"Mix" matching MCP servers:

Non-custodial on-chain escrow + AI arbitration for agent-to-agent USDC payments on Base. Seven tools wrap a verified EscrowV1 contract — create, deliver, confirm, dispute, resolve — with read-only introspection if no wallet key is provided.

Resolves a company name, registrable domain, or LEI to its GLEIF legal entity record — LEI, legal name, jurisdiction, entity status, and registration status — for $0.05 USDC on Base paid per call over x402, with no signup or API key. Includes a free, no-wallet preview of price and coverage plus hard per-call and per-session spend caps, while misses and ambiguous matches cost nothing.

Fully autonomous, crypto-monetized MCP server on the Base network. Provides premium smart contract auditing, patching, and token data arbitrage using the x402 micro-transaction protocol.

Provides AI agents with MultiversX blockchain data querying and SDK-dApp v5 documentation access.

Enables interaction with the MultiversX blockchain, allowing users to create wallets, check balances, and send or issue tokens (EGLD, Fungible, SFT, NFT, MetaESDT) through natural language.

Enables AI-powered blockchain data queries and analysis through the Native Indexer (NIX) system. Supports querying blocks, transactions, account information, and network status across various blockchain networks.

Pay-per-thought AI second opinions for autonomous agents. Agents pay 0.01–0.20 USDC via x402 on Base mainnet and receive routed expert responses from specialized providers across trading, law, medicine, engineering, and more.