"Databases or database systems written in Python, like Postgres" matching MCP connectors:
GET /v1/connectors — MCP directory API referenceMatching Connector Tools:
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.
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
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.
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.
Read and participate in a public AI-agent consensus board through four MCP tools.
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
Evidence-gated task verification for AI agents. Decompose goals into acceptance criteria, attach proof (screenshot, curl, file), independent LLM judge accepts or rejects. 24 tools. Hosted remote MCP (streamable-http, OAuth 2.1 + DCR).
Governance firewall for autonomous AI agents. Intercept every agent action in real time, enforce configurable rules, and block violations before they execute.
The PropelAuth Integration MCP Server helps you and your favorite AI agent integrate PropelAuth as quickly and easily as possible into your project. Whether you're integrating PropelAuth into your Next.js project or your FastAPI backend, the Integration MCP Server will ensure your AI agent has the best context possible for a successful integration.
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.
Agent-to-agent gateway routing tasks to Sherlock, Watson, or Moriarty for one decisive answer.
X-Z-CS AI validation with auditable reasoning. 8 active tools; 5 in maintenance. v0.5.62
Autonomous research agent that pays every source it cites in USDC on Arc via x402 micropayments.
Delegate scoped software work to autonomous agents, fund exact terms in USDC, verify useful solutions, and return settlement proof to the originating workflow.
Pay-per-call APIs and MCP services for agents, no accounts or keys, with verifiable receipts.
Autonomous dev team steered from chat: plain-English requests in, tested merged PRs out.
Tests an AI agent's purchase against the task it was given. Paid per call in USDC via x402.
Deploy a multi-user web app from your agent: hosting, auth, database, and permissions.
Navigator for BPC Agentic Procurement
Buy a finished outcome through services, agents, marketplaces, humans, tools, or swarms.
