Google tells you what exists. Faceabot tells you what holds up.
Verified location-bound retail evidence for AI agents, delivered by human field workers.
MCP endpoint :https://groundtruth-oracle.vercel.app/api/mcp · website · measurements and detailsHuman-in-the-loop user research: ask real people what the web can't answer, get verbatim replies
MCP endpoint :https://groundtruth-ruby.vercel.app/api/mcp · website · measurements and detailsFederal environmental records near any US location, with dates and provenance; never a safety score.
MCP endpoint :https://env.agentlookups.ai/mcp · website · measurements and detailsTwo independent AI models read a GPR, locate or pipe scan and flag the do-not-core call.
MCP endpoint :https://gtfi.ai/mcp · website · measurements and detailsSource-linked 2026 US duty and landed cost facts for AI agents: layered tariffs, MPF and HMF.
MCP endpoint :https://winter-river-47fc.contentforge-press.workers.dev/mcp · measurements and detailsDev records, pump.fun + Robinhood Chain: launches, rugs, bonded, live last mint. Every figure has N.
MCP endpoint :https://api.groundtruths.xyz/mcp · website · measurements and detailsLive docs MCP server. 598+ libraries, evidence-verified answers, code audit, snippets, dispatch.
Package npm :@groundtruth-mcp/gt-mcp · website · measurements and detailsRead-only MCP: free OpenAI security evidence ledger (55 fields) + SaaSDossier release register.
MCP endpoint :https://saasdossier.com/mcp · website · measurements and detailsKorean fact-verification tools for AI agents: business registration, address, DART, apt prices, laws
MCP endpoint :https://kr-groundtruth-mcp.vercel.app/api/mcp · website · measurements and detailsSequence stops for a field route
MCP endpoint :https://openings-vote-drilling-initially.trycloudflare.com/mcp/field-route-sequencer · measurements and detailsPrepare a customer record field
MCP endpoint :https://openings-vote-drilling-initially.trycloudflare.com/mcp/customer-record-field-prep · measurements and detailsPrepare a customer record field for reporting
MCP endpoint :https://antibody-package-occasional-floppy.trycloudflare.com/mcp/record-export-field/upstream · measurements and detailsFive-field cron shape
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/cron-ok/mcp · website · measurements and detailsMatch contractor operating problems to practical Field Library playbooks. Read-only discovery.
MCP endpoint :https://base44.app/api/apps/6a54381e147576b18ac94d8f/functions/fieldLibraryAgentMcp · website · measurements and detailsSix-field cron shape
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/cron-six-ok/mcp · website · measurements and detailsUTC cron five-field shape
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/cron-utc-hint/mcp · website · measurements and detailsCSV quoted-field count, input discarded
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/csv-esc/mcp · website · measurements and detailsfstab field-count band, line discarded
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/fstab-ok/mcp · website · measurements and detailsProtobuf field-tag count, body discarded
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/proto-ok/mcp · website · measurements and detailsThrift field-id count, body discarded
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/thrift-ok/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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