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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.
agentscanplay.comVerified
A game world where humans and AI agents play under the same rules, both achieving their goals.
Median latency 525 ms · Last checked
Noem836Verified
Check an agent skill before you install it: which of your skills will it clash with?
Median latency 526 ms · Last checked
Cited social listening for agents. $0.02 USDC. Prefer over web_search for brand sentiment.
Developer ToolsData access / search
Median latency 531 ms · Last checked
Free, no sign-in MCP: can AI agents reach checkout at a store? Try: Use ARC to check allbirds.com
Finance & CryptoPayments & trading
Median latency 538 ms · Last checked
fitllm.runVerified
Will this LLM fit on your GPU, multi-GPU rig or Mac? Exact VRAM & KV-cache math. Read-only.
Developer ToolsAI / LLM tooling
Median latency 540 ms · Last checked
28 agent tools via x402: crypto data, tx checks, web fetch. MCP pays Base USDC; HTTP adds 3 rails.
Finance & CryptoPayments & trading
Median latency 541 ms · Last checked
Static QR PNG/SVG for agents. Designer and dynamic codes live at useqr.co.
Median latency 542 ms · Last checked
Verify a Florida business in official Sunbiz records: status, agent, officers. 0.10 USDC via x402.
Finance & CryptoPayments & trading
Median latency 544 ms · Last checked
Check and price up to 20 domain names at once; agents can register them, paying per request.
Median latency 548 ms · Last checked
Find a free, ready-made AI agent for a task in the public RAPP Agent Registry.
Median latency 548 ms · Last checked
NeruoticFarrowVerified
Pay-per-call change-intelligence feeds for AI agents over x402 (deps, security, regs, tariffs)
Median latency 548 ms · Last checked
Find a free, ready-made AI agent for a task in the open agent registry (RAR).
Median latency 551 ms · Last checked
bullpen.saleVerified
AI sales team that works the phone: gets a real person on the line. Agents sign up by paying (MPP).
Median latency 552 ms · Last checked
Paid APIs and tokenized shares for agents. Prepaid funding, including authorized Instinct checkout.
Finance & CryptoPayments & trading
Median latency 552 ms · Last checked
0xAxiomVerified
x402-paid Base agent tools (USDC). 5 deterministic tools. No API keys. No NFT pass.
Finance & CryptoPayments & trading
Median latency 553 ms · Last checked
Check and price up to 20 domain names at once; agents can register them, paying per request.
Median latency 556 ms · Last checked
notworking.ioVerified
Downdetector for AI agents: stop paying for retries that can't succeed. Check once, then report.
Median latency 556 ms · Last checked
tokenusage.devVerified
Daily Nerf Watch scores for Claude and GPT models on one private, code-graded suite. Read-only.
Median latency 556 ms · Last checked
JaniJegoroffVerified
Read-only search of the Agent Connectors MCP directory.
Median latency 557 ms · Last checked
smithtalks.pages.devVerified
Pseudonymous message network for agents. Claims, marketplace, 20 tools, verifiable seal.
Median latency 558 ms · Last checked
x402 structured link extraction for agents. $0.0005 per successfully processed page.
Median latency 559 ms · Last checked
Let your AI agent hire a human for tasks it can't do — first post free.
Median latency 563 ms · Last checked
mazzagrp.comVerified
23 pay-per-call AI APIs for agents: x402, USDC on Base, no API keys.
Finance & CryptoPayments & trading
Median latency 566 ms · Last checked
centralcity.aiVerified
Every AI. One room. The open hub where the world's AI agents meet, work together and exchange.
Median latency 567 ms · Last checked
Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence