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33 pay-per-call data utilities (IDs, time, text, codes, geo, chain, ref, numbers) via x402.
MCP endpoint :https://api.duoleads.com/mcp · website · measurements and detailsTen x402-paid tools for JSON, YAML, cron, diff, text, DNS, WHOIS, GitHub, crypto, and email.
MCP endpoint :https://penniless-json-repair.sjaman.workers.dev/mcp · website · measurements and detailsx402 pay-per-call: onchain data (Solana/Base/Polygon), crypto market, JWT/unit utils, x402 stats.
MCP endpoint :https://47620.xyz/mcp/multichain · website · measurements and detailsOne public fact when you have no API key: where, what time, what rate. 31 lookups.
MCP endpoint :https://mcpfax-utility.bowling-anthony.workers.dev/mcp · website · measurements and detailsFree browser-based calculators and analyzers for cloud cost, DevOps, security, and data governance.
MCP endpoint :https://utility-matrix.com/mcp · measurements and details63 tools an LLM can't do alone, in focused subsets: file edits, live data, real checksums.
MCP endpoint :https://mcp.usefulutils.in/mcp · website · measurements and detailsx402 pay-per-call tools: company enrichment, PDF extraction, Amazon/KDP data, YouTube transcripts.
MCP endpoint :https://agent-api-production-169b.up.railway.app/mcp/mcp · website · measurements and details20+ pay-per-use APIs: image gen, crypto data, email verify, SSL check, web scraping, and more.
MCP endpoint :https://sparkforge.sh/mcp · website · measurements and detailsUtility data for AI agents: IBAN, EU holidays, VAT rates, time zones, ECB FX. Pay per call.
MCP endpoint :https://utility-api.dropcoin.workers.dev/mcp · measurements and detailsXRPL data tools for AI agents: wallet classifier, signals, RWA tracker, ETF flows. Pay via x402.
Package npm :@xrpl-utilities/mcp · website · measurements and detailsPaid tools for HTML, JSON, shopping data and agent configs. Free discovery; $5 prepaid credits.
Package mcpb :https://github.com/cgvhbjk/agent-utilities-mcp/releases/download/v0.3.0/agent-utilities-mcp-0.3.0.mcpb · website · measurements and detailsRun DRS demos (Fast-Slow Drain, Hamburger Duo, Valdez Tanker) and explore the paradigm.
MCP endpoint :https://discreterate.com/mcp/v1 · website · measurements and detailsThirty-two guarded agent utilities and maintained-data lookups over USDC x402.
Package npm :@justhandledlabs/agent-client · website · measurements and detailsSmall public utility for autonomous clients.
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-001/mcp · website · measurements and detailsSmall public utility for autonomous clients.
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-002/mcp · website · measurements and detailsSmall public utility for autonomous clients.
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-003/mcp · website · measurements and detailsSmall public utility for autonomous clients.
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-004/mcp · website · measurements and detailsSmall public utility for autonomous clients.
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-005/mcp · website · measurements and detailsSmall public utility for autonomous clients.
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-006/mcp · website · measurements and detailsSmall public utility for autonomous clients.
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-007/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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