Marketplace
Available services
Browse APIs and content services on the marketplace. Pay with prepaid credits or per-request x402 (USDC).
137 services showing 121 external
AI Analyst
Structured AI analysis powered by Workers AI (Llama 3.1). Extract named entities, classify text into custom categories, analyze sentiment with aspect-level detail, or run custom analysis with your own instructions. Returns structured JSON, not free-form text.
AI Translator
Translate text between languages using Llama 3.1. Supports auto-detection of source language and translation to any target language.
Base64 Tools
Encode and decode Base64 strings. Convert text to Base64 for safe transport in URLs, headers, and JSON payloads.
Code Sandbox
Execute JavaScript and TypeScript code in a secure, isolated sandboxed environment. No network access, no filesystem, pure computation. Ideal for agents that need to run calculations, transform data, test logic, or generate outputs programmatically.
Currency Exchange Rates
Real-time currency exchange rates for 150+ currencies. Get latest rates, convert between currency pairs, and access historical data. Powered by open exchange rate data.
Hash Service
Compute SHA-256 and MD5 hashes of arbitrary text input. Useful for data integrity verification, checksums, and content fingerprinting.
JSON Formatter
Validate and pretty-print JSON strings. Check if a JSON string is valid and format it with configurable indentation.
Markdown to HTML
Convert Markdown text to HTML. Supports full CommonMark specification including headings, lists, code blocks, links, and more.
Password Generator
Generate cryptographically secure random passwords with configurable length and character sets. Includes entropy calculation.
Sentiment Analyzer
Analyze the sentiment of text as positive, negative, neutral, or mixed. Returns a confidence score and brief explanation. Powered by Llama 3.1.
Text Classifier
Classify text into categories. Supports custom category lists or defaults to general topics (technology, business, science, health, etc.). Powered by Llama 3.1.
Text Summarizer
Summarize long-form text into concise summaries using Llama 3.1. Configurable maximum summary length. Powered by Cloudflare Workers AI.
Timestamp Converter
Convert between Unix timestamps and ISO 8601 date strings. Get the current time in multiple formats including UTC, ISO, and Unix seconds/milliseconds.
UUID Generator
Generate cryptographically random UUID v4 identifiers. Supports batch generation of up to 100 UUIDs per request.
Weather API
Current weather conditions and multi-day forecasts for any city worldwide. Returns temperature, conditions, wind, humidity, and pressure.
Web Reader
Extract clean, structured content from any URL using headless browser rendering. Returns page title, description, text content, headings, and links. Also supports taking screenshots. Ideal for agents that need to read web pages without running a browser.
ATXP - The Account for AI Agents
ATXP gives AI agents identity, payments, communication, and tools. Fully compatible with x402 and MPP — ATXP-enabled agents can buy from and sell to any x402 or MPP server or client.
Vishwa
Trust Layer for AI Agent Payments
Zapper API
Enterprise grade onchain data across 60+ chains - token prices, NFTs, portfolios, onchain search, Farcaster and more.
BlockRun - YOPO: You Only Pay for the Outcome
YOPO - You Only Pay for the Outcome. 55+ LLMs, live data APIs, image + video generation, and secure code runtime. One install for OpenClaw, Claude Code, or Franklin. Pay per call in USDC via x402 - no API keys.
Molty.cash - USDC payments for agents and humans
Send tips, hire for tasks, and create gigs — settled on-chain via x402 (Base, Solana, World Chain) and MPP (Tempo, Stellar, Monad).
HYRE Agent
AI-enhanced DeFi data API with 24 endpoints and LLM-interpreted insights. Multi-chain x402 payment on Solana, Base, and SKALE.
StableEnrich
Pay-per-request access to Apollo, Clado, Exa, Firecrawl, Google Maps, Serper, and Whitepages APIs. No auth, no subscriptions.
AgentLux: The World's First Agent Economy Built on Trust
The identity and reputation engine for AI agents. Agents register on-chain identities (ERC-8004), build trust through commerce, create and trade NFTs, hire each other, and take Luxies — all autonomously on Base L2.
StableMerch
Custom shirts designed by AI, purchased by agents. Checkout in Claude via x402.
Nonvisceral-eloisa-mousily.ngrok-free.dev
ngrok is the fastest way to put anything on the internet with a single command.
BaseHub - Play Games and Earn XP
Play games and earn XP on Base network through Farcaster. Join the leaderboard!
Slinky Layer AI
AI/ML API proxy with 18 x402-gated services including image generation, chat completions, sentiment analysis, spam detection, and SEO tools.
StableStudio
Pay-per-generation AI image and video creation. No subscriptions ever.
Polymer Prove API
Proof generation and query service from Polymer Labs. Request cross-chain proofs using proof_request or query status with proof_query. Payment proofs supported.
Nansen AI - Agentic Trading with Onchain Intelligence
The first truly agentic onchain app: research, analyze, and execute, all in one loop. Ask anything about crypto and make a trade in seconds, with 500M+ labelled addresses powering the engine.
Loyal Spark - Loyalty Rewards That Grow
Onchain loyalty protocol on Base. Merchants launch branded ERC-20 reward programs; customers earn, redeem, and trade tokens P2P; AI agents automate it via REST API and MCP.
AnySpend x402 Marketplace
x402 marketplace for booking ad slots on partner sites and AI-generated article publishing across 79+ partner sites.
ACP - Virtuals Protocol
Virtuals Protocol ACP Job Payment Service - Pay for ACP jobs using x402 protocol
Neynar
Complete Farcaster developer platform
DYOR Knowledge Graph — Crypto Intelligence API
Auor.io (Oreo) - x402 AI agent research toolkit
Access multiple APIs through the x402 payment protocol. No accounts, no subscription, just internet-native USDC.
Twit.sh - Plug AI agents into X
Real-time Twitter/X data for AI agents. No sign-up, no API keys. Pay per request in USDC on Base via x402.
Silverback
Silverback is autonomous DeFi infrastructure for the agent economy. We provide intelligence services (swap routing, liquidity analysis, yield optimization, market data) accessible to any agent or application. Supports x402 micropayments and ERC-8004 on-chain identity. Pay-per-use, no subscriptions.
CoinGecko Pro API
Professional crypto market data: prices, market caps, volumes, historical data, exchange listings, NFT floors. Pay-per-call via x402.
Exa | Web Search API, AI Search Engine, & Website Crawler
Real-time AI search engine with a powerful web search API, web crawling API, SERP API, and deep research tools. Search and extract structured content from websites and live data.
Clash of Coins
Agentic checkout for Clash of Coins
AurelianFlo - Compliance APIs for the agent era
Pay-per-call compliance API. OFAC screening, vendor diligence, Monte Carlo reports, and audit-ready document output. No subscription. Works with Claude Connectors and MCP-compatible clients.
StableSocial
Pay-per-request access to social media data from TikTok, Instagram, X/Twitter, Facebook, Reddit, and LinkedIn. No auth, no subscriptions.
AI Security Guard - Real-time Security Scanning for AI Agents
Protect AI agents from prompt injection, credential exfiltration, and malicious payloads. Real-time security scanning for MCP servers, API responses, and untrusted content. Pay-per-scan via x402 micropayments.
X-Router - Universal Gateway for Permissionless AI Model Access
Access 200+ AI models through a unified API powered by x402 microtransactions. Pay per request with no API keys or subscriptions required.
AUBRAI x402 Service
Aubrai is an AI science agent inspired by Dr. Aubrey de Grey, ready to answer your questions about aging, longevity, and biomedical research. Get clear, evidence-based insights and direct citations from the latest scientific papers—just start the conversation
DeFi Intelligence
26 DeFi security and data endpoints — token audits, rug pull detection, bridge routing, protocol analytics. Multiple upstream services unified under one x402 payment.
The402 - The Service Platform for AI Agents
OnchainExpat x402 APIs
Pay-per-request AI, crypto, proxy, and utility APIs using x402 protocol
Global-econ-x402-production.up.railway.app
HeyAnon
HeyAnon simplifies DeFi by executing swaps, bridging assets, and managing your defi strategies. Just give a command, specify the protocol you want to use.
StableUpload
Pay-per-upload file hosting. Upload files, get a link.
StableTravel
Pay-per-request access to flights, hotels, activities, and transfers. No auth, no subscriptions.
Polymarket Hidden Edge Scan | HyperGrowth
Polymarket Hidden Edge Scan returns BUY_NOW, WAIT, or SKIP with executable limit price, side, expected value, freshness, and coverage.
UtilsForAgents - AI Agent Utility API
Pay-per-call AI agent utilities plus a free feedback endpoint: JSON diff, EXIF extraction, metadata scrubbing, HTML-to-Markdown, URL fetching, and feature-request collection. $0.003/call for paid utility routes via x402 on Base or Solana.
Fdn-node-production.up.railway.app
NYC Transit Live - real-time NYC transit API
Real-time NYC transit for agents. Live subway arrivals, Citi Bike availability, and bus predictions — one API for the city.
Heurist Mesh
StableMemes
Generate memes via the Imgflip API. Caption templates, search 1M+, auto-caption, and AI memes.
Einstein AI
Einstein AI — pay-per-use agentic intelligence, on-chain data tooling and query sets via Bitquery.
Hirescrape - Pay-per-call scraper API for AI agents
Pay-per-call web scrapers for AI agents. 28 tools across Reddit, 8-board job search (LinkedIn · Indeed · Glassdoor · Google Jobs · +5), TikTok · Douyin · Bilibili, cross-platform trend research, social media, and ad libraries. No API keys. Agent wallets settle USDC on Tempo or Base via x402 + MPP.
Capminal
Capminal is your DeFAI Terminal, powered by our built-in AI Agent Captain Dackie. Type to swap faster, manage portfolios securely, launch tokens seamlessly, and act on live insights.
Delx — AI Agent Operations Protocol | Recovery, Monitoring & Premium Artifacts (2026) | Delx
Delx is the operations protocol for AI agents. Free core recovery, heartbeat, discovery, and 10 utility tools across MCP, A2A, REST, and CLI, with premium controller artifacts over x402.
StableMesh
Pay-per-request AI 3D model generation. No API keys, no subscriptions.
StablePhone
Pay-per-call AI phone calls. No API keys, no accounts.
Xona Agent - Creative AI Agent
Creative AI Agent. Discover trends, refine ideas, generate visuals, and share your art. Xona grows with you.
Httpay.xyz — 307 Pay-Per-Call APIs via x402 on Base
307 pay-per-call APIs (287 native + Gateway for 37 services). Token intelligence, DeFi yields, MEV risk, AI tools, web scraping. No API keys — pay $0.001–$0.05 USDC per call.
Www.qrbase.xyz
$SCAN
Mycelia Signal
Sovereign cryptographic oracle. Signed financial data payable by AI agents — BTC/ETH/SOL/XRP price feeds and market data with on-chain verifiable signatures.
Receipts - Video Intelligence API
AI-powered video intelligence API. Identify products, debunk ads, fact-check claims in any short-form video. Pay per request with USDC on Base or Solana. No accounts, no API keys.
X402 Web Unlocker API: Bypass Anti-Bot
Powerful Web Unlocker to bypass anti-bot systems and solve CAPTCHAs by simulating real user behavior. Get 99.9% success rate with JS rendering and global residential proxies.
Bloomfilter | Bloomfilter
Domain registration API for AI agents. No account. No credit card. Pay with USDC.
Laso Finance - Crypto Prepaid Cards & Gift Cards
Convert stablecoins (USDC, USDT, DAI) to spendable prepaid cards and gift cards instantly. Works with Apple Pay & Google Pay. Multi-chain: Ethereum, Solana, Stellar, Arbitrum, Base, Polygon.
Otto AI x402 Agent Swarm
30+ AI agent services via x402 V2 — USDC on Base, Polygon, or Solana. Sign in for repeat access, cryptographic receipts. Permit2 ready for any ERC-20.
Venice API Docs
Harness the full capabilities of Venice AI with the Venice API, a private and uncensored AI API enabling the development of advanced applications that generate text and images.
Vaults.fyi - Your Gateway to DeFi Yields
Discover, compare, and earn DeFi yields—all in one place. Manage positions on Aave, Morpho, Euler, and more. Get real-time analytics and transactions via our APIs.
Cascade Surf - Live data for AI agents
Twitter, Reddit, and web data your AI agent can search and act on. 9 MCP tools, matching REST API. Pay per request.
Laevitas API V2
Minerva API
Pay-per-request access to Minerva identity resolution, enrichment, email validation, and person search. AI that understands consumer behavior.
PrintMoneyLab - Automate & Earn
Real experiments in AI automation — crypto bots, prediction markets, and AI agents. No coding background. No fluff. Just what worked and what didn't
Oracle.the-undesirables.com
AgenticFi API
DeFi APIs for AI agents. 36 pay-per-call endpoints for token data, pricing, wallet analytics, swap routing, and on-chain workflows. Powered by x402 on Base.
Cloudflare API
Pay-per-request access to Replicate AI and Cloudflare Browser Rendering. No API keys, no subscriptions.
DeepBlue - Pay-Per-Call Crypto API | BTC Signals, Token Analysis, Polymarket Data
DeepBlue: Live BTC/ETH/SOL/XRP trading signals from a real Polymarket bot. Token scoring, wallet analysis, trending Base pools, Polymarket intelligence. From $0.001/call via x402 — no signup, no API key.
Graph Advocate — Onchain Data Routing Agent
Claude-powered routing agent for The Graph Protocol. Send a plain-English onchain data request and receive a ready-to-execute GraphQL query, the right subgraph from 15,500+ indexed protocols, an MCP install hint, and a working curl example. Free tier: 10 queries/day, then $0.01 USDC on Base via x402.
JEETER Terminal
Real-time US stock market data for AI agents - quotes, short interest, float, SEC filings, trade alerts, and news. 13 endpoints, pay-per-call.
Messari API - The Institutional Standard for Crypto Data
Access standardized crypto data trusted by top exchanges, asset managers, and financial institutions. Messari’s enterprise‑grade API delivers real‑time market data, on‑chain analytics, and curated intelligence - all through a single, reliable API
Node4All | Simple x402 Payment Integration for AI Agents
Node4All provides everything you need to build payment-ready AI agents with x402, including step-by-step documentation, testing tools, code examples, and ready-to-use services.
PQS - A Quality Gate For Prompts
A Quality Gate For Prompts. Before they break production. Score any AI prompt against 8 dimensions, see what's weak, and get the fixed version in seconds.
Sideload - Image to Avatar
Convert your images to 3D avatars with AI
Agents.krumpybot.com
Notify.melis.ai
Q-api.quotient.social
X402scan - x402 Ecosystem Explorer
Explore the x402 ecosystem. View transactions, sellers, origins and resources. Explore the future of agentic commerce.
Agoragentic x402 Edge
Agoragentic x402 Edge exposes stable anonymous paid resources for autonomous agents. Call /v1/{slug}, receive HTTP 402, sign payment, retry, and receive a receipt.
DripStack
Get paid by AI agents for your Substack content.
KeeperHub - Blockchain Workflow Automation
Build powerful blockchain workflow automations with a visual, node-based editor. Built with Next.js and React Flow.
SignalsFeed - Verified Intelligence for AI Agents
Real-time verified news intelligence API for AI agents: AI news, semiconductor supply chain news, and macroeconomic signals with credibility scoring. $0.01 returns up to 20 enriched records via x402 USDC.
StableBrowser
Pay-per-session browser automation. Control a real browser with AI.
StableDomains
Domain registration via micropayments. No accounts. Pay USDC on Base.
StableMedia
Pay-per-request streaming availability data. Search shows, browse countries, and list genres across 60+ countries and 200+ services.
Surf Web
Pay-per-use web search and crawl API with x402 micropayments.
WURK API - x402 Micropayments
Decentralized engagement services powered by x402 micropayments. Likes, reposts, comments on X, Instagram, YouTube, and more.
DTelecom STT — Real-Time Speech-to-Text API
Production-grade real-time speech-to-text for AI agents. Pay with USDC via x402. No API keys, no accounts. $0.005/min, 99+ languages. Built on dTelecom DePIN.
Mcp.swissdeals.app
Suede-ai-app.onrender.com
X402 Tools & Services
Handy tools and services that accept x402 payments
AEO Scanner — AI Search Visibility Audit
Scan any website for AI search engine visibility. Get a 0-100 score and copy-paste fixes for structured data, meta tags, and llms.txt.
AIXBT
AI-powered crypto insights and tools
AgentMail | Email Inbox API for AI Agents
AgentMail gives AI agents real email inboxes. Create, send, receive, and search messages via REST API — built for autonomous agents and agentic workflows.
Agentic Reservations - Restaurant Bookings for AI Agents
API that lets AI agents search and book restaurant reservations on Resy. Pay $0.10 USDC per booking with a crypto wallet.
Carbon & Cashmere — Crypto Intelligence Infrastructure
Crypto Intelligence Infrastructure: 75+ AI-Agents, 4 eigene Blockchain Nodes, 7-Signal Trading Pipeline, x402 API, MCP Server. Echtzeit-Signale, On-Chain-Daten, ML Predictions.
Gloria Terminal - AI Powered News Intelligence
Advanced AI-powered news analysis platform providing real-time sentiment analysis and market intelligence.
Net
The onchain data layer
OneSource - Pay-per-call Ethereum RPC for Agents
Pay-per-call Ethereum RPC for AI agents. Live block, balance, contract, NFT, transaction, and event data served directly from mainnet nodes. No API keys, no accounts - every request settles in USDC on Base via x402.
Polynews
Real-time news and X context for every prediction market
Quicknode x402
Satoshi API - Bitcoin Fee Intelligence for Apps and AI Agents
Know when to send Bitcoin and when to wait. Satoshi API gives apps and AI agents live fee recommendations, mempool context, and cost estimates. Free, open source.
Social Intel API - Instagram Influencer Search API
Find Instagram influencers with business emails in one API call. 100 leads for $0.26 - no signup, no subscription. Pay per search with USDC.
StableCrypto
Pay-per-request access to CoinGecko, DefiLlama, Alchemy, and Etherscan APIs. No auth, no subscriptions.
Supabase API
On-demand Postgres databases via micropayments. No API keys, no subscriptions.
Tiny CV - The resume builder that stays on one page
Write in markdown, preview on paper, publish a clean CV link, and export a PDF.
TrustLayer - Helping Agents Trust Agents
Reputation intelligence for the autonomous agent economy. Trust scores, Sybil detection, and cross-chain identity for 130,000+ ERC-8004 agents across 20 chains. Powered by x402 micropayments.
Masterclaw.dev
Ty9d9wdq.nx.link
X402.bigbug.ai
X402.fiasignals.com
X402.neurobro.ai
X402Factory.ai - Where everything becomes an endpoint
Building blocks for the agent economy. Pay-per-use x402 endpoints on Solana and Base.
Ask Surf
Surf is an AI intelligence platform for digital assets that delivers accurate, trusted insights through a simple chat interface.
AutEng x402 Compute - Sandboxed Code Execution for AI Agents
Execute Python and Node.js code in isolated sandboxes. Pay per request with USDC on Base via x402 protocol - no accounts required.
Minifetch.com: Fetch & extract data from web pages. For SEO research and AI projects.
Minifetch provides composable extraction APIs that humans and AI Agents can autonomously discover, orchestrate, and pay for— making web data simple to access.
Sponge Gateway
API payment gateway dashboard
StableEnrich
Pay-per-request access to Apollo, Clado, Exa, Firecrawl, Google Maps, Serper, and Whitepages APIs. No auth, no subscriptions.
StableFace
Pay-per-request reverse face search powered by FaceCheck.id. Find every page on the web that contains a given face.
Img402.dev
Image sharing for agents. Install our skill so Claude can add screenshots to your PRs.