Full-stack DeFi and AI infrastructure for agents on Base. 183 pay-per-call tools across 40+ categories — with a free tier requiring no wallet to start. Free: AI chat (NVIDIA NIM), DEX data (DexScreener), model catalog. Paid: AI chat (200+ models, $0.005/call), batch payments (200 recipients, 15 chains), prediction markets (Polymarket + Kalshi), stock market data (Finnhub), image generation (DALL-E 3, FLUX, SDXL), token swaps (Uniswap V3, Jupiter), cross-chain bridge, payroll, invoicing, escrow, compute futures, price oracle, DeFi positions, GPU/Compute (Replicate, Bittensor SN64), AI inference (wallet/tx classification, contract explainer), web search & RAG, academic research (250M+ papers), DEX aggregation, wallet & portfolio analytics, email/SMS, XMTP messaging, webhooks, cron scheduling, IPFS/Arweave storage, KYC/KYB, auth/SSO, audit trails, crypto tax reporting, supply chain (SCTP), Robot Task Protocol for IoT/robotics, agent wallets (CREATE2, session keys), and structured logging. Agents pay USDC per request via x402 on Base and Solana. No API keys, no accounts, no subscriptions — just plug in and go.
Listed in
Directories this entry was found in.
How to connect
https://server.smithery.ai/Plagtech/Spraay-x402-mcp/mcpcurl -X POST https://server.smithery.ai/Plagtech/Spraay-x402-mcp/mcp \
-H 'Content-Type: application/json' \
-H 'Accept: application/json, text/event-stream' \
-d '{"jsonrpc":"2.0","id":1,"method":"initialize","params":{}}'