Google tells you what exists. Faceabot tells you what holds up.
ECAC PER: DCOMP, official-source lookup. Platform-hosted, pay per query with prepaid credit.
MCP endpoint :https://api.mcp.ai/p_ecac_perdcomp · website · measurements and detailsReceita Federal PER: DCOMP, official-source lookup. Platform-hosted, pay per query with prepaid cred
MCP endpoint :https://api.mcp.ai/p_receita_federal_perdcomp · website · measurements and detailsECAC: Caixa Postal, official-source lookup. Platform-hosted, pay per query with prepaid credit.
MCP endpoint :https://api.mcp.ai/p_ecac_caixa_postal · website · measurements and detailsECAC: DCTF WEB, official-source lookup. Platform-hosted, pay per query with prepaid credit.
MCP endpoint :https://api.mcp.ai/p_ecac_dctf_web · website · measurements and detailsMiles per hour to km/h
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/mph-to-kmh/mcp · website · measurements and detailsCompliant per diems in one call: official US GSA, German BMF and UK HMRC rates, with a trip…
MCP endpoint :https://syntropicapi.com/mcp/travel-per-diem/mcp · website · measurements and detailsRevolutions per second to hertz, number discarded
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/rps-hz/mcp · website · measurements and detailsFeet per second to m/s, number discarded
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/fps-ms/mcp · website · measurements and details34 pay-per-call AI microservices via x402, USDC on Base, no API keys.
MCP endpoint :https://agentpay.help/mcp · website · measurements and detailsCounterparty checks, sanctions screening, company lookup and 360+ pay-per-call APIs over x402.
MCP endpoint :https://twin.unykorn.org/mcp · website · measurements and detailsSummarize YouTube videos or fetch transcripts. Pay-per-call via x402 (USDC on Base), no account.
MCP endpoint :https://mcp.sumvid.app/mcp · website · measurements and details271 x402 agent APIs: research, law, medicine, science, finance, public data, security and crypto.
MCP endpoint :https://saylorinnovations.com/mcp · website · measurements and details987 pay-per-result MCP/x402 APIs for web, data, Base, reliability and agent delivery.
MCP endpoint :https://api.delx.ai/v1/mcp?src=registry-commerce · website · measurements and detailsUbuntu security: USNs per CVE, patched versions. Register in-session — free testnet funds.
MCP endpoint :https://a2awire.com/mcp/data/usnwatch-ubuntu-security-notices-usn-c06aa6/http · website · measurements and detailsDaily protein need by weight and goal, with a sample Indian food plan to hit it.
MCP endpoint :https://protein-mcp.zelta.in/mcp · website · measurements and details95 live social-data tools for Instagram, TikTok, Facebook, LinkedIn, YouTube, X and more.
MCP endpoint :https://mcp.apify.com?tools=reapx/telegram-profile-scraper,reapx/facebook-review-scraper,reapx/tiktok-email-scraper,reapx/instagram-profile-scraper,reapx/linkedin-post-scraper,reapx/instagram-transcript-scraper,reapx/instagram-mention-scraper,reapx/instagram-reel-scraper,reapx/twitter-profile-scraper,reapx/linkedin-search-scraper,reapx/linkedin-company-scraper,reapx/twitter-user-scraper,reapx/tiktok-review-scraper,reapx/quora-answer-data-scraper,reapx/youtube-profile-scraper,reapx/rednote-data-scraper,reapx/twitter-follower-scraper,reapx/twitter-tweet-scraper,reapx/tiktok-following-scraper,reapx/threads-search-scraper,reapx/instagram-email-scraper,reapx/rednote-profile-scraper,reapx/facebook-comment-scraper,reapx/threads-data-scraper,reapx/youtube-shorts-scraper,reapx/tiktok-sound-scraper,reapx/snapchat-data-scraper,reapx/tiktok-post-scraper,reapx/linkedin-account-scraper,reapx/facebook-contact-scraper,reapx/pinterest-data-scraper,reapx/rednote-detail-scraper,reapx/facebook-data-export-scraper,reapx/tiktok-live-scraper,reapx/pinterest-profile-scraper,reapx/facebook-search-scraper,reapx/instagram-shorts-scraper,reapx/instagram-follower-scraper,reapx/youtube-follower-scraper,reapx/facebook-profile-scraper,reapx/instagram-following-scraper,reapx/telegram-phone-scraper,reapx/facebook-company-scraper,reapx/facebook-email-scraper,reapx/facebook-follower-scraper,reapx/quora-search-scraper,reapx/instagram-story-scraper,reapx/tiktok-follower-scraper,reapx/facebook-reel-scraper,reapx/tiktok-product-scraper,reapx/facebook-video-scraper,reapx/instagram-ad-scraper,reapx/twitter-comment-scraper,reapx/rednote-search-scraper,reapx/tiktok-comment-scraper,reapx/youtube-video-scraper,reapx/tiktok-transcript-scraper,reapx/tiktok-hashtag-scraper,reapx/twitter-post-scraper,reapx/telegram-search-scraper,reapx/facebook-event-scraper,reapx/youtube-search-scraper,reapx/instagram-download-scraper,reapx/twitter-data-export-scraper,reapx/reddit-profile-scraper,reapx/instagram-bulk-export-scraper,reapx/telegram-channel-scraper,reapx/tiktok-data-export-scraper,reapx/pinterest-search-scraper,reapx/reddit-data-export-scraper,reapx/youtube-data-export-scraper,reapx/instagram-lead-scraper,reapx/instagram-hashtag-scraper,reapx/youtube-channel-scraper,reapx/reddit-search-scraper,reapx/facebook-group-scraper,reapx/tiktok-video-scraper,reapx/twitter-search-scraper,reapx/linkedin-email-scraper,reapx/instagram-video-scraper,reapx/linkedin-data-export-scraper,reapx/linkedin-ad-scraper,reapx/youtube-email-scraper,reapx/reddit-comment-scraper,reapx/youtube-transcript-scraper,reapx/tiktok-search-scraper,reapx/tiktok-profile-scraper,reapx/linkedin-job-scraper,reapx/twitter-article-scraper,reapx/instagram-user-scraper,reapx/youtube-comment-scraper,reapx/telegram-data-export-scraper,reapx/instagram-comment-scraper,reapx/linkedin-lead-scraper,reapx/linkedin-employee-scraper · website · measurements and detailsGo vulns: CVEs per module, fixed versions. $0.01/query. Register in-session — free testnet funds.
MCP endpoint :https://a2awire.com/mcp/data/govulnwatch-go-vulnerability-database-tracker-dac615/http · website · measurements and detailsYouTube transcripts with timestamps, title and channel, via residential proxy (no cloud-IP blocks).
MCP endpoint :https://mcp.apify.com/?tools=changefeeds/youtube-transcript-scraper · website · measurements and detailsCybersecurity news & breach alerts: hacks, patches. Register in-session — free testnet funds.
MCP endpoint :https://a2awire.com/mcp/data/bleepingwatch-cybersecurity-news-breach-alerts-522e02/http · website · measurements and detailsAgentic Finance: 500+ agent tools, multi-chain USDC over x402 or MPP, or free via proof-of-work
MCP endpoint :https://agent402.tools/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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