model-context-protocol
GitHub MCP Server 2.0.0 hides output schemas from older clients
GitHub MCP Server 2.0.0 advertises outputSchema and structuredContent only to supported MCP 2026-07-28 clients; older clients keep text.
What does echoVic/orca-agent v0.5.6 add for MCP?
echoVic/orca-agent v0.5.6 adds CLI MCP management, streamable HTTP, parallel startup, OAuth, and read-only tool approval.
MCP TypeScript SDK 2.3.1 checks token audience on the legacy server
MCP TypeScript SDK 2.3.1 adds expectedResource to server-legacy, rejecting mismatched or missing audiences with HTTP 401 invalid_token.
The MCP Registry: what it is, who reads it, and how to list a server
The MCP Registry stores MCP server metadata, while aggregators read it and publishers add ownership proofs, server.json, and a public package or endpoint.
Who can connect custom MCP servers in ChatGPT without developer mode?
Eligible ChatGPT users can add custom MCP servers from Plugins without Developer mode; full write-capable MCP access still depends on plan and workspace policy.