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.

4191
Sites Indexed
35
Avg Score
1243 entries in this directory
Heroku: The Cloud Application Platform | Build. Deploy. Scale.
heroku.com
Heroku is the fully managed cloud application platform built for developers. Build, deploy, manage, and scale your apps easily on our app hosting platform.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
DomainKits - Discover More with Every Domain Search
domainkits.com
Enter a keyword and see what's available, what's registered, what's expiring, and what's trending. 240M+ domains across 1,200+ TLDs, updated daily.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
CraftedTrust - AI governance evidence platform
craftedtrust.com
CraftedTrust is an AI governance evidence platform. MCP Trust helps buyers compare score, scan depth, and research before connecting a server, while runtime controls and research and CVE discovery extend the same evidence model.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
DeepMiro — Predict anything with AI agent swarms
deepmiro.org
Open-source prediction engine. Simulate hundreds of AI agents to predict outcomes from any document. Free MCP server for Claude.
llms.txt API AI bots developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
B
botcall - Phone numbers for Claude Code and AI agents
botcall.io
Give Claude a phone number. MCP server for Claude Code and Cursor. Provision numbers, receive SMS, and extract verification codes — no webhook servers required.
llms.txt API AI bots developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
A
AIR Blackbox - The Flight Recorder for Autonomous AI Agents
airblackbox.ai
Open-source trust infrastructure for AI. ML-DSA-65 quantum-safe signing, HMAC-SHA256 tamper-evident audit chains, self-verifying evidence bundles. Trust layers for 7 frameworks. 51 EU AI Act + GDPR compliance checks. Prompt injection detection, GDPR scanning, bias detection, ISO 42001 + NIST AI RMF crosswalk. Article 12 Compliance Layer with static + runtime analysis. Runs locally. pip install air-blackbox.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Globalping - Internet and web infrastructure monitoring and benchmarking
globalping.io
Run free latency tests and network commands like ping, traceroute, HTTP and DNS resolve on probes located worldwide.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Create Beautiful Twitter Screenshots in Seconds - TwitterShots
twittershots.com
Turn any Tweet or X post into stunning share-ready images. API, bulk processing & custom branding. Trusted by 10,000+ creators.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
XOS — Innovation Lab for AI & Infrastructure
x.ink
XOS is an innovation lab exploring AI and infrastructure. We build developer tools, multi-chain SDKs, and protocol research frameworks.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Upsun: a highly flexible PaaS to develop applications
upsun.com
Upsun provides ultimate developer flexibility with self-service, predictable pricing. Customize your resources, runtimes, environments, and more. Start your free trial today!
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
File uploading & processing API | Transloadit
transloadit.com
Transloadit is the world's most advanced file uploading and processing service aimed at developers. Our API is an all-in-one tool for your users' files.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Scout Monitoring: Errors, Logs, and Traces for Ruby, Python, PHP, and Elixir | Scout Monitoring
scoutapm.com
Scout Monitoring provides error monitoring, log management, and APM for Ruby, Python, PHP, and Elixir applications.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
UploadKit — The developer platform for file uploads
uploadkit.dev
UploadKit provides the infrastructure, SDK, and components to add production-ready file uploads to any app. 5GB free forever.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
SIP Trunk Provider - SIP Trunk and DID numbers Provider with 12 PoPs Worldwide
didlogic.com
Discover The Best SIP Trunk Provider For Seamless Communication. Enjoy Direct, Low Latency Access To Regional Voice Carriers And Immediate Deployment.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Explore projects · GitLab
gitlab.wikimedia.org
GitLab Community Edition
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
WebFX | The Digital Marketing Agency That Drives Revenue
webfx.com
We've generated over $10 billion in revenue for our clients. Read over 1,100 client reviews and learn why WebFX is the #1 digital marketing agency.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Kestra, Open Source Declarative Orchestration Platform
kestra.io
Use declarative language to build simpler, faster, scalable and flexible workflows
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
G
Aiven - Your AI-ready Open Source Data Platform
go.aiven.io
Aiven is an AI-ready open source data platform that combines open-source services to rapidly stream, store and serve data across major cloud providers — simply and securely.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
flompt: Your AI is only as good as your prompt | Visual Prompt Builder
flompt.dev
Prompt structure is the fastest way to improve AI output. flompt decomposes any prompt into blocks, lets you edit visually, and recompiles as Claude-optimized XML. Free & open-source.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Mobile DevOps Platform for iOS & Android | Bitrise
bitrise.io
Streamline your mobile development process with Bitrise. The Mobile DevOps platform that helps you build, test, and deploy your apps quickly and reliably.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Strale — Trust and Quality Infrastructure for AI Agents
strale.dev
Company data, compliance checks, financial validation. Structured JSON with audit trails. Every capability independently quality-scored.
llms.txt AI bots Schema.org MCP developer
45
+25 llms.txt +10 MCP missing +20 ai-plugin
Compare B2B Software, Download, & Develop Open Source & Business Software - SourceForge
sourceforge.net
SourceForge is the complete software discovery platform. SourceForge is the largest B2B software review and comparison site in the world, and features the largest business software directory, as well as free & fast open source software downloads and development.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Galileo AI: The AI Observability and Evaluation Platform
rungalileo.io
Galileo's AI observability and evaluation platform empowers AI teams to evaluate, monitor, and protect GenAI applications and agents at enterprise scale.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
GitHub
openfort.io
Open-source wallet infrastructure: embedded wallets, ERC-4337 smart accounts, stablecoin payment orchestration, and agent wallets for AI agents. A Privy alternative with self-hostable key management.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Production-Ready SaaS Starter Kits in Astro,… | LaunchFast
launchfa.st
Production-ready SaaS starter kits for Astro, Next.js and SvelteKit. Auth, payments, analytics, email, and deployment — integrated so you ship faster.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
D
Authentication | ZOKO API Documentation
docs.zoko.io
Zoko API authentication
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Abstract API: Automate anything with Abstract APIs
abstractapi.com
Abstract provides powerful APIs to help you enrich any user experience or automate any workflow. Used by 10,000+ developers worldwide.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Scaffold-ETH 2 – 🏗 Scaffold-ETH 2 | Docs
docs.scaffoldeth.io
Open-source toolkit for building decentralized applications on Ethereum.
llms.txt API AI bots developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
D
docs.methodfi.com
docs.methodfi.com
llms.txt OpenAPI developer
45
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
Screenshotlayer API | Free, Powerful Screenshot API
screenshotlayer.com
Free URL to Screenshot API - capture crisp and clean snapshots of any website, with any device, any setting and lightning fast. Free for personal use.
llms.txt API Schema.org developer
45
+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
llms.txt OpenAPI spec ai-plugin.json

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