2.5.0: Route Awakening

This release introduces completely new tools for generating and customizing MCP servers from OpenAPI specs and FastAPI apps, including popular requests like mechanisms for determining what routes map to what MCP components; renaming routes; and customizing the generated MCP components.

What's Changed

New Features 🎉

• Add FastMCP 1.0 server support for in-memory Client / Testing by @jlowin in #539
• Minor addition: add transport to stdio server in mcpconfig, with default by @jlowin in #555
• Raise an error if a Client is created with no servers in config by @jlowin in #554
• Expose model preferences in Context.sample for flexible model selection. by @davenpi in #542
• Ensure custom routes are respected by @jlowin in #558
• Add client method to send cancellation notifications by @davenpi in #563
• Enhance route map logic for include/exclude OpenAPI routes by @jlowin in #564
• Add tag-based route maps by @jlowin in #565
• Add advanced control of openAPI route creation by @jlowin in #566
• Make error masking configurable by @jlowin in #550
• Ensure client headers are passed through to remote servers by @jlowin in #575
• Use lowercase name for headers when comparing by @jlowin in #576
• Permit more flexible name generation for OpenAPI servers by @jlowin in #578
• Ensure that tools/templates/prompts are compatible with callable objects by @jlowin in #579

Docs 📚

• Add version badge for prefix formats by @jlowin in #537
• Add versioning note to docs by @jlowin in #551
• Bump 2.3.6 references to 2.4.0 by @jlowin in #567

Full Changelog: v2.4.0...v2.5.0