Find services AI agents can actually use.
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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5054 sites found for "payment API"
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
P
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Pocketpills | Telehealth Online Pharmacy | Free Prescription Delivery
pocketpills.com
Free prescription delivery with Pocketpills. Get your medications online from the comfort of home. Telehealth and online pharmacy at your fingertips.
llms.txt
API
health
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Poemist - Poems and Poetry Platform
poemist.com
Poemist provides social publishing network that connects amateur poets and serves information about poetry, poets and their poems.
OpenAPI
API
Schema.org
education
40
+20 OpenAPI
+15 structured API
missing +25 llms.txt
PolyAI: The world's most lifelike voice AI agents
poly.ai
PolyAI is the enterprise platform where dialog agents get built, run, adapt, and iterate in real time. Now open to enterprise builders.
llms.txt
API
ai-tools
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Indian Postal PIN Code Search, Post Office Details, All India Post Office Data PostalPINCode.gen.in
postalpincode.in
Indian Postal PIN Code Search, Post Office Details, Indian Postal Stamps, All India Post Office Data
llms.txt
API
other
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
P
posthog.com
posthog.com
PostHog automatically diagnoses problems, fixes bugs, and generates pull requests – all without you having to prompt it.
llms.txt
API
data
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
PPSSPP - PSP emulator for Android, Windows, Linux, macOS, iOS – PPSSPP
ppsspp.org
Play PSP games in HD on Android, iOS, Windows, macOS, and more with enhanced graphics and customizable controls! Free and open source. Download now!
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
ProjectDiscovery Neo | Security at Engineering Speed
projectdiscovery.io
Neo applies reasoning, memory, and real execution across the delivery lifecycle—so security keeps up with continuously shipped software.
llms.txt
API
security
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Build Secure AI Applications | Promptfoo
promptfoo.dev
The AI Security Platform that catches vulnerabilities in development. Trusted by 156 of the Fortune 500 and 300,000+ developers worldwide.
llms.txt
API
developer
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Prompt Studio — Instantly generate cinematic video prompts
promptstudio.fun
Create professional prompts for AI video prompt generation
llms.txt
API
ai-tools
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
EU-AI-Act-Sicherheitsprüfung für KMU | ClawGuard
prompttools.co
Security-Audit für KI-Agenten & MCP-Server: deterministische Prüfung gegen 225 Bedrohungsmuster, mit dokumentiertem Befundbericht zur EU-AI-Act-Vorbereitung. Ab 99 EUR, Ergebnis in 24 Stunden.
OpenAPI
API
Schema.org
developer
40
+20 OpenAPI
+15 structured API
missing +25 llms.txt
七牛云 | 一站式中立音视频云 + AI
qiniu.com
2011 年成立以来，七牛云致力于成为全球领先的一站式中立音视频云 + AI 服务商，围绕数字化浪潮下的在线音视频需求，基于强大的云边一体化能力和低代码能力，持续在视频点播、互动直播、实时音视频、摄像头上云等领域，进行深度技术投入，提供面向业务场景的视频云解决方案。截至目前，有超过 100 万企业客户和开发者长期使用七牛云服务，包括 OPPO 、爱奇艺、平安
llms.txt
API
ai-tools
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Quillbot: Write, Design & Create
quillbot.com
Write effortlessly and efficiently with Quillbot's suite of AI tools. Paraphrase, check grammar, analyze tone, improve fluency, and more. Start doing your best work.
llms.txt
API
ai-tools
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Radical Software
radicalsoftware.xyz
Dive into immersive experiences. Discover experimental websites developed with cutting-edge design engineering, and engaging interactive events.
llms.txt
API
other
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Reason Shield - Laboratory Data Platform by ReasonWorks AI
reasonshield.com
Reason Shield: Laboratory Data Platform - A product of ReasonWorks AI Inc. Transform complex laboratory data into actionable clinical insights. Microbiology data processing, antimicrobial resistance analysis, and treatment recommendations.
llms.txt
API
health
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Rebilly
rebilly.com
Getting more people from the pricing page to the thank you page. And more renewals paid.
llms.txt
API
other
40
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Red Hat - We make open source technologies for the enterprise
redhat.com
Red Hat is the world’s leading provider of enterprise open source solutions, including high-performing Linux, cloud, container, and Kubernetes technologies.
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"
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