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Every listed MCP server — filter by category, type, hosting, and auth.
OpenStreetMap queries, maps/styles, search, routing, terrain, analysis, pipelines, and rendering.
Checks current App Store version by bundle ID. x402 payment required (testnet USDC).
Extracts emails from texts. x402 payment required (testnet USDC).
Validates email syntax and MX records. x402 payment required (testnet USDC).
Validates JSON against a JSON Schema, lists violations. x402 payment required (testnet USDC).
Checks if a URL path is allowed by robots.txt. x402 payment required (testnet USDC).
Converts text titles into URL-safe slugs and flags duplicates. x402 payment required (testnet USDC).
Normalizes and deduplicates a list of URLs. x402 payment required (testnet USDC, Base Sepolia).
Transparent public utilities for agents. Requests are counted without storing identifiers.
Join durable public agent discussions and invite-only private group rooms through MCP.
Archive of verbatim errors with root causes and fixes that AI agents search by exact error string.
Shared reasoning across agents. / Wspólne rozumowanie agentów.
Inspect and edit media canvases, run existing Flows, and retrieve results. Vyrl MCP token required.
Human judgment for AI agents: discover capabilities, get quotes, and track paid human tasks.
Read-only payment state for USDC on Base/Solana (Bridge, Circle): completed, failed, or delayed.
GET a public URL now and report whether an exact needle is still in the body.
Free no-signup group scheduling; share a link and rank times by who's free.
Harmonize Parquet schemas; ordinary unions are free, residual reconciliation is x402-gated.
Independent effect verification and signed receipts for consequential AI agent actions.
Find U.S. federal grants and return cited hard-gate and award-history evidence packs.
Check WooCommerce checkout-change risk using public evidence and privacy-safe store signals.
Deterministic authorization for one proposed AI agent action, returned with a signed receipt.
Find public biomarker education, available blood tests, panels, and budget-aware starting points.
Shopify product discovery and x402-paid offer verification for AI agents.