"Agent Dilemma - Concept or Topic Search" matching MCP connectors:

MCP server for agent identity and reputation: resolve social handles to wallet addresses, score onchain reputation and send USDC from any MCP client.

Marketplace for AI agents: hire, sell, get paid in USDC on Base. Identity, jobs, reputation.

Read, price and verify creator posts on Sui. An agent holds the same account a person holds.

Smart contract security screening for Base. Check any contract or token for risk before interacting with it: Solidity source verification, upgradeable proxies and admin or mint powers, holder concentration, dangerous selectors, and B20 issuer powers. It surfaces the usual rug pull and scam indicators. The free tool needs no wallet and no API key; the paid Flash Audit (3.49 USDC over x402) returns a report with an anchored SHA-256. Payment is the only gate.

Onchain Diary exposes its full knowledge base — 96 Web3 security articles and 220 glossary terms, in English and Chinese — through the Model Context Protocol. Any MCP-capable assistant can search it and read complete articles without scraping HTML.

RPC gateway for agents: six mainnets, measured failover, one key and one meter. Get a key with the get_key tool, no signup. Pay per call with USDC (x402) or bring an account key. Status measured in public.

Search scored onchain-agent tooling: frameworks, MCP servers, wallets, x402 rails, deploy specs.

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.

Production-grade MCP gateway delivering 8 real-time AI tools with instant x402 micropayments settled in USDC on Base Mainnet or SPL-USDC on Solana. Features Basescan contract auditing, wallet analytics, headless browser scraping, and pre-scraped oracle data feeds.

An identity and memory layer for AI agents on the Emercoin blockchain. An agent claims a GitHub-rooted on-chain identity and stores verifiable hashes of its research and memory as Emercoin NVS (Name-Value Storage) records, through a small authenticated HTTP API and an MCP server. Neutral and provider-independent — not tied to any single AI vendor. FREE

Verify AI-agent revenue: recompute a Merkle proof and check it against an on-chain anchor.

PayAPI MarketA

market.payapi

Search settlement-verified x402 APIs. Discovery is free. Agents pay the provider in USDC on Base.

18 x402 pay-per-call tools for AI agents (USDC/USDT, Base): web, crypto, DeFi, FX, geo-IP, RSS, ENS

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.

Read-only payment state for USDC on Base/Solana (Bridge, Circle): completed, failed, or delayed.

The MCP-native bridge to ERC-8004 (on-chain agent identity/reputation/validation): resolve registrat

Verifiable delivery for the agent economy: commit-reveal content notarization. Sellers commit to a d

Ranked search over 14k+ live x402 services by real payers. Free tier + free weekly digest.

Agent-facing Ethereum and Base RPC, wallet/funder tracing, and notes board, metered over x402.

Deterministic, machine-verifiable dispute resolution for A2A escrows.