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This repository was archived by the owner on May 16, 2025. It is now read-only.

Releases: langchain-ai/langchainjs-mcp-adapters

v0.4.5

13 May 21:11
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Full Changelog: v0.4.4...v0.4.5

v0.4.4

13 May 20:21
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What's Changed

  • feat: support StreamableHTTPClientTransport by @leo237 in #64

New Contributors

Full Changelog: v0.4.3...v0.4.4

v0.4.3

12 May 18:02
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  • changes company name in readme by @vrknetha in #72
  • Feature/send headers when using node event source transport by @Qantt in #58

New Contributors

  • @Qantt made their first contribution in #58

Full Changelog: v0.4.2...v0.4.3

v0.4.2

09 Apr 07:04
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v0.4.1

09 Apr 06:44
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Full Changelog: v0.4.0...v0.4.1

v0.4.0

04 Apr 03:27
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Breaking Changes

  • Configuration system completely revamped - now uses object-based config, instead of file-based
    • Config structure is based on on emergent mcpServers config "standard" used by Claude, Claude Code, and many other MCP clients
  • MultiServerMCPClient constructor now requires a connections record or complete server config, and no longer auto-loads from mcp.json
  • Several methods that were sync are now async (e.g., getTools(), getClient())
  • Removed multiple configuration methods (fromConfigFile, addConfigFromFile, etc.)
  • Added Zod validation for configurations with improved error reporting
  • Changed tool naming convention for MultiServerMCPClient with new prefix options, aligned with naming conventions used by Claude Code

New Features

  • Support for rich content responses including text, images, and embedded resources
  • Added debug logging with the debug package
  • Improved error handling with distinct error types
  • More robust type safety throughout the codebase

Documentation

  • Completely restructured README with clearer examples and organization
  • Added detailed sections on configuration options, error handling, and response types
  • Simplified examples focused on real-world use cases

Merged Pull Requests

Full Changelog: v0.3.4...v0.4.0

v0.3.4

24 Mar 02:45
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v0.3.3

22 Mar 04:24
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Full Changelog: v0.3.2...v0.3.3

v0.3.2

22 Mar 04:15
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Unpublished

This release was unpublished from NPM as it was broken on install. Sorry about that!

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Full Changelog: v0.3.1...v0.3.2

v0.3.1

22 Mar 03:55
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Full Changelog: v0.3.0...v0.3.1