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[PR #30261] feat: MCP tool adds support for embeddedResource #32755

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opened 2026-02-21 20:52:00 -05:00 by yindo · 0 comments
yindo commented 2026-02-21 20:52:00 -05:00
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Original Pull Request: https://github.com/langgenius/dify/pull/30261

State: closed
Merged: Yes

Important

  1. Make sure you have read our contribution guidelines
  2. Ensure there is an associated issue and you have been assigned to it
  3. Use the correct syntax to link this PR: Fixes #<issue number>.

Summary

This PR introduces a minimal but essential modification to enable the MCP tool to handle non-media file types (such as PDFs and other documents).

Key Changes:

  • Extended Content Handling: Enhanced the MCP tool invocation logic to support embeddedResource as defined in the MCP specification.

fix https://github.com/langgenius/dify/issues/30260
Close https://github.com/langgenius/dify/pull/30268

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1 2

Checklist

  • This change requires a documentation update, included: Dify Document
  • I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!)
  • I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change.
  • I've updated the documentation accordingly.
  • I ran dev/reformat(backend) and cd web && npx lint-staged(frontend) to appease the lint gods
**Original Pull Request:** https://github.com/langgenius/dify/pull/30261 **State:** closed **Merged:** Yes --- > [!IMPORTANT] > > 1. Make sure you have read our [contribution guidelines](https://github.com/langgenius/dify/blob/main/CONTRIBUTING.md) > 1. Ensure there is an associated issue and you have been assigned to it > 1. Use the correct syntax to link this PR: `Fixes #<issue number>`. ## Summary This PR introduces a minimal but essential modification to enable the MCP tool to handle non-media file types (such as PDFs and other documents). Key Changes: - Extended Content Handling: Enhanced the MCP tool invocation logic to support embeddedResource as defined in the MCP specification. fix https://github.com/langgenius/dify/issues/30260 Close https://github.com/langgenius/dify/pull/30268 | Before | After | |--------|-------| | <img width="400" height="210" alt="1" src="https://github.com/user-attachments/assets/372c7a0c-4024-4bd2-928c-48ae657ff34d" /> | <img width="400" height="210" alt="2" src="https://github.com/user-attachments/assets/a2484a8a-a689-4ac3-a650-f3736d71b30d" /> | ## Checklist - [ ] This change requires a documentation update, included: [Dify Document](https://github.com/langgenius/dify-docs) - [x] I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!) - [x] I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change. - [x] I've updated the documentation accordingly. - [x] I ran `dev/reformat`(backend) and `cd web && npx lint-staged`(frontend) to appease the lint gods
yindo added the pull-request label 2026-02-21 20:52:00 -05:00
yindo closed this issue 2026-02-21 20:52:00 -05:00
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Reference: langgenius/dify#32755
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