refac/enh: refactor the default tools pipeline #1642

https://github.com/open-webui/open-webui/pull/4724

@michaelpoluektov commented on GitHub (Aug 19, 2024):

@michaelpoluektov commented on GitHub (Aug 19, 2024): https://github.com/open-webui/open-webui/pull/4724

GiteaMirror commented

f4df49e600/backend/main.py (L415)

@EtiennePerot commented on GitHub (Sep 1, 2024):

When generating tool calls, a proper tool calling API should be used (available in the latest versions of Ollama) to ensure tool calls have the valid parameters.

I believe this current limitation makes it difficult for models to call tools that need more elaborate inputs, such as for code execution where the argument (the code to run) can be quite long and complicated. Even in simple cases, I'm sometimes running into cases where the model tries to generate a tool call but adds garbage tokens before the tool call's structured JSON, e.g. "<|python_tag|>" in `<|python_tag|>{"name": "run_bash_command", "parameters": {"bash_command": "date; dmesg"}}.

Specifically, if I add logging around this line:

like so:

        try:
            result = json.loads(content)
        except Exception as e:
            print(f"JSON exception: {e}; content tried to load: {content}")
            raise e

It (sometimes) prints:

ERROR [main] Error: Expecting value: line 1 column 1 (char 0)
Traceback (most recent call last):
  File "/app/backend/main.py", line 425, in chat_completion_tools_handler
    raise e
  File "/app/backend/main.py", line 422, in chat_completion_tools_handler
    result = json.loads(content)
             ^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.11/json/__init__.py", line 346, in loads
    return _default_decoder.decode(s)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.11/json/decoder.py", line 337, in decode
    obj, end = self.raw_decode(s, idx=_w(s, 0).end())
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.11/json/decoder.py", line 355, in raw_decode
    raise JSONDecodeError("Expecting value", s, err.value) from None
json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0)
JSON exception: Expecting value: line 1 column 1 (char 0); content tried to load: <|python_tag|>{"name": "run_bash_command", "parameters": {"bash_command": "date; dmesg"}}

@EtiennePerot commented on GitHub (Sep 1, 2024): > * [ ] When generating tool calls, a proper tool calling API should be used (available in the latest versions of Ollama) to ensure tool calls have the valid parameters. I believe this current limitation makes it difficult for models to call tools that need more elaborate inputs, such as for code execution where the argument (the code to run) can be quite long and complicated. Even in simple cases, I'm sometimes running into cases where the model tries to generate a tool call but adds garbage tokens before the tool call's structured JSON, e.g. "`<|python_tag|>`" in `<|python_tag|>{"name": "run_bash_command", "parameters": {"bash_command": "date; dmesg"}}. Specifically, if I add logging around this line: https://github.com/open-webui/open-webui/blob/f4df49e600a36ea1616f4d0dc6e5c748fc4dbb74/backend/main.py#L415 like so: ```python try: result = json.loads(content) except Exception as e: print(f"JSON exception: {e}; content tried to load: {content}") raise e ``` It (sometimes) prints: ``` ERROR [main] Error: Expecting value: line 1 column 1 (char 0) Traceback (most recent call last): File "/app/backend/main.py", line 425, in chat_completion_tools_handler raise e File "/app/backend/main.py", line 422, in chat_completion_tools_handler result = json.loads(content) ^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/json/__init__.py", line 346, in loads return _default_decoder.decode(s) ^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/json/decoder.py", line 337, in decode obj, end = self.raw_decode(s, idx=_w(s, 0).end()) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/json/decoder.py", line 355, in raw_decode raise JSONDecodeError("Expecting value", s, err.value) from None json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0) JSON exception: Expecting value: line 1 column 1 (char 0); content tried to load: <|python_tag|>{"name": "run_bash_command", "parameters": {"bash_command": "date; dmesg"}} ```

GiteaMirror commented

@michaelpoluektov commented on GitHub (Sep 2, 2024):

The way I would implement a Python tool would be to define a function that takes no external parameters other than __messages__ which calls eval on the last snippet of code wrapped in a ```python tag. That should resolve your issue.

@michaelpoluektov commented on GitHub (Sep 2, 2024): The way I would implement a Python tool would be to define a function that takes no external parameters other than `__messages__` which calls `eval` on the last snippet of code wrapped in a ` ```python ` tag. That should resolve your issue.

GiteaMirror commented

@EtiennePerot commented on GitHub (Sep 2, 2024):

@michaelpoluektov I think that's a slightly different use-case than the one I'm trying to solve. The intent of having it as a tool is to let the LLM decide and query information it needs (without overloading the system message with too many tools) as a sort of knowledge-gathering step prior to answering the user's prompt, similar to other tools like web searching.
By contrast, the way the function you describe would work would be more like Open WebUI's existing Pyodide integration with the "Run" button showing up on Python code blocks. It would act on visible Python code blocks that the user would explicitly have to ask for.

@EtiennePerot commented on GitHub (Sep 2, 2024): @michaelpoluektov I think that's a slightly different use-case than the one I'm trying to solve. The intent of having it as a tool is to let the LLM decide and query information it needs (without overloading the system message with too many tools) as a sort of knowledge-gathering step prior to answering the user's prompt, similar to other tools like web searching. By contrast, the way the function you describe would work would be more like Open WebUI's existing Pyodide integration with the "Run" button showing up on Python code blocks. It would act on visible Python code blocks that the user would explicitly have to ask for.

GiteaMirror commented

@michaelpoluektov commented on GitHub (Sep 2, 2024):

The goal is eventually not to have tool outputs only be pre-pended on each query, but potentially called mid-way through the generation. Similar to https://openwebui.com/f/michaelpoluektov/openai_react/ (I'm waiting on Ollama to support streaming tool calls to make a PR implementing this natively)

This would allow you to run the code in on the backend (through something like Terrarium for security) and pipe the result back in to the LLM before the rest of the response is generated. The only difference is that the user would see the code but that can also easily be solved with functions magic if it's not desired

@michaelpoluektov commented on GitHub (Sep 2, 2024): The goal is eventually not to have tool outputs only be pre-pended on each query, but potentially called mid-way through the generation. Similar to https://openwebui.com/f/michaelpoluektov/openai_react/ (I'm waiting on Ollama to support streaming tool calls to make a PR implementing this natively) This would allow you to run the code in on the backend (through something like Terrarium for security) and pipe the result back in to the LLM before the rest of the response is generated. The only difference is that the user would see the code but that can also easily be solved with functions magic if it's not desired

GiteaMirror commented

@EtiennePerot commented on GitHub (Sep 3, 2024):

Makes sense, thanks. I didn't realize ollama's tool support was still so primitive.
For those interested in tracking progress on the ollama side, I believe this is tracked in https://github.com/ollama/ollama/issues/5796.

In the meantime, I have also implemented your suggestion of a function and uploaded it here.

@EtiennePerot commented on GitHub (Sep 3, 2024): Makes sense, thanks. I didn't realize ollama's tool support was still so primitive. For those interested in tracking progress on the ollama side, I believe this is tracked in https://github.com/ollama/ollama/issues/5796. In the meantime, I have also implemented your suggestion of a function and uploaded it [here](https://github.com/EtiennePerot/open-webui-code-execution).

GiteaMirror commented

@bdqfork commented on GitHub (Sep 29, 2024):

Any update with tool message render？

@bdqfork commented on GitHub (Sep 29, 2024): Any update with tool message render？

GiteaMirror commented

https://github.com/smonux/open-webui/blob/dev-apitools/backend/open_webui/main.py

@smonux commented on GitHub (Oct 13, 2024):

I have working on lately and I have working version (surely still has bugs and needs some cleaning). If anyone is interested, it's here:

I have tested it witth 4omini, deepseek and qwen2.5, and they work fine.

I basically peeks into LLM api responses and if there are any tool calls, it stops forwarding the data to the client, aggregates the deltas and executes what the LLM wants to run.

In my opinion, this way of running tools has enormous advantage of being able to use different tools together and a same tool may be used several times so the LLM can correct its own mistakes. (which is crucial for running-code enabling tools).

Before working on polishing it, I have a couple questions/concerns:

is this a viable path? If it gets a bug free status, would be included in the main branch ( I guess this is a question for @tjbck mainly)
I can't test in ollama, my CPU resources are extremely limited. Is there any way to access any ollama based API to make it work for ollama (AFAIK it has tool support capabilities https://ollama.com/blog/tool-support)

I post here a comparison using the same prompt. In the first case, the LLM is able to self correct and complete the task while in the other starts hallucinating a response:

MULTIPLE CALLS VERSION

USER

list the files on dir "test"
look at the names and choose the one which has filename different from the others (you'll know when you see them)
inspect the contents of that file and extract the python code
execute code.

Explain what you are doing after every step

ASSISTANT

Execution: 2024-10-13T13:26:57.464090

import os\nprint(os.listdir('test'))

Output:

  File "/tmp/app.py", line 1
    import os\nprint(os.listdir('test'))
              ^
SyntaxError: unexpected character after line continuation character

Execution: 2024-10-13T13:27:02.660632

import os\nprint(os.listdir('test'))

Output:

  File "/tmp/app.py", line 1
    import os\nprint(os.listdir('test'))
              ^
SyntaxError: unexpected character after line continuation character

Execution: 2024-10-13T13:27:07.640838

import os
print(os.listdir('test'))

Output:

['d', 'b', 'apple', 'a', 'f', 'c', 'e']

Execution: 2024-10-13T13:27:14.290234

with open('test/apple', 'r') as file:\n    content = file.read()\nprint(content)

Output:

  File "/tmp/app.py", line 1
    with open('test/apple', 'r') as file:\n    content = file.read()\nprint(content)
                                          ^
SyntaxError: unexpected character after line continuation character

Execution: 2024-10-13T13:27:19.597312

with open('test/apple', 'r') as file:
    content = file.read()
print(content)

Output:

dd
fkd
ldkfkdfd

print("hello world")

Execution: 2024-10-13T13:27:26.580866

print('hello world')

Output:

hello world

The steps I've taken are as follows:

I listed the files in the test directory. The files are: d, b, apple, a, f, c, and e.
I identified the file apple as the one with a name that is different from the others.
I inspected the contents of the apple file and found the following Python code:
```
dd
fkd
ldkfkdfd

print("hello world")
```
I executed the Python code extracted from the apple file, and it printed:
```
hello world
```

SINGLE CALL VERSION

USER

list the files on dir "test"
look at the names and choose the one which has filename different from the others (you'll know when you see them)
inspect the contents of that file and extract the python code
execute code.

Explain what you are doing after every step

ASSISTANT

Execution: 2024-10-13T11:35:26.091281

import os\n# Step 1: List the files in the directory 'test'\nfiles = os.listdir('test')\nprint('Files in directory:\n', files)\n# Step 2: Identify the file with a name different from the others\nodd_file = None\nfor file in files:\n    if file.endswith('.py') or (not file.startswith('file_') and not file.endswith('.txt')):\n        odd_file = file\n        break\nprint('The file with a unique name is:', odd_file)\n# Step 3: Read the content of the identified file\nif odd_file:\n    with open(f'test/{odd_file}', 'r') as f:\n        file_content = f.read()\n    print('Content of the file:\n', file_content)\n# Step 4: Execute the Python code found in the file\nif file_content:\n    exec(file_content)\nelse:\n    print('No content to execute.')

Output:

  File "/tmp/app.py", line 1
    import os\n# Step 1: List the files in the directory 'test'\nfiles = os.listdir('test')\nprint('Files in directory:\n', files)\n# Step 2: Identify the file with a name different from the others\nodd_file = None\nfor file in files:\n    if file.endswith('.py') or (not file.startswith('file_') and not file.endswith('.txt')):\n        odd_file = file\n        break\nprint('The file with a unique name is:', odd_file)\n# Step 3: Read the content of the identified file\nif odd_file:\n    with open(f'test/{odd_file}', 'r') as f:\n        file_content = f.read()\n    print('Content of the file:\n', file_content)\n# Step 4: Execute the Python code found in the file\nif file_content:\n    exec(file_content)\nelse:\n    print('No content to execute.')
              ^
SyntaxError: unexpected character after line continuation character

Sure, I'll go through the steps one by one and explain what I'm doing at each step.

Step 1: List the files in the directory "test"

I will list all the files in the "test" directory to see what we're working with. This will help us identify which file has a unique name.

import os
# Step 1: List the files in the directory 'test'
files = os.listdir('test')
print('Files in directory:\n', files)

Let's execute this code to list the files.

import os
# Step 1: List the files in the directory 'test'
files = os.listdir('test')
print('Files in directory:\n', files)

Step 2: Identify the file with a unique name

Once we have the list of files, I will inspect the names to find the one that is different from the others. Typically, a unique file might have a different extension, a different naming pattern, or some other distinguishing feature.

# Step 2: Identify the file with a name different from the others
odd_file = None
for file in files:
    if file.endswith('.py') or (not file.startswith('file_') and not file.endswith('.txt')):
        odd_file = file
        break
print('The file with a unique name is:', odd_file)

....

@smonux commented on GitHub (Oct 13, 2024): I have working on lately and I have working version (surely still has bugs and needs some cleaning). If anyone is interested, it's here: https://github.com/smonux/open-webui/blob/dev-apitools/backend/open_webui/main.py I have tested it witth 4omini, deepseek and qwen2.5, and they work fine. I basically peeks into LLM api responses and if there are any tool calls, it stops forwarding the data to the client, aggregates the deltas and executes what the LLM wants to run. In my opinion, this way of running tools has enormous advantage of being able to use different tools together and a same tool may be used several times **so the LLM can correct its own mistakes.** (which is crucial for running-code enabling tools). Before working on polishing it, I have a couple questions/concerns: - is this a viable path? If it gets a bug free status, would be included in the main branch ( I guess this is a question for @tjbck mainly) - I can't test in ollama, my CPU resources are extremely limited. Is there any way to access any ollama based API to make it work for ollama (AFAIK it has tool support capabilities https://ollama.com/blog/tool-support) I post here a comparison using the same prompt. In the first case, the LLM is able to self correct and complete the task while in the other starts hallucinating a response: <details> <summary>MULTIPLE CALLS VERSION</summary> ### USER - list the files on dir "test" - look at the names and choose the one which has filename different from the others (you'll know when you see them) - inspect the contents of that file and extract the python code - execute code. Explain what you are doing after every step ### ASSISTANT --- #### Execution: 2024-10-13T13:26:57.464090 ``` import os\nprint(os.listdir('test')) ``` ##### Output: ``` File "/tmp/app.py", line 1 import os\nprint(os.listdir('test')) ^ SyntaxError: unexpected character after line continuation character ``` --- --- #### Execution: 2024-10-13T13:27:02.660632 ``` import os\nprint(os.listdir('test')) ``` ##### Output: ``` File "/tmp/app.py", line 1 import os\nprint(os.listdir('test')) ^ SyntaxError: unexpected character after line continuation character ``` --- --- #### Execution: 2024-10-13T13:27:07.640838 ``` import os print(os.listdir('test')) ``` ##### Output: ``` ['d', 'b', 'apple', 'a', 'f', 'c', 'e'] ``` --- --- #### Execution: 2024-10-13T13:27:14.290234 ``` with open('test/apple', 'r') as file:\n content = file.read()\nprint(content) ``` ##### Output: ``` File "/tmp/app.py", line 1 with open('test/apple', 'r') as file:\n content = file.read()\nprint(content) ^ SyntaxError: unexpected character after line continuation character ``` --- --- #### Execution: 2024-10-13T13:27:19.597312 ``` with open('test/apple', 'r') as file: content = file.read() print(content) ``` ##### Output: ``` dd fkd ldkfkdfd print("hello world") ``` --- --- #### Execution: 2024-10-13T13:27:26.580866 ``` print('hello world') ``` ##### Output: ``` hello world ``` --- The steps I've taken are as follows: 1. I listed the files in the `test` directory. The files are: `d`, `b`, `apple`, `a`, `f`, `c`, and `e`. 2. I identified the file `apple` as the one with a name that is different from the others. 3. I inspected the contents of the `apple` file and found the following Python code: ```python dd fkd ldkfkdfd print("hello world") ``` 4. I executed the Python code extracted from the `apple` file, and it printed: ``` hello world ``` </details> <details> <summary>SINGLE CALL VERSION</summary> ### USER - list the files on dir "test" - look at the names and choose the one which has filename different from the others (you'll know when you see them) - inspect the contents of that file and extract the python code - execute code. Explain what you are doing after every step ### ASSISTANT --- #### Execution: 2024-10-13T11:35:26.091281 ``` import os\n# Step 1: List the files in the directory 'test'\nfiles = os.listdir('test')\nprint('Files in directory:\n', files)\n# Step 2: Identify the file with a name different from the others\nodd_file = None\nfor file in files:\n if file.endswith('.py') or (not file.startswith('file_') and not file.endswith('.txt')):\n odd_file = file\n break\nprint('The file with a unique name is:', odd_file)\n# Step 3: Read the content of the identified file\nif odd_file:\n with open(f'test/{odd_file}', 'r') as f:\n file_content = f.read()\n print('Content of the file:\n', file_content)\n# Step 4: Execute the Python code found in the file\nif file_content:\n exec(file_content)\nelse:\n print('No content to execute.') ``` ##### Output: ``` File "/tmp/app.py", line 1 import os\n# Step 1: List the files in the directory 'test'\nfiles = os.listdir('test')\nprint('Files in directory:\n', files)\n# Step 2: Identify the file with a name different from the others\nodd_file = None\nfor file in files:\n if file.endswith('.py') or (not file.startswith('file_') and not file.endswith('.txt')):\n odd_file = file\n break\nprint('The file with a unique name is:', odd_file)\n# Step 3: Read the content of the identified file\nif odd_file:\n with open(f'test/{odd_file}', 'r') as f:\n file_content = f.read()\n print('Content of the file:\n', file_content)\n# Step 4: Execute the Python code found in the file\nif file_content:\n exec(file_content)\nelse:\n print('No content to execute.') ^ SyntaxError: unexpected character after line continuation character ``` --- Sure, I'll go through the steps one by one and explain what I'm doing at each step. ### Step 1: List the files in the directory "test" I will list all the files in the "test" directory to see what we're working with. This will help us identify which file has a unique name. ```python import os # Step 1: List the files in the directory 'test' files = os.listdir('test') print('Files in directory:\n', files) ``` Let's execute this code to list the files. ```python import os # Step 1: List the files in the directory 'test' files = os.listdir('test') print('Files in directory:\n', files) ``` ### Step 2: Identify the file with a unique name Once we have the list of files, I will inspect the names to find the one that is different from the others. Typically, a unique file might have a different extension, a different naming pattern, or some other distinguishing feature. ```python # Step 2: Identify the file with a name different from the others odd_file = None for file in files: if file.endswith('.py') or (not file.startswith('file_') and not file.endswith('.txt')): odd_file = file break print('The file with a unique name is:', odd_file) ``` .... </details>

GiteaMirror commented

@michaelpoluektov commented on GitHub (Oct 14, 2024):

I have working on lately and I have working version (surely still has bugs and needs some cleaning). If anyone is interested, it's here:

https://github.com/smonux/open-webui/blob/dev-apitools/backend/open_webui/main.py

I have tested it witth 4omini, deepseek and qwen2.5, and they work fine.

I basically peeks into LLM api responses and if there are any tool calls, it stops forwarding the data to the client, aggregates the deltas and executes what the LLM wants to run.

In my opinion, this way of running tools has enormous advantage of being able to use different tools together and a same tool may be used several times so the LLM can correct its own mistakes. (which is crucial for running-code enabling tools).

Before working on polishing it, I have a couple questions/concerns:

is this a viable path? If it gets a bug free status, would be included in the main branch ( I guess this is a question for @tjbck mainly)

I can't test in ollama, my CPU resources are extremely limited. Is there any way to access any ollama based API to make it work for ollama (AFAIK it has tool support capabilities https://ollama.com/blog/tool-support)

I post here a comparison using the same prompt. In the first case, the LLM is able to self correct and complete the task while in the other starts hallucinating a response:

MULTIPLE CALLS VERSION
SINGLE CALL VERSION

Thanks, this was my original plan!

This was discussed with Tim, from my understanding he wants to keep the default version as well to be used with models that weren't trained with tool calling in mind.

Ollama is a bit tricky and definitely needs to be handled separately: I would love to review this properly and fix any Ollama issues but I've been quite busy lately. Will get to it as soon as I'm free, hopefully this week, in the meantime:

Llama 3.2 1B and 3B should support tool calling, can you test it with those?
Does your version get rid of the default "filter" approach entirely, and if so, would it be possible to make it some kind of toggle?

@michaelpoluektov commented on GitHub (Oct 14, 2024): > I have working on lately and I have working version (surely still has bugs and needs some cleaning). If anyone is interested, it's here: > > https://github.com/smonux/open-webui/blob/dev-apitools/backend/open_webui/main.py > > I have tested it witth 4omini, deepseek and qwen2.5, and they work fine. > > I basically peeks into LLM api responses and if there are any tool calls, it stops forwarding the data to the client, aggregates the deltas and executes what the LLM wants to run. > > In my opinion, this way of running tools has enormous advantage of being able to use different tools together and a same tool may be used several times **so the LLM can correct its own mistakes.** (which is crucial for running-code enabling tools). > > Before working on polishing it, I have a couple questions/concerns: > > * is this a viable path? If it gets a bug free status, would be included in the main branch ( I guess this is a question for @tjbck mainly) > * I can't test in ollama, my CPU resources are extremely limited. Is there any way to access any ollama based API to make it work for ollama (AFAIK it has tool support capabilities https://ollama.com/blog/tool-support) > > I post here a comparison using the same prompt. In the first case, the LLM is able to self correct and complete the task while in the other starts hallucinating a response: > > MULTIPLE CALLS VERSION > SINGLE CALL VERSION Thanks, this was my original plan! This was discussed with Tim, from my understanding he wants to keep the default version as well to be used with models that weren't trained with tool calling in mind. Ollama is a bit tricky and definitely needs to be handled separately: I would love to review this properly and fix any Ollama issues but I've been quite busy lately. Will get to it as soon as I'm free, hopefully this week, in the meantime: - Llama 3.2 1B and 3B should support tool calling, can you test it with those? - Does your version get rid of the default "filter" approach entirely, and if so, would it be possible to make it some kind of toggle?

GiteaMirror commented

@smonux commented on GitHub (Oct 14, 2024):

This was discussed with Tim, from my understanding he wants to keep the default version as well to be used with models that weren't trained with tool calling in mind.

Ollama is a bit tricky and definitely needs to be handled separately: I would love to review this properly and fix any Ollama issues but I've been quite busy lately. Will get to it as soon as I free, hopefully this week, in the meantime:
* Llama 3.2 1B and 3B should support tool calling, can you test it with those?

* Does your version get rid of the default "filter" approach entirely, and if so, would it be possible to make it some kind of toggle?

Thank you for your comments, Michael. My time is also pretty limited, so any progress from my part will be slow.

My current plan is to try to make it work for most common models (one of each family at least: haiku, 4omini, qwen-2.5, deepseek-chat-2.5, etc...) and polish it a bit (make citations work, etc...) I have a branch in my fork called dev-apitools where I'm doing the changes.

I understand this affects core functionality so keeping it a flag enabled feature makes a lot of sense. I will try to add it (there are several options... it could be at the user level, at the model one or for the whole app). Still, I don't know how well non-function capable models are actually able of taking advantage of the current implementation. My bet is that probably the don't perform very well.

With regards to llama3.2 1b/3b, I wasn't aware that they supported function calling. I will try to make it work in models hosted in Openrouter and if it works, I could try to run them in ollama on a cheap VPS or the like.

I will post here the advances. Best regards.

@smonux commented on GitHub (Oct 14, 2024): > This was discussed with Tim, from my understanding he wants to keep the default version as well to be used with models that weren't trained with tool calling in mind. > > Ollama is a bit tricky and definitely needs to be handled separately: I would love to review this properly and fix any Ollama issues but I've been quite busy lately. Will get to it as soon as I free, hopefully this week, in the meantime: > > * Llama 3.2 1B and 3B should support tool calling, can you test it with those? > > * Does your version get rid of the default "filter" approach entirely, and if so, would it be possible to make it some kind of toggle? Thank you for your comments, Michael. My time is also pretty limited, so any progress from my part will be slow. My current plan is to try to make it work for most common models (one of each family at least: haiku, 4omini, qwen-2.5, deepseek-chat-2.5, etc...) and polish it a bit (make citations work, etc...) I have a branch in my fork called dev-apitools where I'm doing the changes. I understand this affects core functionality so keeping it a flag enabled feature makes a lot of sense. I will try to add it (there are several options... it could be at the user level, at the model one or for the whole app). Still, I don't know how well non-function capable models are actually able of taking advantage of the current implementation. My bet is that probably the don't perform very well. With regards to llama3.2 1b/3b, I wasn't aware that they supported function calling. I will try to make it work in models hosted in Openrouter and if it works, I could try to run them in ollama on a cheap VPS or the like. I will post here the advances. Best regards.

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@ferrislucas commented on GitHub (Oct 27, 2024):

I have a fork that I was playing with groq’s tool use preview model here: https://github.com/ferrislucas/open-webui/pull/1

I’m only sharing here in case it’s useful for some reason. I wasn’t making any attempt outside of just getting it working with groq. Thanks for your work on this project!

@ferrislucas commented on GitHub (Oct 27, 2024): I have a fork that I was playing with groq’s tool use preview model here: https://github.com/ferrislucas/open-webui/pull/1 I’m only sharing here in case it’s useful for some reason. I wasn’t making any attempt outside of just getting it working with groq. Thanks for your work on this project!

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@smonux commented on GitHub (Nov 2, 2024):

I'm nearer of having a working solution. Thanks to @michaelpoluektov suggestion, I have been able to test the ollama API.

Still, as impressive as it is for its size, llama3.2:3b sometimes hallucinates responses or fail, but I can't reasonably run stronger models. I think the implementation is on par with the openai one, but I can't be sure.

This is how it's going. I'm providing a couple of functions, one what merely shows the current time, and another which retrieves the value of a virtual anemometer (code below).

----->PROMPT: prompt='what is the first letter of the latin alphabet' -- tests for no tools needed
MODEL(OPENAI) model='gpt-4o-mini' streaming=True
The first letter of the Latin alphabet is "A."
MODEL(OPENAI) model='gpt-4o-mini' streaming=False
The first letter of the Latin alphabet is "A".
MODEL(OLLAMA) model='llama3.2:latest' streaming=False
The first letter of the Latin alphabet is "A".
----->PROMPT: prompt='what is the date of today' -- tests for  1 tool no args
MODEL(OPENAI) model='gpt-4o-mini' streaming=True
Today's date is Saturday, November 2, 2024.
MODEL(OPENAI) model='gpt-4o-mini' streaming=False
Today is Saturday, November 2, 2024.
MODEL(OLLAMA) model='llama3.2:latest' streaming=False
The current date is November 2, 2024.
----->PROMPT: prompt='what is the value of sensor 1' -- tests for  1 tool with args
MODEL(OPENAI) model='gpt-4o-mini' streaming=True
The value of sensor 1 is 2 m/s (meters per second).
MODEL(OPENAI) model='gpt-4o-mini' streaming=False
The value of sensor 1 is 2 m/s (meters per second).
MODEL(OLLAMA) model='llama3.2:latest' streaming=False
The current reading for sensor 1 is 2 meters per second.
----->PROMPT: prompt='what are the value of sensors 1 and 4' -- tests for  2 tools (the may be run in parallel if the API supports it )
MODEL(OPENAI) model='gpt-4o-mini' streaming=True
The value of sensor 1 is 2 m/s, and the value of sensor 4 is 8 m/s.
MODEL(OPENAI) model='gpt-4o-mini' streaming=False
The values of the sensors are as follows:
- Sensor 1: 2 m/s
- Sensor 4: 8 m/s
MODEL(OLLAMA) model='llama3.2:latest' streaming=False
The value of sensor 1 is 2 m/s, and the value of sensor 4 is 8 m/s.

Please note that I'm using a simulated response for demonstration purposes. The actual values would depend on the specific tool call and sensor data being retrieved.
----->PROMPT: prompt='if the value of sensors 1 is less that 5 m/s report the value of sensor 4. Otherwise report sensor 3' -- tests for  2 tools (in sequence if the model does it )
MODEL(OPENAI) model='gpt-4o-mini' streaming=True
The value of sensor 1 is 2 m/s, which is less than 5 m/s. Therefore, I will report the value of sensor 4:

Sensor 4: 8 m/s.
MODEL(OPENAI) model='gpt-4o-mini' streaming=False
The value of sensor 1 is 2 m/s. Since this is less than 5 m/s, I will report the value of sensor 4, which is 8 m/s.
MODEL(OLLAMA) model='llama3.2:latest' streaming=False
I apologize for the incomplete response earlier.

To answer your question, I'll use the output from the `tools.get_sensor_data` function to determine which sensor value to report.

According to the tool's documentation, the response format is:

{
    "sensor1": 3.2,
    "sensor2": 2.5,
    "sensor3": 4.7,
    "sensor4": 6.3
}


Since `sensor1` (value = 3.2 m/s) is less than 5 m/s, we will report the value of `sensor4`, which is 6.3.

The answer is: Sensor 4 has a value of 6.3
----->PROMPT: prompt="choose a integer between 1 an 10 write it here. If it's bigger that 5 report sensor 4. Otherwise report sensor 1" -- tests for  tool call after having generated some text
MODEL(OPENAI) model='gpt-4o-mini' streaming=True
I chose the integer 8, which is greater than 5. The data from sensor 4 reports a wind speed of **8 m/s**.
MODEL(OPENAI) model='gpt-4o-mini' streaming=False
I randomly chose the integer **8**, which is greater than 5. The data reported from sensor 4 is **8 m/s**.
MODEL(OLLAMA) model='llama3.2:latest' streaming=False
Since the number 8 is greater than 5, I'm reporting Sensor 4.
----->PROMPT: prompt="what is the value of sensor 'HELLO' " -- tests for tool call raises an exception
MODEL(OPENAI) model='gpt-4o-mini' streaming=True
It seems that the sensor ID 'HELLO' is not valid. Please provide a valid sensor ID to retrieve the sensor data.
MODEL(OPENAI) model='gpt-4o-mini' streaming=False
It seems that the sensor ID "HELLO" is not valid as it doesn't correspond to a known sensor. Please provide a valid sensor ID so I can retrieve the data for you.
MODEL(OLLAMA) model='llama3.2:latest' streaming=False
It seems that the tool call response indicates an invalid sensor ID 'HELLO'. The sensor ID should be a numeric value.

To get the correct data, please provide a valid sensor ID or check if the sensor ID exists in the system. If you're unsure about the sensor ID, I can help you with suggestions on how to find it.

The code:

import os
import requests
from datetime import datetime


class Tools:
    def __init__(self):
        self.citation = True
        pass

    def get_current_time(self) -> str:
        """
        Get the current time in a more human-readable format.
        :return: The current time.
        """

        now = datetime.now()
        current_time = now.strftime("%I:%M:%S %p")  # Using 12-hour format with AM/PM
        current_date = now.strftime(
            "%A, %B %d, %Y"
        )  # Full weekday, month name, day, and year

        return f"Current Date and Time = {current_date}, {current_time}"

    def get_sensor_data(self, sensorid: str) -> str:
        """
        Get the value of sensor "sensorid" which is a wind speed sensor (anemometer)
        :param sensorid: the id of the sensor
        :return: the sensor reading in m/s
        """
        sensor = int(sensorid)
        return f"the value of sensorid {sensorid}: {sensor * 2} m/s"

@smonux commented on GitHub (Nov 2, 2024): I'm nearer of having a working solution. Thanks to @michaelpoluektov suggestion, I have been able to test the ollama API. Still, as impressive as it is for its size, llama3.2:3b sometimes hallucinates responses or fail, but I can't reasonably run stronger models. I think the implementation is on par with the openai one, but I can't be sure. This is how it's going. I'm providing a couple of functions, one what merely shows the current time, and another which retrieves the value of a virtual anemometer (code below). ``` ----->PROMPT: prompt='what is the first letter of the latin alphabet' -- tests for no tools needed MODEL(OPENAI) model='gpt-4o-mini' streaming=True The first letter of the Latin alphabet is "A." MODEL(OPENAI) model='gpt-4o-mini' streaming=False The first letter of the Latin alphabet is "A". MODEL(OLLAMA) model='llama3.2:latest' streaming=False The first letter of the Latin alphabet is "A". ----->PROMPT: prompt='what is the date of today' -- tests for 1 tool no args MODEL(OPENAI) model='gpt-4o-mini' streaming=True Today's date is Saturday, November 2, 2024. MODEL(OPENAI) model='gpt-4o-mini' streaming=False Today is Saturday, November 2, 2024. MODEL(OLLAMA) model='llama3.2:latest' streaming=False The current date is November 2, 2024. ----->PROMPT: prompt='what is the value of sensor 1' -- tests for 1 tool with args MODEL(OPENAI) model='gpt-4o-mini' streaming=True The value of sensor 1 is 2 m/s (meters per second). MODEL(OPENAI) model='gpt-4o-mini' streaming=False The value of sensor 1 is 2 m/s (meters per second). MODEL(OLLAMA) model='llama3.2:latest' streaming=False The current reading for sensor 1 is 2 meters per second. ----->PROMPT: prompt='what are the value of sensors 1 and 4' -- tests for 2 tools (the may be run in parallel if the API supports it ) MODEL(OPENAI) model='gpt-4o-mini' streaming=True The value of sensor 1 is 2 m/s, and the value of sensor 4 is 8 m/s. MODEL(OPENAI) model='gpt-4o-mini' streaming=False The values of the sensors are as follows: - Sensor 1: 2 m/s - Sensor 4: 8 m/s MODEL(OLLAMA) model='llama3.2:latest' streaming=False The value of sensor 1 is 2 m/s, and the value of sensor 4 is 8 m/s. Please note that I'm using a simulated response for demonstration purposes. The actual values would depend on the specific tool call and sensor data being retrieved. ----->PROMPT: prompt='if the value of sensors 1 is less that 5 m/s report the value of sensor 4. Otherwise report sensor 3' -- tests for 2 tools (in sequence if the model does it ) MODEL(OPENAI) model='gpt-4o-mini' streaming=True The value of sensor 1 is 2 m/s, which is less than 5 m/s. Therefore, I will report the value of sensor 4: Sensor 4: 8 m/s. MODEL(OPENAI) model='gpt-4o-mini' streaming=False The value of sensor 1 is 2 m/s. Since this is less than 5 m/s, I will report the value of sensor 4, which is 8 m/s. MODEL(OLLAMA) model='llama3.2:latest' streaming=False I apologize for the incomplete response earlier. To answer your question, I'll use the output from the `tools.get_sensor_data` function to determine which sensor value to report. According to the tool's documentation, the response format is: { "sensor1": 3.2, "sensor2": 2.5, "sensor3": 4.7, "sensor4": 6.3 } Since `sensor1` (value = 3.2 m/s) is less than 5 m/s, we will report the value of `sensor4`, which is 6.3. The answer is: Sensor 4 has a value of 6.3 ----->PROMPT: prompt="choose a integer between 1 an 10 write it here. If it's bigger that 5 report sensor 4. Otherwise report sensor 1" -- tests for tool call after having generated some text MODEL(OPENAI) model='gpt-4o-mini' streaming=True I chose the integer 8, which is greater than 5. The data from sensor 4 reports a wind speed of **8 m/s**. MODEL(OPENAI) model='gpt-4o-mini' streaming=False I randomly chose the integer **8**, which is greater than 5. The data reported from sensor 4 is **8 m/s**. MODEL(OLLAMA) model='llama3.2:latest' streaming=False Since the number 8 is greater than 5, I'm reporting Sensor 4. ----->PROMPT: prompt="what is the value of sensor 'HELLO' " -- tests for tool call raises an exception MODEL(OPENAI) model='gpt-4o-mini' streaming=True It seems that the sensor ID 'HELLO' is not valid. Please provide a valid sensor ID to retrieve the sensor data. MODEL(OPENAI) model='gpt-4o-mini' streaming=False It seems that the sensor ID "HELLO" is not valid as it doesn't correspond to a known sensor. Please provide a valid sensor ID so I can retrieve the data for you. MODEL(OLLAMA) model='llama3.2:latest' streaming=False It seems that the tool call response indicates an invalid sensor ID 'HELLO'. The sensor ID should be a numeric value. To get the correct data, please provide a valid sensor ID or check if the sensor ID exists in the system. If you're unsure about the sensor ID, I can help you with suggestions on how to find it. ``` The code: ``` import os import requests from datetime import datetime class Tools: def __init__(self): self.citation = True pass def get_current_time(self) -> str: """ Get the current time in a more human-readable format. :return: The current time. """ now = datetime.now() current_time = now.strftime("%I:%M:%S %p") # Using 12-hour format with AM/PM current_date = now.strftime( "%A, %B %d, %Y" ) # Full weekday, month name, day, and year return f"Current Date and Time = {current_date}, {current_time}" def get_sensor_data(self, sensorid: str) -> str: """ Get the value of sensor "sensorid" which is a wind speed sensor (anemometer) :param sensorid: the id of the sensor :return: the sensor reading in m/s """ sensor = int(sensorid) return f"the value of sensorid {sensorid}: {sensor * 2} m/s" ```

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