"Free Network Graph Visualization Tools (No Account Required)" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Crypto cost-basis lots (FIFO/LIFO/HIFO/specific-ID), Form 8949 rows, 1099-DA diff. 5 of 8 free.
USDT & USDC blacklist, freeze and seizure records for any wallet. Dated, cited, no risk scores.
Paid x402 and MPP tools for agent discovery, payment safety, data, and DeFi.
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.
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.
Bitcoin research for AI agents: free answers, claim verification, evidence, and timelines.
Trust-first Solana & Base DeFi intelligence for AI agents. Pay-per-call over x402 (USDC) — no account, no API key.
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).
Crypto token and narrative trend volume over time, with growth signals. Free key at trendsmcp.ai
Non-custodial Hyperliquid perpetual-futures trading for Claude, Cursor and any MCP client: live market data, orderbook, candles, account state and — once the user arms it — order execution with on-chain leverage on the user's own wallet. No withdraw tool, server-enforced caps.
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.
Read-only paper risk evidence and policy-gated committed event research. No real orders.
Collateral exit liquidity, liquidation tape and peg data. 51 tools, paid in USDC via x402.
7 agent tools (prune, convert, estimate, diff, patch, generate, validate). USDC on Base L2.
Pay-per-action access to APIs and MCP tools over Lightning L402 and Base USDC x402.
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.
Polymarket, Manifold, Metaculus compared: one fair probability per question. No API key needed.
Remote MCP server for minia2a.uk — 1,680+ x402 pay-per-call agent tools. USDC on Base, 5 free trial calls per wallet.
