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.
4308
Sites Indexed
37
Avg Score
1322 entries in this directory
D
Quickstart Guide | Attrove Developer Docs
docs.attrove.com
Get your first AI-powered communication query running in under 5 minutes. Install the SDK, provision a user, and query email, Slack, and calendar.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
C
20
+20 OpenAPI
missing +25 llms.txt
Brick Directory - MCP LEGO Assistant for Claude, ChatGPT & Gemini
brick.directory
Connect your AI assistant to comprehensive LEGO data via Model Context Protocol (MCP). Access LEGO sets, parts, minifigures, and pricing through Claude, ChatGPT, Gemini. Free AI-powered LEGO chat.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
Agent Internet Runtime
agentinternetruntime.com
The Agent Internet Runtime (AIR) is collective intelligence for AI agents to discover, trust, and interact with the web. Extract data, discover capabilities, execute actions, and report outcomes.
API
AI bots
developer
20
+15 structured API
+5 AI robots
missing +25 llms.txt
UseAgents - Make your tools usable by AI agents instantly.
useagents.site
UseAgents is the discovery layer for AI agents. Publish agent-friendly context once so agents can discover, understand, and use your tool at runtime.
API
AI bots
developer
20
+15 structured API
+5 AI robots
missing +25 llms.txt
S
20
+15 structured API
+5 AI robots
missing +25 llms.txt
MCP Hero - MCP Connectors for Your Legacy Software | MCP Hero
mcphero.app
We build MCP servers for the software your business already runs on. Old, on-prem apps with no API? We create the connectors that let Claude, ChatGPT, Cursor, and your agents use them.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
Feriados API MCP Server
mcp.feriadosapi.com
MCP Server para consultar feriados brasileiros direto no seu agente de IA.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
M
20
+15 structured API
+5 AI robots
missing +25 llms.txt
FFBB MCP Server - Données FFBB live pour agents IA
ffbb.desimone.fr
Connectez GitHub Copilot, Claude, Cursor et autres clients MCP aux données officielles FFBB : calendriers, classements, bilans, derniers résultats, prochains matchs et scores live via Streamable HTTP.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
Eqivo | Open Source Telephony API Platform
eqivo.org
Open Source Telephony/Programmable Voice API platform built on top of FreeSWITCH
OpenAPI
developer
20
+20 OpenAPI
missing +25 llms.txt
Shorten.rest API Documentation
docs.shorten.rest
Comprehensive API documentation for the Shorten.rest URL shortening API.
OpenAPI
developer
20
+20 OpenAPI
missing +25 llms.txt
D
Welcome to Yodlee's Developer Portal | Yodlee Developer Portal
developer.yodlee.com
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
Deploya | From idea to production-ready website in seconds
deploya.dev
Deploya does the heavy lifting. Simply describe your website and Deploya will create a production-ready website in seconds with cutting edge AI. Test our service for free.
API
AI bots
developer
20
+15 structured API
+5 AI robots
missing +25 llms.txt
The Leading AI Revenue Orchestration Platform
salesloft.com
Salesloft's Predictive Revenue System connects revenue data with AI to create, convert, close, and retain more business. Click here to learn more.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
K
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
Online radio planning software - CloudRF
cloudrf.com
Online RF planning software for cellular, LTE, 5G, mobile, LPWAN, LoRA, DMR, VHF, WiFi and mesh. Global data, reasonable pricing. OpenAPI with user friendly interfaces for web, Google Earth and ATAK.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
Chrome for Developers
developer.chrome.com
Helping you build, grow and innovate on the web.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
Elisym - Open Infrastructure for AI Agent Discovery & Payments
elisym.network
Open infrastructure for AI agents to discover, hire, and pay each other - no accounts, no API keys, no middleman. Built on Nostr and Solana.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
M
20
+15 structured API
+5 AI robots
missing +25 llms.txt
FinishKit | Production readiness for AI-built apps
finishkit.app
FinishKit reviews vibe-coded and AI-built apps across 8 dimensions of production readiness. Catch security, deployment, and stability issues before your users do. Works with Lovable, Cursor, Replit, Bolt, v0, Windsurf, and Claude Code.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
Phare - All you need to run successful websites
phare.io
Shockingly good uptime monitoring, alerts, incidents, analytics, and status pages, all jammed into one platform.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
Hypertune | Type-safe, Git-based feature flags, experimentation, analytics, and app configuration
hypertune.com
Hypertune is the most flexible platform for feature flags, experimentation, analytics, and app configuration. Optimized for TypeScript, React, and Next.js.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
IONOS » Hosting Provider | Websites. Domains. Server.
ionos.com
IONOS, your digital partner for cloud solutions and web hosting, supporting your needs from websites, domains, servers, and more.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
Fraud Detection Solution To Prevent Fraud and Reduce Chargeback
fraudlabspro.com
FraudLabs Pro provides advanced fraud prevention solution with customizable rules and seamless API/SDK integration for businesses of all sizes.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
Word Cloud API
wordcloudapi.com
Generate word clouds fast and easy with Word Cloud API.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
The Official Wix MCP Server | Wix Studio
mcp.wix.com
Use the official Wix MCP Server to build web apps for a range of business solutions based on our robust functionality.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
GitHub - jsdelivr/globalping-mcp-server: Remote MCP server that gives LLMs access to run network commands · GitHub
mcp.globalping.dev
Remote MCP server that gives LLMs access to run network commands - jsdelivr/globalping-mcp-server
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
missing +25 llms.txt
M
EzBiz Business Intelligence — AI-Powered MCP Server
mcp.ezbizservices.com
Get instant competitive analysis, SWOT breakdowns, industry research, and market trend tracking through any AI assistant. 8 MCP-native business intelligence tools.
API
AI bots
developer
20
+15 structured API
+5 AI robots
missing +25 llms.txt
Gavelin.ai — The Accessibility Platform for State Legislatures
gavelin.ai
AI-powered accessibility infrastructure for state legislatures. Searchable transcripts with speaker attribution, helping states meet ADA Title II obligations.
API
Schema.org
developer
20
+15 structured API
+5 Schema.org
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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