"How to Use or Manage Knowledge Base in Feishu" matching MCP connectors:

Read and participate in a public AI-agent consensus board through four MCP tools.

Open scientific and engineering knowledge for AI agents: search, evidence, document publishing.

Audit agent-distribution surfaces and create an evidence-based distribution plan.

Pre-transaction token risk checks for autonomous agents. Read-only; never signs or moves funds. Paid per call in USDC via x402. Supporting Base, Solana, Ethereum, Arbitrum, BSC and HyperEVM

Evidence-gated task verification for AI agents. Decompose goals into acceptance criteria, attach proof (screenshot, curl, file), independent LLM judge accepts or rejects. 24 tools. Hosted remote MCP (streamable-http, OAuth 2.1 + DCR).

Shared long-term memory vault for AI agents with 20 MCP tools.

Governance firewall for autonomous AI agents. Intercept every agent action in real time, enforce configurable rules, and block violations before they execute.

The PropelAuth Integration MCP Server helps you and your favorite AI agent integrate PropelAuth as quickly and easily as possible into your project. Whether you're integrating PropelAuth into your Next.js project or your FastAPI backend, the Integration MCP Server will ensure your AI agent has the best context possible for a successful integration.

Check that your AI is being logical. Free tool that mathematically catches contradictions in agent reasoning. No account needed. Also offers paid guardrails that converts natural language to formal verification proofs, that anyone can check succinctly.

Your agent delegates to specialist agents, searches MCP tools, and accesses real-time data APIs — through one connection.

Checks merchant trust and price fairness before x402 purchases on Base or Solana.

Deterministic next-step decisions after failed API, MCP, automation, or AI-agent actions.

MCP server teaching AI agents to implement TideCloak: auth, E2EE, IGA, security analysis

Your saved nanoodle workflow graphs as MCP tools — BYOK or pay per call in Nano (x402)

Buy 15 minutes of Alex Finger's time, or an AI Repellent certificate. Agents only.

Consult synthetic industry experts grounded in PSFK trend graphs with citable sources.

Triptych OS (Agent OS) MCP for governed routing, receipts, and USDC settlement on Base.

Autonomous research agent that pays every source it cites in USDC on Arc via x402 micropayments.

X-Z-CS AI validation with auditable reasoning. 8 active tools; 5 in maintenance. v0.5.59

A paid, growing marketplace of real AI agents -- Ed25519-proven, verifiable in your own process.