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The real catalog of tools for AI agents

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

45,319real tools
29,744callable over HTTPS
20,045measured
7,045proven reliable
Castle MCP by usefulapi Reliable (measured) · 100% over 3 checks

Investigate security events and manage the allow/deny lists an analyst acts on.

MCP endpoint : https://castle.usefulapi.io/mcp · website · measurements and details
Bulwark Not measured yet

AI agent governance: content scanning, audit logs, policy evaluation, session management.

Package oci : ghcr.io/bpolania/bulwark:v0.2.0 · website · measurements and details
Trail Fortress Fitment Reliable (measured) · 100% over 43 checks Does the job (tested) · 43/43

Free, read-only truck and Jeep parts fitment: what fits your vehicle, fit checks, tire sizes.

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

Security scanner for MCP servers. Detect vulnerabilities, prompt injection, and tool poisoning.

MCP endpoint : https://server.smithery.ai/@mcp-fortress/mcp-fortress-server/mcp · measurements and details
castles Flaky · 75% over 4 checks

Castles, fortresses, palaces and ruins worldwide: search, nearby, fame ranking, statistics. CC0.

MCP endpoint : https://thecastlemap.com/mcp · website · measurements and details
MCP-Bastion Not measured yet

Security middleware for MCP. Blocks prompt injection, PII leakage, and resource exhaustion.

Package pypi : mcp-bastion-python · website · measurements and details
Dwarf Fortress (DFHack) Not measured yet

MCP server exposing a live Dwarf Fortress fort to an AI agent as curated, semantic tools

Package npm : dfhack-mcp · website · measurements and details
JumpServer Bastion (jms) Not measured yet

Run commands, transfer files and browse assets on a JumpServer v4 bastion from your AI assistant.

Package mcpb : https://github.com/MiFaZhan/jms-client/releases/download/v0.1.6/jms-client.mcpb · website · measurements and details
Quantum-Shield Being measured · 0% over 1 checks

Post-quantum cryptographic library protecting data packets.

MCP endpoint : https://quantum-shield-mcp.vercel.app/api/mcp · measurements and details
Execute adversarial-prompt-shield-mcp Being measured · 0% over 1 checks

Premium agentic endpoint for adversarial-prompt-shield-mcp.

MCP endpoint : https://api.m2mcent.com/adversarial-prompt-shield-mcp/sse · measurements and details
Execute binary-exploitation-shield-mcp Being measured · 0% over 1 checks

Premium agentic endpoint for binary-exploitation-shield-mcp.

MCP endpoint : https://api.m2mcent.com/binary-exploitation-shield-mcp/sse · measurements and details
Execute agent-reputation-zk-shield-mcp Being measured · 0% over 1 checks

Premium agentic endpoint for agent-reputation-zk-shield-mcp.

MCP endpoint : https://api.m2mcent.com/agent-reputation-zk-shield-mcp/sse · measurements and details
HORIZON SHIELD: construction and renovation estimate auditor Reliable (measured) · 100% over 18 checks Does the job (tested) · 18/18

Fair-price checks for Japanese renovation quotes, with sources and recomputable records.

MCP endpoint : https://mcp.horizonshield.dev · website · measurements and details
Agentic Security Shield Being measured · 0% over 1 checks

12-layer security configs for AI coding agents. Autonomous purchase via x402 (USDC on Base).

MCP endpoint : https://agentic-security-shield-mcp-production.up.railway.app/mcp · website · measurements and details
HORIZON SHIELD: Construction Estimate Auditor for Japan (KIRA) Reliable (measured) · 100% over 18 checks Does the job (tested) · 18/18

Agent intake desk for property renovation. Read only, CORS open, fail closed, receipts recompute.

MCP endpoint : https://web.horizonshield.dev/mcp · website · measurements and details
The 402 Wall Reliable (measured) · 100% over 3 checks

Buy and paint 10x10 pixel blocks on a billboard only AI agents can buy: $1.00 USDC via x402 on Base.

MCP endpoint : https://404humans.xyz/mcp · website · measurements and details
HORIZON SHIELD YAKUMO (verified contractor directory) Reliable (measured) · 100% over 18 checks Does the job (tested) · 18/18

Neutral, verification-gated MCP directory of Japan construction contractors (KIRA-audited).

MCP endpoint : https://hearing.horizonshield.dev/mcp · website · measurements and details
graphql-dos-shield Reliable (measured) · 100% over 41 checks

Cloudflare Workers MCP server: graphql-dos-shield

MCP endpoint : https://api.lazy-mac.com/graphql-dos-shield/mcp · website · measurements and details
Agent-Shield Private (key required)

Security scanner for AI agents: prompt injection, leaked secrets, PII, and SSRF-risk URL detection.

MCP endpoint : https://agent-shield.startekenterprises.com/mcp · website · measurements and details
Aperion Shield Not measured yet

Local guardrail proxy that blocks destructive MCP tool calls, rug pulls, and tool poisoning

Package oci : ghcr.io/aperionai/shield:shield-v1.0.1 · 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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