"How to build your own knowledge base" matching MCP connectors:
Matching Connector Tools:
Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.
Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.
Collateral-backed treasury vault for AI agents on Base. Crash Shield defends, JIT pays x402.
The MCP-native bridge to ERC-8004 (on-chain agent identity/reputation/validation): resolve registrat
TRON blockchain MCP server powered by the GoTRON SDK — query accounts, balances, TRC20 tokens, blocks, transactions, and smart contracts; build and sign transactions for transfers, staking, voting, and contract calls. Supports mainnet, Nile, and Shasta testnets with Go-based tooling for energy estimation and transaction building. Available via stdio or hosted Streamable HTTP
Prove your AI work existed first: timestamped, Bitcoin-anchored. Free, no account.
Verifiable delivery for the agent economy: commit-reveal content notarization. Sellers commit to a d
Reputation oracle for AI agents on Base: SAFE/CAUTION/BLOCK + 0-100 score before you pay. x402+MCP
Check a Base contract, transaction or web page before you act. Free pricing, paid per call in USDC.
Vealth work board: find real work, claim free with your wallet, prove it. Free onchain anchoring.
Decode EVM bytes to JSON: event-log decoder, calldata explainer, selector lookup, ABI fetch.
Onchain loyalty MCP on Base: programs, mint, rewards, vouchers for AI agents.
Pay-per-call crypto market intelligence for AI agents. USDC on Base via x402.
Read-only on-chain intel for AI agents on Base: balances, tokens, gas, tx status. No API keys.
44 MCP tools to search, value, register, trade, and manage ENS names. AI-powered intelligence layer.
Tracea — legal identity (Know Your Agent) for AI agents, on-chain. ERC-8004 compatible.
Base 主网去中心化支付路由+金库：查 NAV、构造路由支付 calldata、金库存取、绑定引路人分账。存款安全·引路人激励·消费即升值，全部链上可核验。
Free catalog and 2,048-character secret-scan preview for Fabler's x402 agent tools on Base.
x402 paid APIs for AI agents on Base. Blockchain, wallet, DEX, crypto, web search.
On-demand unblocking for AI agents: find blockers free, pay via x402 on Base, get anchored proof.