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issue: No Streaming Output When Function Calling is Enabled for Local Qwen3 #5200

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opened 2025-11-11 16:14:20 -06:00 by GiteaMirror · 1 comment
GiteaMirror commented 2025-11-11 16:14:20 -06:00
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Originally created by @Sandboxcn on GitHub (May 16, 2025).

Check Existing Issues

  • I have searched the existing issues and discussions.
  • I am using the latest version of Open WebUI.

Installation Method

Docker

Open WebUI Version

v0.6.9

Ollama Version (if applicable)

v0.6.8

Operating System

centos

Browser (if applicable)

No response

Confirmation

  • I have read and followed all instructions in README.md.
  • I am using the latest version of both Open WebUI and Ollama.
  • I have included the browser console logs.
  • I have included the Docker container logs.
  • I have listed steps to reproduce the bug in detail.

Expected Behavior

When using the local model qwen3-14b via Ollama with function calling enabled, the frontend is expected to display streaming output.

Actual Behavior

However, with function calling enabled, the frontend does not display streaming responses. Instead, it returns the full output all at once.

Steps to Reproduce

Running qwen3-14b locally via Ollama

mcpo enabled

Function calling enabled

Streaming output either explicitly enabled or left as default

Logs & Screenshots

no

Additional Information

不是致命错误，但非常影响用户体验

Originally created by @Sandboxcn on GitHub (May 16, 2025). ### Check Existing Issues - [x] I have searched the existing issues and discussions. - [x] I am using the latest version of Open WebUI. ### Installation Method Docker ### Open WebUI Version v0.6.9 ### Ollama Version (if applicable) v0.6.8 ### Operating System centos ### Browser (if applicable) _No response_ ### Confirmation - [x] I have read and followed all instructions in `README.md`. - [x] I am using the latest version of **both** Open WebUI and Ollama. - [x] I have included the browser console logs. - [x] I have included the Docker container logs. - [x] I have listed steps to reproduce the bug in detail. ### Expected Behavior When using the local model qwen3-14b via Ollama with function calling enabled, the frontend is expected to display streaming output. ### Actual Behavior However, with function calling enabled, the frontend does not display streaming responses. Instead, it returns the full output all at once. ### Steps to Reproduce Running qwen3-14b locally via Ollama mcpo enabled Function calling enabled Streaming output either explicitly enabled or left as default ### Logs & Screenshots no ### Additional Information 不是致命错误，但非常影响用户体验
GiteaMirror added the bug label 2025-11-11 16:14:20 -06:00
GiteaMirror commented 2025-11-11 16:14:21 -06:00
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@tjbck commented on GitHub (May 16, 2025):

Ollama issue.

@tjbck commented on GitHub (May 16, 2025): Ollama issue.
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Reference: github-starred/open-webui#5200