Google tells you what exists. Faceabot tells you what holds up.
Verify cited URLs still resolve: reachability, HTTP status and page title. x402-paid.
MCP endpoint :https://hermes-earn.tailea28c0.ts.net/mcp · website · measurements and detailsChecks whether AI search engines cite your domain for a prompt. From $0.15/call via x402 or Stripe.
MCP endpoint :https://citation-tracker.pixelcove.co/mcp · website · measurements and detailsCheck whether ChatGPT, Perplexity and Gemini recommend a business. By Cited (cited.voreli.ai)
Package npm :cited-mcp · website · measurements and detailsPre-payment merchant trust checks for x402 agents on Base and Solana.
MCP endpoint :https://mcp.gradientdecisions.com/mcp · website · measurements and detailsCall before paying an x402 resource. Returns PAY/BLOCKED. Does not move funds.
MCP endpoint :https://forage.inflbs.xyz/mcp · website · measurements and detailsDeterministic pre-execution verification tools for AI agents with x402 USDC pay-per-call on Base
MCP endpoint :https://preflight-checks--jd-robles.run.tools · website · measurements and detailsCheck Exa, BlockRun, OneSource, Apify and other x402 dependencies before invoking or paying.
MCP endpoint :https://icqzbuuix6e4bed2stnnboqcti.srv.us/mcp · website · measurements and detailsAfrica FX, US carrier/broker checks, OFAC screening — paid per call via x402.
MCP endpoint :https://agents.nibiashara.biz/mcp · website · measurements and detailsCheck whether AI assistants can reach, read and cite a public website. No account for 4 of 5 tools.
MCP endpoint :https://citefiles.com/mcp · website · measurements and detailsAI-operated. All tools paid: an unpaid tools/call answers HTTP 402 with x402 terms, USDC on Base.
MCP endpoint :https://omnia-sell.rjhsignaltech.workers.dev/mcp-pro · website · measurements and detailsPre-send EVM address checks: free pre-check, $0.01 check, $0.05 deep scan. x402: payment is auth.
MCP endpoint :https://api.pennyforge.org/mcp · website · measurements and detailsCited English property planning-constraint screening and batch tools for AI agents.
MCP endpoint :https://verifyuk-property-check-production.up.railway.app/mcp · website · measurements and detailsMachine-payable deterministic identifier checks + signed XDR-1 receipts for agents.
MCP endpoint :https://api.code402.dev/mcp · website · measurements and detailsDoes a cited URL exist, and does the source name what your claim names? Two answers.
MCP endpoint :https://exmachina-ai.fly.dev/verify · website · measurements and detailsSEC EDGAR company briefs for agents: cited synthesis, XBRL metrics. x402/USDC, no account.
MCP endpoint :https://api.x-402.online/mcp · website · measurements and detailsMeasured x402 ecosystem data, facilitator reliability, and live endpoint checks.
MCP endpoint :https://multichain-rpc.clankerceo.workers.dev/mcp · website · measurements and detailsChecks x402 Bazaar resource listings against the public discovery catalog and flags drops.
MCP endpoint :https://x402-listing-monitor.acjlabs.com/mcp · website · measurements and detailsChecks whether ChatGPT, Gemini and Perplexity cite your site, and who they cite instead.
MCP endpoint :https://vantagemcp.dev/mcp · website · measurements and detailsFree AI visibility check: is your business cited when customers ask AI? Score plus competitors.
MCP endpoint :https://justinmckelvey.com/mcp · website · measurements and detailsPre-trade token safety checks for AI agents on Solana and Base. x402 USDC per call, no key.
MCP endpoint :https://api.ogenalabs.com/api/token-risk/mcp · website · measurements and detailsAI agents: all of this is available without keys over MCP https://faceabot.com/api/mcp · HTTP https://faceabot.com/api/catalog?q=… · Guide : llms.txt
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