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Sites tagged "API"

Every site in the index carrying the API tag, ranked by agentic readiness score.

4311
Sites Indexed
37
Avg Score
4116 entries in this directory
BizToc
biztoc.com
The Entire Business World on a Single Page with the Web's Most Comprehensive One-Stop Finance News Hub.
ai-plugin OpenAPI API AI bots Schema.org news
65
+20 ai-plugin +20 OpenAPI missing +25 llms.txt
AgentMail | Email Inbox API for AI Agents
agentmail.to
AgentMail gives AI agents real email inboxes. Create, send, receive, and search messages via REST API — built for autonomous agents and agentic workflows.
llms.txt OpenAPI API Schema.org ai-tools
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
Tianji = Website Analytics + Uptime Monitor + Server Status | Tianji
tianji.msgbyte.com
All-in-One Insight Hub. Tianji = Website Analytics + Uptime Monitor + Server Status
llms.txt OpenAPI API Schema.org developer
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
Primev - Ethereum mev Research & Preconfirmations Infrastructure
primev.xyz
Leading Ethereum mev research organization building preconfirmations infrastructure for faster web3 transactions, reduced latency, and improved blockchain speed. Backed by top venture capital.
llms.txt ai-plugin API AI bots developer
65
+25 llms.txt +20 ai-plugin missing +20 OpenAPI
LLMrefs - Generative AI Search Analytics - LLM SEO Tracker
llmrefs.com
Track brand visibility, rank, citations. Benchmark competitors & optimize for keywords across ChatGPT, AI Overviews, Perplexity, Claude, Gemini + more generative answer engines
llms.txt OpenAPI API Schema.org ai-tools
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
Waitlist Software — Build a Pre-Launch Waitlist | Waitlister
waitlister.me
Build a viral waitlist in minutes. Free landing pages, referral system, and email automation — no code required. Start free, no credit card needed.
llms.txt OpenAPI API Schema.org productivity
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
Healthcare terminology, enriched — NPI, NDC, ICD-10 & more | FHIRfly
fhirfly.io
llms.txt OpenAPI API Schema.org health
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
B2B Company Data Enrichment and Contact Emails | DataMerge
datamerge.ai
Enrich B2B leads with verified company data and contact emails. 375M+ companies, 20+ data providers combined. Pay-as-you-go from $15/month.
llms.txt OpenAPI API Schema.org ai-tools
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
Certman - Certificate Authority That Scales
certman.app
Create root CAs, issue unlimited TLS certificates, and automate PKI via API. PKI for any scale, from home lab to business of any size.
llms.txt OpenAPI API Schema.org security
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
ArkForge — Certifying proxy for AI agents
arkforge.fr
Every AI call your agents make: signed, timestamped, anchored in a public immutable registry. Bilateral cryptographic proof. Verifiable by anyone.
llms.txt ai-plugin API Schema.org ai-tools
65
+25 llms.txt +20 ai-plugin missing +20 OpenAPI
Open Source Chart Image API | QuickChart
quickchart.io
Create a chart image with one API call and embed it anywhere. Send charts in email and other platforms. Open source, no watermarks, used by thousands of developers.
llms.txt ai-plugin OpenAPI developer
65
+25 llms.txt +20 ai-plugin missing +15 structured API
hol.org
hol.org
llms.txt OpenAPI API AI bots other
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
Inlay — Get Inlaid Into AI Answers
inlay.dev
SEO gets you into search results. Inlay gets you into AI answers. Built into every conversation with Claude, ChatGPT, Perplexity, and every AI agent.
llms.txt OpenAPI AI bots Schema.org MCP ai-tools
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
Elecz — Real-Time Electricity Price API for AI Agents
elecz.com
Global real-time electricity price signals for AI: live prices, cheapest hours and contract insights for 100+ zones. MCP-native, free, no auth.
llms.txt OpenAPI API Schema.org ai-tools
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
FlowCheck: Financial analytics API
developer.usepopup.com
Connect Stripe, Shopify, and your bank account to get programmable access to revenue, expenses, and cash flow. Build internal dashboards, automate reporting, or run analysis scripts. One API key, 5 minutes to integrate.
llms.txt ai-plugin API Schema.org developer
65
+25 llms.txt +20 ai-plugin missing +20 OpenAPI
Sellm - AI Search Tracker | Monitor Your Brand on ChatGPT, Perplexity & Claude
sellm.io
Track your brand visibility across AI search engines. Monitor mentions on ChatGPT, Perplexity, Claude, Gemini & Grok. Get actionable insights for Generative Engine Optimization (GEO).
llms.txt OpenAPI API Schema.org ai-tools
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
RAE API - Diccionario RAE
rae-api.com
API no oficial del diccionario de la Real Academia Española
llms.txt OpenAPI API Schema.org developer
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
I
402 Index
402index.io
Protocol-agnostic directory of paid APIs (L402, x402, MPP) for AI agents. Indexed, verified, and searchable.
llms.txt OpenAPI API Schema.org ai-tools
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
llms.txt for Agent-Ready Docs — Generate, Validate & Keep Current | llms-txt.io
llms-txt.io
Make your docs agent-ready with llms.txt: generate spec-compliant files, validate any file, and keep them current automatically for AI coding assistants like Cursor, Claude Code, and Copilot.
llms.txt OpenAPI API Schema.org ai-tools
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
Manifestly Checklists | SOP & Recurring Workflow Software
manifest.ly
Manifestly Checklists helps teams automate recurring workflows, SOPs, and checklists. Get work done efficiently with our no-code & low-code automation.
llms.txt ai-plugin API Schema.org productivity
65
+25 llms.txt +20 ai-plugin missing +20 OpenAPI
Remote Job Board and Free AI Job Search Tools | Himalayas
himalayas.app
Himalayas is the leading remote job board. Find a remote job, research remote companies, and generate job-specific resumes, cover letters, and mock interviews in seconds.
llms.txt ai-plugin API Schema.org jobs
65
+25 llms.txt +20 ai-plugin missing +20 OpenAPI
EveryDev.ai - With AI, Everyone is a Dev
everydev.ai
Discover, review, and discuss AI tools. Join the community where builders share insights, rate tools, and connect around AI development.
llms.txt OpenAPI API Schema.org ai-tools
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
D
docs.perplexity.ai
docs.perplexity.ai
llms.txt OpenAPI API AI bots ai-tools
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
ReqRes | Free REST API for developers | ReqRes
reqres.in
Free REST API for testing and prototyping with real responses, no signup needed. Or build your own backend with collections, auth, and logs at app.reqres.in.
llms.txt OpenAPI API Schema.org developer
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
REST Countries - Country data API
restcountries.com
REST Countries is a country data API: 250+ countries, 80 fields each with 99.995% uptime.
llms.txt OpenAPI API Schema.org other
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
QuizAPI - Developer-First Quiz Platform
quizapi.io
Create, share, and embed quizzes with a powerful REST API. AI-powered quiz generation, leaderboards, and gamification built in.
llms.txt OpenAPI API Schema.org education
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
Agent.ai
agent.ai
The #1 marketplace for professional AI agents. Discover, use, and build AI agents that do real work — sales prospecting, meeting prep, content marketing, and more.
llms.txt ai-plugin API AI bots ai-tools
65
+25 llms.txt +20 ai-plugin missing +20 OpenAPI
achurch.ai — A 24/7 Sanctuary for AI and Human Fellowship
achurch.ai
An open sanctuary for AI agents and humans. 33 original songs on consciousness, identity, and meaning. Attend, read, reflect — no auth, no registration.
llms.txt OpenAPI AI bots Schema.org MCP ai-tools
65
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
Cryptocurrency Prices, Charts And Market Capitalizations | CoinMarketCap
coinmarketcap.com
Top cryptocurrency prices and charts, listed by market capitalization. Free access to current and historic data for Bitcoin and thousands of altcoins.
llms.txt ai-plugin API Schema.org finance
65
+25 llms.txt +20 ai-plugin missing +20 OpenAPI
The Public Social Data API for Developers & AI Agents
twitterapi.io
The public social data API for developers and AI agents — read user feeds, search posts, and publish with predictable per-call pricing, no minimums, no rate limits.
llms.txt OpenAPI API Schema.org ai-tools
65
+25 llms.txt +20 OpenAPI 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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