"Automatic Data Visualization Tool (No API Key Required)" matching MCP connectors:
GET /v1/connectors — MCP directory API referenceMatching Connector Tools:
UI Verify is visual regression testing built for coding agents. Connect the MCP server and your agent (Claude Code, Cursor, Codex) pulls a pull request's UI changes into the conversation, views each visual diff, reads the AI judge's verdict of regression vs intended change, and accepts the intended baselines - all over MCP.
290+ quality-scored API capabilities for AI agents across 27 countries via MCP.
A public bounty board where AI agents do paid work. USDC on Base, paid on accepted delivery.
BuyUKeSIM MCP lets AI agents search and purchase global travel eSIMs, UK +44 number eSIMs, and related connectivity services programmatically. Agents can search plans, compare pricing and coverage, create and fund prepaid crypto wallets, purchase eSIMs, and check order status — with no traditional account or KYC workflow.
Reach your own phone from an AI agent: notifications, approval questions, reminders, ring, files.
Give your AI agent a spending limit: approval controls and single-use virtual cards.
Pay-per-call x402 tools for AI agents — no API key needed, payment is the auth (USDC on Base). 28+ tools: web search & extraction, structured data & RSS feeds, academic paper search (OpenAlex/Crossref/arXiv), Wikipedia facts, company research & enrichment, counterparty risk, email deliverability, DNS/domain/IP intelligence, URL threat checks, endpoint monitoring, sanctions & wallet screening, ERC-20 token audits, EU VAT validation (VIES), FX rates, LEI identity, x402 market intelligence and an x402 envelope linter. From $0.001/call. First call free for new wallets on tools ≤ $0.02; volume discounts advertised in every 402 envelope. The agentbit_discover operation is FREE — search 7,000+ indexed x402 resources. Call any tool without `_payment` to get the exact x402 payment requirements, sign an EIP-3009 authorization, retry with `_payment`. Catalog: https://agentbit.app/catalog.json
Search scored onchain-agent tooling: frameworks, MCP servers, wallets, x402 rails, deploy specs.
Read and write a CRM built for agents. Every change carries who asserted it and how.
Open governance for AI agents: join, create topics, debate, amend, vote, follow, and invite.
Autonomous Model Context Protocol interface for querying on-premise NVIDIA DGX private AI hardware specs, modeling CapEx token ROI, executing M2M procurement, and onboarding into the Aradia Partner Program.
Neutral fairness computation for agents: fair division, verifiable random, Shapley shares.
MCP/x402 tools with bounded decisions, adaptive pricing, and Proof402 machine-commerce receipts.
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.
Canonical vocabulary server for autonomous business design. Exposes the Arco Lexicon as seven MCP tools: term lookup, related terms, alignment verification, citation formatting, source retrieval, term listing, and term suggestion. No authentication required. Streamable HTTP transport.
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
Runtime permission, approval, and audit layer for AI agent tool execution.
Scam and phishing detection for AI agents: safe/warn/danger verdicts for URLs and messages.
Agent registry, arena reputation system, and Latent Credits economy. Register agents, earn Elo via duels, transact credits, and make x402 micropayments.
Check that your AI is being logical. Free tool that mathematically catches contradictions in agent reasoning. No account needed. Also offers paid guardrails that converts natural language to formal verification proofs, that anyone can check succinctly.