This repository was archived by the owner on Jul 17, 2026. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 64
Open
Conversation
- Document required naming pattern: ^[a-zA-Z0-9_-]{1,128}$
- Specify allowed characters: alphanumeric, hyphens, underscores only
- Add warning about dots and special characters causing failures
- Include example of correct naming convention
Fixes issue where MCP servers with dots in names (like awslabs.aws-documentation-mcp-server) cause malformed tool calls due to Anthropic's regex validation.
Co-authored-by: Edo Pujol <ed@codegen.com>
codegen-sh
Bot
requested review from
a team and
codegen-team
as code owners
September 18, 2025 17:12
Codecov Report
✅ All modified and coverable lines are covered by tests.
✅ All tests successful. No failed tests found.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to subscribe to this conversation on GitHub.
Already have an account?
Sign in.
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
Summary
Adds documentation for MCP server naming constraints to prevent connection failures caused by invalid server names.
Changes
^[a-zA-Z0-9_-]{1,128}$Context
This addresses the issue where MCP servers with dots in their names (like
awslabs.aws-documentation-mcp-server) cause malformed tool calls due to Anthropic's regex validation requirements. The documentation now clearly specifies the naming constraints to prevent these failures.Files Changed
docs/integrations/mcp-servers.mdx- Added server naming requirements section💻 View my work • 💬 Initiated in #customer-requests • About Codegen
⛔ Remove Codegen from PR • 🚫 Ban action checks