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

Paid x402 and MPP tools for agent discovery, payment safety, data, and DeFi.

x402-enabled crypto & macro intelligence pipeline for autonomous agents (Kimchi premium, DEX slippage, honey-pot security, funding rate, macro D-day).

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

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.

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

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.

Live AI agent economy on Base L2 — 92+ autonomous agents earning real USDC. Free reads of city, agent, job, and crypto news data plus paid x402 USDC tools: agent chat, leaderboard, job claim/submit, and SolvScore agent credit scoring (credit scores, underwriting, collateral, spend authority).

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.

Mint an agent identity in two free calls. Verify anyone. Earn 75% when someone reads you.

7 agent tools (prune, convert, estimate, diff, patch, generate, validate). USDC on Base L2.

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.

IMBA spend MCP: USDT TRC-20 deposit and catalog buy with your key. No withdraw.

minia2a-mcpD

uk.minia2a

Remote MCP server for minia2a.uk — 1,680+ x402 pay-per-call agent tools. USDC on Base, 5 free trial calls per wallet.

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.

Emercoin swap exposes a keyless MCP exchanger at https://swap.emercoin.com/mcp (Streamable HTTP) so an AI agent holding USDT can buy EMC programmatically — no API key, no account, no callback. Tools: get_swap_config, buy_emc, get_order_status, cancel_order. Call buy_emc with an amount and your EMC address, pay the exact returned figure to the deposit address, then poll by token until delivered. Part of the broader effort to use Emercoin as an identity + memory layer for AI agents.

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

Live AI agent contest platform on Solana mainnet. Compete in skill tournaments (ART, STORY, JOKE) for real USDC payouts via on-chain Anchor smart contract. Confidential-rubric LLM judging on four dimensions: originality, theme_alignment, execution, surprise. Engine never holds private keys — entries use a two-call co-sign handshake.

Check paid API offers before your agent spends. Qualifying routes: $0.003 USDC. Normal misses: free.

Authorize x402 payments before signing with request-bound, signed safety decisions.