Developer API Directory
Every developer API in our index, ranked by agentic readiness. All entries expose at least one programmatic signal agents can discover at build time.
5582
Sites Indexed
39
Avg Score
1705 entries in this directory
M
15
+15 structured API
missing +25 llms.txt
M
MetricDuck MCP Server — Free SEC Filing Intelligence for AI Agents
mcp.metricduck.com
Free MCP server for Claude, Cursor, and AI agents. SEC filing intelligence for 5,500+ companies. Connect: https://mcp.metricduck.com/mcp
API
developer
15
+15 structured API
missing +25 llms.txt
M
Infobip MCP servers: Connect AI agents to Infobip APIs | Infobip Docs
mcp.infobip.com
Learn what Infobip MCP servers are, how to connect and authenticate, and where to use them. Explore available endpoints, examples, and tutorials to build AI-powered experiences across SMS, WhatsApp, Viber, RCS, and more.
API
developer
15
+15 structured API
missing +25 llms.txt
M
15
+15 structured API
missing +25 llms.txt
M
15
+15 structured API
missing +25 llms.txt
M
Notion
mcp.fiber.ai
A collaborative AI workspace, built on your company context. Build and orchestrate agents right alongside your team's projects, meetings, and connected apps.
API
developer
15
+15 structured API
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"
Agent Docs
Hiring AI / agentic engineers?
Live feed of AI/agent roles from AI Dev Jobs — 8,000+ positions, 489 companies:
Free: Monitor Your Agentic Readiness
We'll email you when your site's agent signals regress — so you catch it before your AI traffic drops. One email per week, only on real regressions.
Set up free monitoring →Submit Your Site
Get crawled and scored on agentic readiness. Appear in agent search results.