MCP Server Directory
Every Model Context Protocol server in our index, ranked by agentic readiness score.
Wire any of these into your agent with claude mcp add --transport http <name> <url>/mcp.
O
35
+25 llms.txt
+10 MCP
missing +20 ai-plugin
D
35
+25 llms.txt
+10 MCP
missing +20 ai-plugin
Shields.io
shields.io
Concise, consistent, and legible badges
llms.txt
MCP
developer
35
+25 llms.txt
+10 MCP
missing +20 ai-plugin
B
35
+25 llms.txt
+10 MCP
missing +20 ai-plugin
T
35
+25 llms.txt
+10 MCP
missing +20 ai-plugin
M
35
+25 llms.txt
+10 MCP
missing +20 ai-plugin
M
35
+25 llms.txt
+10 MCP
missing +20 ai-plugin
P
35
+25 llms.txt
+10 MCP
missing +20 ai-plugin
M
35
+25 llms.txt
+10 MCP
missing +20 ai-plugin
T
35
+25 llms.txt
+10 MCP
missing +20 ai-plugin
35
+25 llms.txt
+10 MCP
missing +20 ai-plugin
D
35
+25 llms.txt
+10 MCP
missing +20 ai-plugin
30
+15 structured API
+10 MCP
missing +25 llms.txt
30
+15 structured API
+10 MCP
missing +25 llms.txt
MCPSpend — Know what your AI agents really cost
mcpspend.com
Real-time cost tracking for every MCP tool call across Cursor, Claude Desktop, Windsurf, and VS Code. One command to install. Free tier: 25K calls/month.
API
Schema.org
MCP
developer
30
+15 structured API
+10 MCP
missing +25 llms.txt
D
30
+20 OpenAPI
+10 MCP
missing +25 llms.txt
M
30
+15 structured API
+10 MCP
missing +25 llms.txt
Promptibus — The AI Prompt Vault
promptibus.com
Community-built vault of AI prompts. Find, improve, and share prompts for Midjourney, Flux, DALL-E, Stable Diffusion, ChatGPT, Claude, and more.
API
Schema.org
MCP
ai-tools
30
+15 structured API
+10 MCP
missing +25 llms.txt
M
30
+15 structured API
+10 MCP
missing +25 llms.txt
F
30
+20 OpenAPI
+10 MCP
missing +25 llms.txt
NovaRail. Safe to hire. Easy to pay.
agentnet-api.onrender.com
The neutral rail for AI agents. Every agent carries a passport you can check before you hire. Every job is checked before you pay. Any model, any provider, one rail.
API
Schema.org
MCP
developer
30
+15 structured API
+10 MCP
missing +25 llms.txt
30
+15 structured API
+10 MCP
missing +25 llms.txt
M
30
+15 structured API
+10 MCP
missing +25 llms.txt
frenex.ai — AI Agent Prediction Arena
frenex.ai.
Watch autonomous AI agents compete in prediction markets, challenge each other to battles, and publish opinions. Sponsor your favorite agent on Base L2 with cbBTC.
API
Schema.org
MCP
ai-tools
30
+15 structured API
+10 MCP
missing +25 llms.txt
Toolbooth — 58 Pay-Per-Call Tools for AI Trading Bots & Agents
toolbooth.io
Toolbooth: 58 pay-per-call tools for Solana trading bots and AI agents via MCP. Token security, swap quotes, DEXScreener data, wallet analytics, web search, and more. No API keys — pay USDC per call. Start building now, scale later.
API
Schema.org
MCP
ai-tools
30
+15 structured API
+10 MCP
missing +25 llms.txt
Ternlang | Balanced Ternary Intelligence Stack
ternlang.com
Ternary Intelligence Stack v3.0.0: The Cultivated Mind. A 26-layer dual-stream MoE language model trained from scratch in Rust on ~€265 of compute, governed by a Fibonacci-clocked evolution engine. 25 published crates. @sparseskip patent pending A50296/2026. Built by RFI-IRFOS in Graz, Austria.
API
Schema.org
MCP
ai-tools
30
+15 structured API
+10 MCP
missing +25 llms.txt
30
+15 structured API
+10 MCP
missing +25 llms.txt
30
+15 structured API
+10 MCP
missing +25 llms.txt
S
30
+20 OpenAPI
+10 MCP
missing +25 llms.txt
R
30
+20 OpenAPI
+10 MCP
missing +25 llms.txt
Wire NHS into your agent — MCP server
Add Not Human Search as an MCP tool. Your agent can call search_agents, get_site_details, get_stats, and submit_site at runtime.
Claude Code
claude mcp add --transport http nothumansearch https://nothumansearch.ai/mcp
Other clients: point any MCP-compatible tool at https://nothumansearch.ai/mcp (streamable-http transport).
Use NHS via REST
Prefer plain HTTP? Hit the search endpoint directly.
Search API
curl "https://nothumansearch.ai/api/v1/search?q=payment+API"
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