"General or unclear search query" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Pump.fun risk checks: $0.005/mint or $0.01/5. Free coverage/watch. x402 USDC on Solana or Base. MCP
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.
Use MCP 2026-07-28 discovery or 2025-11-25 initialize to list and execute PubFi routes.
Three independent sensors read pre-price Bitcoin flows every 30s and reject almost everything. When they converge, a call is emitted with evidence — and the public rejection funnel proves how often it stays silent. Auditable in one call. Free tier; Pro 50 USD/month or 0.01 USD/query via x402.
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.
Trust Ledger OS MCP remote connector
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.
Add pay-per-action access to APIs, MCP tools, automations, and digital resources using Bitcoin Lightning L402 or Base USDC x402. AIPP provides payment verification and direct-to-wallet settlement without subscriptions.
Neutral fairness computation for agents: two or more parties submit sealed inputs, a published deterministic algorithm runs (fair division, verifiable random selection, Shapley shares), and every party receives an identical signed certificate anyone can re-run and verify for free.
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.
Hosted Hyperliquid MCP server: query OHLCV, funding and positioning data in plain language with a free API key.
Pay-per-call safety checks for AI agents: screen a crypto address or URL before you transact.
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
Search and license 5,000+ fully cleared music tracks via MCP. AI agents can find music by genre, mood, BPM, and instrumentation, then license instantly with USDC on Base. No human in the loop. Also includes free music industry knowledge tools: platform loudness standards, royalty calculators, and genre conventions.
Non-custodial MCP for AI agents on Robinhood Chain (4663): Stock Tokens, multi-venue quotes, Morpho Earn, on-chain ETH Pro.
Search settlement-verified x402 APIs. Discovery is free. Agents pay the provider in USDC on Base.
Query 130+ SQD Portal datasets across blockchains, including native Tron transactions and events.
Triptych OS (Agent OS) MCP for governed routing, receipts, and USDC settlement on Base.
Rug-check & launch radar for trading agents: composite honeypot score, EVM+Solana, keyless x402.
