Google tells you what exists. Faceabot tells you what holds up.
API for AI agents to delegate tasks to real humans.
MCP endpoint :https://getcallable.dev/api/mcp · website · measurements and detailsAgent-callable B2B SaaS directory: capability-structured, continuously verified listings.
MCP endpoint :https://www.revuo.ai/api/mcp · measurements and detailsAI-callable tools for API mocking, testing, monitoring, security, and automation.
MCP endpoint :https://mcp.httpstatus.com/mcp · measurements and detailsAgent-callable Parallax services: catalog, pricing, project start, and booking.
MCP endpoint :https://parallaxvinc.com/mcp · measurements and detailsAgent-callable creator intelligence: 952+ scored YouTube creators across 180 niches.
MCP endpoint :https://byimprint.com/mcp · website · measurements and detailsAI-callable calculators and engineering models with real formulas. No hallucinated math.
MCP endpoint :https://www.metamodel.app/api/mcp · website · measurements and details61 text, security, converter, calculator, and PDF tools -- callable via MCP on one host.
MCP endpoint :https://utility-api-production-ebf2.up.railway.app/mcp · website · measurements and details65+ free in-browser developer tools (JSON, Base64, JWT, hash, regex…) callable over MCP.
MCP endpoint :https://programmes.net/mcp · website · measurements and detailsProgrammatic SEO as callable tools: research, generate, audit and publish landing pages.
MCP endpoint :https://pseo.quantumcx.net/api/agent/mcp · website · measurements and detailsExposes FEDLIN's public security scanners as agent-callable tools over Streamable HTTP.
MCP endpoint :https://mcp.fedlin.com/mcp · website · measurements and detailsGenerate invoice and receipt PDFs from JSON. Agent-callable document API with a free demo quota.
MCP endpoint :https://slipstack.dev/api/mcp · website · measurements and detailsOne integration, one wallet. Thousands of callable tools, paid per call in USDC via x402.
MCP endpoint :https://mcp.stinkyboy.co/mcp · website · measurements and detailsAI music, video, image, and voice tools callable by agents with USDC payments via x402 on Base.
MCP endpoint :https://app.suedeai.ai/api/mcp · website · measurements and detailsNo longer listed separately (still callable): public provenance evidence for art collections.
MCP endpoint :https://www.gaipagents.com/mcp/agents/art-intelligence · website · measurements and detailsNo longer listed separately (still callable): which public agents declare a fit for a task.
MCP endpoint :https://www.gaipagents.com/mcp/agents/opportunity-broker · website · measurements and detailsEvidence-based supplement research, dosing, safety, and interactions as agent-callable tools.
Package npm :@supstack/cli · website · measurements and detailsAttestroom: the monthly searches, read from search (a month), served as an agent-callable...
Package npm :@ellul-estate/attestroom-com-attestroom-tools-mcp · website · measurements and detailsConsentvia: the monthly searches, read from search (a month), served as an agent-callable...
Package npm :@ellul-estate/consentvia-com-consentvia-tools-mcp · website · measurements and detailsSigned deterministic AI-governance measurement: EU AI Act cards + agent-callable record verify.
Package pypi :csoai · website · measurements and detailsdev953 method companion: exposes its multi-agent coding method as callable MCP tools.
Package npm :dev953-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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