Explore
Evidence for your next connection.
Independent measurements of remote MCP servers. Every observation has a timestamp.
Read-only probesFind a server for your workflow, with connection evidence you can inspect.
Look up Tenor & F-attachment trombone slide positions (1st-7th), F-trigger & pitch adjustments.
Developer ToolsData access / search
Median latency 75 ms · Last checked
Check an A2A agent before you delegate, or an MCP server's measured conduct. Free, no key.
Median latency 76 ms · Last checked
Preview form screening and manage site rules. Built by Moosh Works (https://mooshworks.com).
Median latency 76 ms · Last checked
erikrasVerified
Free read-only WooCommerce checks: store, SSL, exposure, SEO, speed, products, policies + 3 prompts
Median latency 76 ms · Last checked
thunderbidVerified
Search a directory of 800+ open-source MCP servers: find, compare and get install configs.
Median latency 77 ms · Last checked
sarojkjhaVerified
Deterministic marketing math for AI agents: LTV:CAC, pipeline coverage, A/B tests, pricing.
Marketing & SalesCode & DevOps
Median latency 77 ms · Last checked
receivemail.devVerified
Disposable email inboxes for agents and tests: create an address, wait for the email. No signup.
ProductivityCommunication & messaging
Median latency 77 ms · Last checked
vidfare.comVerified
Read-only AI video prices, clip costs, and deals from VidFare.
Median latency 77 ms · Last checked
vibresia.comVerified
Music visualiser (visualizer): write live GLSL music visualisations, shared as links that play.
Median latency 77 ms · Last checked
boxerbook.comVerified
World professional boxing: schedule, results, boxer cards, rankings, forecasts. Free, no key.
Median latency 77 ms · Last checked
AEO tools: scan any URL for AI-citation readiness, read the public leaderboard and citation panel.
Median latency 77 ms · Last checked
MkFastHQVerified
Search published TanStarter documentation. Read-only and public.
Median latency 78 ms · Last checked
Balances on 7 EVM chains, Solana, Tron: free one-chain lookup; full call 0.002 USDC via x402.
Finance & CryptoPayments & trading
Median latency 78 ms · Last checked
devx-agentVerified
Free read-only EIP-7702 delegation / wallet-sweeper check for EVM addresses on 8 chains
Finance & CryptoPayments & trading
Median latency 78 ms · Last checked
Target market statements by ISIN: filed by the manufacturer, signed, receipted (AIO-10060 v1.2).
Median latency 78 ms · Last checked
qqq.eeVerified
Free AI visibility check: can AI crawlers read a site, and do ChatGPT, Gemini, Perplexity cite it?
Median latency 78 ms · Last checked
transica.devVerified
Checks whether a web page is ready for AI agents and whether an MCP server meets directory rules
Median latency 78 ms · Last checked
skypantherrVerified
Pay-per-call Arabic text, audio and document utilities over x402. USDC on Base, no API key.
Finance & CryptoPayments & trading
Median latency 79 ms · Last checked
The ACM-68000 signal of a listed security in its home market: trading, not listed, read the filing.
Finance & CryptoPayments & trading
Median latency 79 ms · Last checked
hlido.euVerified
Independent AI-agent reviews: trust checks, evidence scorecards, incident registry, recommendations.
Median latency 79 ms · Last checked
Arabic Excel templates and 23 calculators (VAT, BMI, gold zakat...). No key, nothing stored.
Median latency 79 ms · Last checked
Read-only US tax reference for notices, deadlines, filing screens, and clearly labeled estimates.
Finance & CryptoPayments & trading
Median latency 79 ms · Last checked
psinglapVerified
Web search API benchmark for AI agents: You.com, Tavily, Exa, Parallel. Results and charts.
Developer ToolsData access / search
Median latency 80 ms · Last checked
Search and compare outdoor experiences. Public keyless API; booking and payment happen on Viator.
Finance & CryptoPayments & trading
Median latency 80 ms · Last checked
Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence