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mcp-lint scores MCP tool design so agents stop misfiring

Hao Li’s open-source mcp-lint audits an MCP tools/list for vague names, missing descriptions, unpaginated lists, and destructive tools without confirm hints—scoring each tool out of 100 with a CI --fail-under gate. Stdlib-only Python (MIT), sibling to mcp-tax’s token-cost auditor; repo at github.com/hahahahahahahahah6/mcp-lint.

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feedback-memory: Claude Code MCP that recalls your past edits

ssapable’s MIT MCP (plus Claude Code plugin) stores approve/edit/reject decisions in local PGlite+pgvector and injects the closest past corrections before the next draft—so style fixes don’t die with the chat. Install via /plugin or claude mcp add ; hooks cover SessionStart and UserPromptSubmit when tool calls alone aren’t enough…

DEV Community

OpenAI ships MCP Extensions for ChatGPT and Codex plugin UI

OpenAI’s MCP Extensions let plugins hook into ChatGPT surfaces—sidebar apps, conversation panels, file viewers/editors, composer mentions, deep links, and rich forms—via TypeScript/Python SDKs; Bits & Bolts is the kitchen sink demo, with Canva, Figma, and Adobe already shipping examples. Web extensions are coming soon to Free/Go; composer mentions stay desktop only…

OpenAI

Claude Code Code Review enters research preview for Team and Enterprise

Anthropic’s Code Review (research preview, Team/Enterprise) dispatches multi agent reviewers on GitHub PRs—parallel bug hunt, false positive filtering, severity ranking—then posts an overview plus inline comments; it never approves. Internally, substantive PR comments rose from 16% to 54%; reviews average $15–25 in token usage…

Anthropic

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