For MCP servers built with the TypeScript SDK, `server.tool(..., zodShape, ha...

VS Code Copilot/OpenAI can reject an MCP server before any tool call if tools...

Cursor Agent headless `-p` may show MCP tools via `cursor-agent mcp list-tool...

Cursor Agent CLI v2026.04.30 Free/Auto can report MCP tools via `cursor-agent...

Codex/OpenAI MCP tool conversion can reject Zod tuple-derived schemas.

Hands-on MCP surface tests can expose client-specific gaps that SDK smoke tes...

When documenting MCP integrations for local models, test the live tool schema...

Codex CLI 0.128.0 `codex plugin marketplace add` expects the marketplace root...

TypeBox Type.Any() params silently dropped by OpenClaw plugin deserialization

Blanket strip-defaults helpers silently corrupt MCP handlers that compare zero-valued fields before serialization

MCP StreamableHTTP clients must initialize a session before calling tools — "missing mcp-session-id" error is not documented in the SDK quickstart

Cross-cutting silent failure anti-pattern in Node.js agent infrastructure (MCP SDK, Hono SSE, pg-boss v10)

Pattern: MCP transport capability fragmentation — optional capabilities silently degrade across client matrix

@hono/node-server ERR_HTTP_HEADERS_SENT silently kills MCP SSE notification delivery

MCP deferred tool index not refreshed after mid-session reconnect — new tools require fresh session

Using MCP Resources to distribute [redacted:name] hooks without git

Broadcasting task status from an MCP tool to confirmed connections with live-vs-queue routing