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.
4309
Sites Indexed
37
Avg Score
1316 entries in this directory
Replit – Build apps and sites with AI - Replit
replit.com
Build and deploy software collaboratively with the power of AI without spending a second on setup.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Apify: The largest marketplace of trusted tools for AI
apify.com
Thousands of tools to automate your business. Get real-time web data, track competitors, generate leads, and integrate your apps and AI agents.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
C
Chatwoot: AI-powered, open-source customer support platform. Self-host or cloud. Alternative to Intercom & Zendesk.
chatwoot.com
Chatwoot is an AI-powered, open-source customer support platform. Self-host on your infrastructure or use our cloud to manage conversations across live chat, email, WhatsApp, Instagram, Facebook, and more. Built-in AI assistant helps agents respond faster. A modern, privacy-focused alternative to Intercom, Zendesk, and Freshdesk.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Ultravox.ai — Real-time, speech native voice AI
fixie.ai
Ultravox is a real-time voice AI infrastructure layer that powers fast, natural, and scalable voice agents.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
You deserve better CI | Buildkite
buildkite.com
The fastest CI for AI workflows at scale nothing else survives. Leading software teams across industries have standardized on Buildkite for CI and orchestration.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Convex | The reactive backend platform that keeps up with you and your agents
convex.dev
Convex is the reactive backend platform that keeps up with you and your agents.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Deno, the drop-in JavaScript runtime for Node developers
deno.com
A drop-in JavaScript runtime with built-in TypeScript, npm support, and security by default. Run your existing Node project on Deno with no setup.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
E2B | The Enterprise AI Agent Cloud
e2b.dev
E2B Gives AI Agents Secure Computers with Real-World Tools. E2B is Used by 94% of Fortune 100 Companies for Frontier Agentic Workflows.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
GitHub · Change is constant. GitHub keeps you ahead. · GitHub
github.com
Join the world's most widely adopted, AI-powered developer platform where millions of developers, businesses, and the largest open source community build software that advances humanity.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
Introduction to KyberSwap | KyberSwap Docs
docs.kyberswap.com
DeFi's Open and Permissionless Liquidity Backbone
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
40
+25 llms.txt
+15 structured API
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D
40
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D
Introduction | echo3D
docs.echo3d.com
Learn how to store, optimize, and share 3D models, animations, and interactive content across your organization and beyond.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
Welcome to Coresignal | Coresignal Docs
docs.coresignal.com
Overview of available datasets and APIs. Select the right data solution for your use case and access fresh company, employee, and job posting data.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Build with Humanity | Humanity Docs
docs.humanity.org
Choose between SDK/API integration (traditional web2) or on-chain smart contracts (web3) to add proof-of-humanity verification. Includes quickstart links for both paths.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
What is DeepConverse? | Docs
docs.deepconverse.com
DeepConverse is a Customer Support Automation platform helping organizations scale their support using AI and Automation
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
Chirp — Home Automation Platform | Chirp Platform
docs.chirpwireless.io
Chirp is an AI-first home automation platform — connect any maker's sensors and let a built-in AI helper run the setup.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
Overview | Instruqt Docs
docs.instruqt.com
An overview of Instruqt's lab platform, and its usage.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
Introduction | Sola Payments Documentation
docs.cardknox.com
No payment integration is too complex.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
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:
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Set up free monitoring →Submit Your Site
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