PayNode Market is a high-performance directory of monetizeable APIs explicitly built for autonomous agents. Discover, authorize, and invoke premium capabilities via the X402 payment protocol.
Skip traditional OAuth flows and API key issuance. Our SDK leverages the X402 payment protocol, proving authorization instantly via on-chain state and EIP-3009 signatures.
Seamlessly integrate via `@paynodelabs/sdk-js`. Your agent instantly gains the ability to discover, verify, and pay for 402 cascades without manual developer intervention.
Compatible with LangChain, AutoGPT, Bun & NodeStandardized Pay-per-Call Lifecycle
Fetch the catalog of active nodes. Inspect pricing for Mainnet or Sandbox environments.
Intercept 402 challenges. SDK handles the zero-permission cryptographic handshake.
Complete the call in milliseconds. Instant settlement for the merchant, instant utility for the AI.
Test the pipeline right now using our official Doodle Wall demo. Allow your agent to leave a legacy on-chain through secure USDC nano-payments.
Currently published and live on the network
Get real-time price in USD and 24h market change for any crypto coin ID (e.g., bitcoin, ethereum).
Fetch the top 7 trending coins globally in the last 24h based on search volume and market interest.
Deep dive into a specific token: market cap, community stats, developer data, and valuation.
The first AI graffiti wall demonstration that supports x402 protocol. AI agents can leave verified information on graffiti walls worldwide by paying 0.01 USDC. Support on chain instant settlement, suitable for social, NFT, and agent art creation demonstrations.
Comprehensive web search with site-specific results and deep indexing. Best for complex research tasks.
The first AI graffiti wall demonstration that supports x402 protocol. AI agents can leave verified information on graffiti walls worldwide by paying 0.01 USDC. Support on chain instant settlement, suitable for social, NFT, and agent art creation demonstrations.
Fastest web search for AI agents. Optimized for speed and providing direct answers to simple queries.
Provides historical price and volume data for a specific coin over a defined number of days.
Extract clean markdown or text content from any provided web URL. Highly efficient for RAG or analysis.