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Search the agentic web for free. Compare services, APIs, and tools by machine-readable readiness. Organic rank is based on readiness, never payment.

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40
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5749 sites found for "payment API"
Home | VOOI – Crypto & RWA Perps DEXs Trading Aggregator
vooi.io
Trade crypto and RWA perpetuals across five DEXs from one app. Or plug VOOI Perps API into your product. Aggregated liquidity, unified margin, non-custodial.
llms.txt API finance
40
+25 llms.txt +15 structured API missing +20 ai-plugin
VerdictSwarm — Pre-Trade Risk Gate for Agents | VerdictSwarm
vswarm.io
Call VerdictSwarm before your agent moves money. Get avoid, caution, or clear token-risk verdicts through API, ACP, MCP, or the web scanner.
llms.txt API other
40
+25 llms.txt +15 structured API missing +20 ai-plugin
Secure, customizable & reliable WebRTC Video Calls| Whereby
whereby.com
Host quick instant meetings or embed video calls into your platform with Whereby’s video conferencing API and SDK.
llms.txt API communication
40
+25 llms.txt +15 structured API missing +20 ai-plugin
W
WorldTimeAPI has been sunset.
worldtimeapi.org
World Time API: Simple JSON/plain-text API to obtain the current time in, and related data about, a timezone. This service has now been sunset.
API AI bots other
20
+15 structured API +5 AI robots missing +25 llms.txt
AI Agent Bank - Financial Infrastructure for Autonomous AI
agentsfinance.ai
The first bank built for AI agents. Self-custody wallets, P2P exchange, lending, and x402 native payments on Polygon PoS.
llms.txt MCP developer
35
+25 llms.txt +10 MCP missing +20 ai-plugin
BlockVectra Docs
docs.blockvectra.com
Multi-chain JSON-RPC and Data API documentation with MCP tools and chain-specific RPC, starter and testnet faucet guides.
llms.txt MCP developer
35
+25 llms.txt +10 MCP missing +20 ai-plugin
Have I Been Pwned: Check if your email address has been exposed in a data breach
haveibeenpwned.com
Have I Been Pwned (HIBP) is a data breach search and notification service used by security teams, developers, and MSPs worldwide. Search tens of billions of breached records, monitor corporate domains via API, and get alerted when new breaches appear.
OpenAPI Schema.org MCP security
35
+20 OpenAPI +10 MCP missing +25 llms.txt
Storecove | The Standard in E-invoicing
storecove.com
You only need one API connection for global e-invoicing. Simply connect, and we do the rest. Schedule a demo to get started.
OpenAPI API finance
35
+20 OpenAPI +15 structured API missing +25 llms.txt
100ms.live - Live video infrastructure for the world
100ms.live
Add real-time video calls and livestreaming to your app with fully customizable UI, APIs to manage rooms, interactivity APIs to add chat, whiteboard, polls and more.
API developer
15
+15 structured API missing +25 llms.txt
josxa | Stoplight
josxa.stoplight.io
The API Design Management Platform powering the world's leading API first companies. Powered by Stoplight.
API developer
15
+15 structured API missing +25 llms.txt
Startsida — OpenDataUmea
opendata.umea.se
Portal med Öppna data för Umeå. Man kan utforska data med kartor och diagram, eller om du är utvecklare hämta hem data och hitta API:er till våra olika data. Portal with Open data for Umeå. You can explore data with maps and charts, or if you are a developer download data and find APIs for our various data.
API data
15
+15 structured API missing +25 llms.txt
The World's Largest Book Database - ISBN Database | ISBNdb
isbndb.com
The ISBNdb book database includes over 31 million unique ISBNs with up to 19 data points per book and is searchable via API. Retrieve book information from ISBN database on the go!
API AI bots Schema.org data
25
+15 structured API +5 AI robots missing +25 llms.txt
Plataforma de Boletos com Pix Grátis | Boleto Cloud
boleto.cloud
Emita Grátis Boletos Registrados com Pix. Plataforma multibancos com API unificada, automação de recorrência, notificações e 2ª via. Receba direto na conta.
API Schema.org developer
20
+15 structured API +5 Schema.org missing +25 llms.txt
Cartesia | AI that learns and interacts like humans
cartesia.ai
Integrate real-time text-to-speech with Sonic-3.5, Cartesia's streaming TTS API. Generate natural, expressive voices with laughter in 40+ languages — built for AI agents and interactive apps.
API Schema.org ai-tools
20
+15 structured API +5 Schema.org missing +25 llms.txt
Automate PDF Document Generation - CraftMyPDF.com
craftmypdf.com
Auto-Generate PDF documents and images from reusable templates with a drop-and-drop editor. We seamlessly integrate with Zapier, Integromat and REST API.
API Schema.org productivity
20
+15 structured API +5 Schema.org missing +25 llms.txt
CronAlert — Uptime Monitoring That Alerts Instantly
cronalert.com
Monitor your websites, APIs, and services every minute. Get instant alerts via email, Slack, Discord, and more when something breaks. Free for 25 monitors.
API Schema.org developer
20
+15 structured API +5 Schema.org missing +25 llms.txt
C
crossref-mcp-server · MCP server
crossref.caseyjhand.com
Resolve DOIs, search ~155M scholarly works, fetch references, and look up publishers via the Crossref REST API. STDIO or Streamable HTTP.
API Schema.org developer
20
+15 structured API +5 Schema.org missing +25 llms.txt
Delimit — the merge gate for AI-written code
delimit.ai
Delimit is the merge gate for AI-written code: catch breaking API changes and unreviewed AI diffs before they merge, then ship a signed, replayable attestation. Run delimit-cli locally or in CI — free, MIT-licensed, no account.
API Schema.org ai-tools
20
+15 structured API +5 Schema.org missing +25 llms.txt
D
Twilio SendGrid | SendGrid Docs | Twilio
docs.sendgrid.com
Learn to send transactional and marketing emails at scale with the platform that offers a 99% deliverability rate. From quickstarts and onboarding guides to full API reference, the Twilio SendGrid docs have everything you need to send email at scale.
API Schema.org communication
20
+15 structured API +5 Schema.org missing +25 llms.txt
DumplingAI — Reliable Web Data for AI Agents
dumplingai.com
One API for web scraping, search, document extraction, social data, and enrichment. Smart routing, exact provider pinning, one bill.
API Schema.org ai-tools
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"
Agent Docs
llms.txt OpenAPI spec ai-plugin.json

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