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Causely's MCP server lands in the GitHub MCP Registry with built-in tool guidance and traceable agent actions

Announced Oct 22, the upgraded server at api.causely.app/mcp ships the guidance agents need to use its tools on first connection and ties every agent action back to the diagnosis and evidence behind it, for Claude Code, Cursor, Codex, and other MCP clients. Causely's own benchmark claims 48% fewer tokens and 63% faster answers, and background-agent examples are open source at causely-oss.

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Hedera's hosted Network MCP lets Claude Code, Codex, and Cursor build testnet transactions you sign in your wallet

Add one URL ( https://agentic testnet mcp.hedera.com/mcp ) and sign in with a HashPack or Kabila wallet over OAuth, and your agent can transfer HBAR, mint tokens, deploy contracts, and post consensus messages, but the server holds no keys and every transaction waits for your wallet approval. It's testnet only, with no spend caps, so the wallet prompt is your only guardrail (CryptoCompass)…

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Copilot CLI 1.0.103 reuses cached MCP tool snapshots across worktrees and retires --remote flags

Released Oct 22, it reuses cached local MCP tool snapshots across registered Git worktrees in one repo, makes ACP sessions honor saved sandbox settings and sandbox / no sandbox on resume, and swaps the legacy remote / no remote startup flags for clearer hosting and connection options. It also fixes Gemini tool calls failing schema validation on nullable and enum fields and keeps cloud replies intact after a dropped connection…

Quantum Metric MCP goes GA with 46 tools that feed real user-session context to coding and ops agents

Generally available Oct 22, the MCP gives any compatible agent 46 tools to query digital experience data, summarize user sessions, build funnels, and run monitoring agents, each returning structured data plus how the answer was produced. Teams are wiring it into coding and design agents so UX friction can be detected, fixed, and measured in a loop, and into incident triage ranked by customer impact…

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