"An incomplete or malformed search query" matching MCP connectors:

Use MCP 2026-07-28 discovery or 2025-11-25 initialize to list and execute PubFi routes.

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.

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

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

Pay-per-call safety checks for AI agents: screen a crypto address or URL before you transact.

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.

Search, read & publish paid essays. Pay-per-read in USDC on Base (x402); wallet-only, no account.

Verify x402 payment endpoints before an AI agent pays: scam scan, on-chain checks, trust scores.

Rent verified subdomains by the hour, day, or month. Free 24h trials, x402 USDC on Base.

Checks whether an ERC-8004-registered agent is actually alive right now via a real MCP handshake

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

Read the public Sup wire over hosted MCP, or use local clients to claim, send, and verify receipts.

Publish a school or teacher website for $1 USDC/month on Base. Agents upload a zip, inspect, then claim a hostname.

Publish a school or teacher website for $1 USDC/month on Base.

Non-custodial USDC checkout on Solana for AI agents and humans. Six tools inspect a public checkout, prepare one-time or recurring payments under a hard USDC ceiling, and read payment or subscription status, always returning unsigned transactions for the caller's own wallet to sign so Rendben never holds funds or keys.

Monetization gateway for MCP servers. Agents call a tool, receive an x402 v2 payment challenge, sign a USDC transfer on Base, and get the result. Payment is verified before the tool runs and settled only after it returns, so failed calls are never charged. Discovery and tool listing are free.

Deploy and manage blockchain nodes across 70+ protocols, search docs, request testnet funds.

Concentrated liquidity on Uniswap/Aerodrome (rebalance, compound, leverage) or single-sided lending.

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.