Paid APIs

x402-enabled endpoints callable with USDC on Base. Pay per request, no API keys, no accounts. Sourced from agentic.market + the Coinbase x402 facilitator discovery feed.

All (764) Data (320) AI (122) Finance (83) Verification (55) Blockchain (54) Other (21) Content (17) Search (14) Web (12) Compute (12) Infrastructure (10) Inference (9) Media (7) Social (6) Storage (5) Maps (4) Translation (3) Shopping (3) Travel (2) Security (2) Trading (1) Productivity (1) DevTools (1)
Sort: Cheapest Most expensive Top revenue (30d)

14 paid APIs · x402 settlement on Base

💰 Paid API Exa search $0.0010 – $0.0150
exa.ai
AI-powered web search + content retrieval
💰 Paid API Hyperbrowser search $0.0010 – $0.0050
hyperbrowser.ai
Headless browser and web scraping - AI-native
💰 Paid API Exa search $0.0010 – $0.0070 $6.82 earned 30d
api.exa.ai · wallet 0x6d6e…9192
AI-powered web search + content retrieval
💰 Paid API Alibaba Cloud Agent Skills Explorer search $0.0010/call
agentexplorer.alibaba.gateway-402.com
Search and retrieve data with Alibaba Cloud Agent Skills Explorer, including retrieve the content of the Agent Skill file, obtain information about all Agent Skills categories, and search Alibaba Clou…
💰 Paid API Alibaba Cloud Information Query Service search $0.0010/call
iqs.alibaba.gateway-402.com
Search and retrieve data with Alibaba Cloud Information Query Service, including enhanced Search, general Search, and globalSearch - International Version (To Be Published), for search and discovery w…
💰 Paid API Browserbase search $0.0020/call
x402.browserbase.com
Headless browser sessions + web search
💰 Paid API Firecrawl search $0.0100/call
api.firecrawl.dev
Scrape websites into LLM-ready text
💰 Paid API Perplexity search $0.0100 – $0.1000
docs.perplexity.ai · Perplexity
Perplexity API documentation for building with the Agent API, the default for web-grounded AI and multi-provider applications, plus Search, Embeddings, and Sonar APIs.
💰 Paid API Tavily search $0.0100/call
x402.tavily.com · wallet 0x5a20…b7f9
Fast and accurate web search - built for agents. Trusted by 2M+ developers worldwide.
💰 Paid API Parallel search $0.0100/call
parallelmpp.dev · Parallel
Web search, page extraction, and multi-hop web research.
💰 Paid API SerpApi search $0.0150/call
serpapi.mpp.tempo.xyz · SerpApi
Google Flights search — real-time prices, schedules, and booking options.
💰 Paid API Brave Search search $0.0350 – $0.0850
brave.mpp.paywithlocus.com · Brave Search
Independent web search — web, news, images, videos, AI answers, and LLM context. Privacy-first search from a large independent index.
💰 Paid API Tavily search $0.0900/call
tavily.mpp.paywithlocus.com · Tavily
AI-optimized web search, content extraction, site mapping, and crawling API.
💰 Paid API Anchor Browser search $0.5000/call
anchorbrowser.io
Browse the web as an AI agent

How is this data sourced?

Each listing is cross-walked from agentic.market's curated catalog with the Coinbase Developer Platform x402 discovery feed (api.cdp.coinbase.com/platform/v2/x402/discovery/resources). Revenue figures are derived from eth_getLogs on USDC Transfer events to each operator's published payTo wallet on Base mainnet, fully reproducible from the public RPC. Refreshed every 6 hours for listings; revenue refresh runs daily.