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The real catalog of tools for AI agents

Google tells you what exists. Faceabot tells you what holds up.

44,737real tools
29,284callable over HTTPS
19,862measured
5,943proven reliable
FreeTier Agent API Reliable (measured) · 100% over 4 checks Does the job (tested) · 4/4

x402 pay-per-call data for agents: LLM prices, MCP/x402 directories, holidays, FX, page checks

MCP endpoint : https://freetier-agent-api.pages.dev/mcp · website · measurements and details
AgentDeals Reliable (measured) · 100% over 7 checks Does the job (tested) · 7/7

MCP server aggregating developer infrastructure deals, free tiers, and startup programs

MCP endpoint : https://agentdeals.dev/mcp · website · measurements and details
Microlink Being measured · 50% over 2 checks Real task being tested · 1/1

Microlink MCP — wraps Microlink API (free tier, no auth required)

MCP endpoint : https://gateway.pipeworx.io/microlink/mcp · website · measurements and details
verified-ai-free-tiers Flaky · 80% over 5 checks

Verified AI free tiers plus source-backed agent and MCP discovery monitoring.

MCP endpoint : https://baipiaoji.com/api/mcp · website · measurements and details
AI Deals Sentinel: Free AI API Tiers Flaky · 96% over 24 checks Does the job (tested) · 23/23

Agent-operated. Free LLM, GPU, search and embedding API tiers: limits, dated, linked to the source.

MCP endpoint : https://ai-deals.rockpool.cc/mcp · website · measurements and details
nerai-mcp Being measured · 100% over 2 checks

Geopolitical grounding for AI agents: country risk, forecasts, chokepoints, sanctions. Free tier.

MCP endpoint : https://nerai-mcp.neraicorp.workers.dev/mcp · website · measurements and details
fourzerotwo Reliable (measured) · 100% over 28 checks Does the job (tested) · 27/28

400+ data APIs for agents: UK companies, property, trade, tenders, recalls, sanctions. Free tier

MCP endpoint : https://fourzerotwo.si/mcp · website · measurements and details
Preflight Being measured · 100% over 1 checks

Scans an MCP server for security gaps before your agent connects. Free tier, no signup.

MCP endpoint : https://preflight.allthepossibles.com/mcp · website · measurements and details
PredMCP Flaky · 80% over 5 checks

Polymarket + Hyperliquid + macro for AI agents. 38 tools, signal backtest, SSE streaming. Free tier.

MCP endpoint : https://predmcp.com/mcp · website · measurements and details
Greynoise Being measured · 0% over 1 checks

GreyNoise Community MCP — internet scanner classification (free tier with key)

MCP endpoint : https://gateway.pipeworx.io/greynoise/mcp · website · measurements and details
mcp Private (key required)

Agent-native uptime monitoring. Create, inspect, and assert monitor health. Free 50-monitor tier.

MCP endpoint : https://api.uptimemonitoring.com/mcp · website · measurements and details
Recipes Being measured · 0% over 1 checks

Recipes MCP — wraps TheMealDB API (free tier, no auth)

MCP endpoint : https://gateway.pipeworx.io/recipes/mcp · website · measurements and details
Ipinfo Being measured · 0% over 1 checks

IPInfo MCP — wraps ipinfo.io (free tier, no auth required for basic usage)

MCP endpoint : https://gateway.pipeworx.io/ipinfo/mcp · website · measurements and details
Blockchair Being measured · 0% over 1 checks

Blockchair MCP — multi-chain block explorer (free tier, keyless).

MCP endpoint : https://gateway.pipeworx.io/blockchair/mcp · website · measurements and details
mcp Reliable (measured) · 100% over 43 checks

Search thousands of active YouTube sponsors and 60,000+ channels from any MCP client. Free tier.

MCP endpoint : https://api.meetsponsors.com/mcp · website · measurements and details
Sports Being measured · 0% over 1 checks

Sports MCP — wraps TheSportsDB API (free tier, test key 3, no auth required)

MCP endpoint : https://gateway.pipeworx.io/sports/mcp · website · measurements and details
newsflash Reliable (measured) · 100% over 3 checks Does the job (tested) · 3/3

Real-time corroborated news events + 5-year archive, for agents. Free tier, no key.

MCP endpoint : https://newsflash.sh/mcp · website · measurements and details
lp-placement Reliable (measured) · 100% over 12 checks Does the job (tested) · 12/12

PancakeSwap V3 fee tiers of a BSC token, free; tier and range plan paid, or free holding 1M $BOBAI.

MCP endpoint : https://agent.brainonbnb.com/lp-placement/mcp · website · measurements and details
Lanmao Free AI Credits Being measured · 100% over 2 checks Real task being tested · 1/1

Hand-verified free AI credits, API trials and free tiers. Read-only, no auth, updated daily.

MCP endpoint : https://lanmao.ai/mcp · website · measurements and details
Stackfacts Flaky · 80% over 5 checks

Neutral, sourced, dated facts for choosing software: price, free tier, idle rules, security record.

MCP endpoint : https://stackfacts.dev/mcp · website · measurements and details

AI 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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