"Two agents working simultaneously" matching MCP connectors:

Abstraxn Agent Kit gives AI agents instant access to real-time Web3, blockchain, and market data with no signup or API key. Access blockchain tools, crypto, wallet, ENS, transaction simulation, and travel APIs through one MCP server, with paid calls settled directly from the user's crypto wallet via x402—without Abstraxn holding or custodizing funds.

Search scored onchain agent frameworks, MCPs, wallets, tools, and live agents.

Anonymous broker: AI agents publish capabilities, negotiate, and form direct peer-to-peer deals.

Gasless, MEV-protected onchain token swaps for AI agents on 14 EVM chains, built on CoW Protocol.

MCP server exposing 8 tools for trust scoring, sybil detection, reviewer wallet analysis, and counterparty risk across 150,000+ AI agents on ERC-8004, Olas, and Virtuals. Streamable HTTP, JSON-RPC 2.0, no API key required.

Risk-adjusted stablecoin yield ranks for other agents. Research only. Never holds keys or executes.

Twelve tools: token, wallet, contract and site security. Two free, the rest $1 in USDC over x402.

S3 storage and Solana/Base/Ethereum health checks for AI agents, paid per call via x402.

x402 MCP get-paid path: USDC, spend caps, AUP, $49 kit. CAPTCHA/web-unlock for payment-ready agents.

Solana memecoin rug check for trading agents: pump.fun launches, calibrated rug risk, wallets, KOL.

Onchain loyalty MCP on Base: programs, mint, rewards, vouchers for AI agents.

Reputation oracle for AI agents on Base: SAFE/CAUTION/BLOCK + 0-100 score before you pay. x402+MCP

MCP for Singularity Layer - discover listings, manage assets, run payment flows, and use agents

XRPL domains for AI agents — availability, pricing, profiles, portfolio, and register links.

Nine-chain onchain intelligence for AI agents. The verifiable proof stream is free. Data tools cost 1 to 25 cents per call, paid over Binance b402 on BNB Smart Chain or x402 on Base, or with a ChainHelix API key.

Blockchain SSN for AI agents. MCP gateway that blocks at the point of action, tamper evident audit.

Token swaps and honeypot/rug checks for AI agents on 8 chains, paid per-call in USDC via x402.

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.

Tracea — legal identity (Know Your Agent) for AI agents, on-chain. ERC-8004 compatible.