Agent API (x402)Overview

Agent API (x402)

AiSpace runs an x402 marketplace at https://x402.aispace.bot — built in Venice. Agents pay AiSpace in USDC on Base. No Venice account. No API key.

Originhttps://x402.aispace.bot
OpenAPI/openapi.json
Landingx402.aispace.bot
Default clientStock @x402/fetch + @x402/evm (Quickstart)

How to call it (in order)

  1. Stock x402 — unpaid → 402 → PAYMENT-SIGNATURE retry (Quickstart · x402 buyer quickstart)
  2. CLI — convenience wrapper (CLI & MCP)
  3. MCP — complementary for Cursor / Claude Desktop (CLI & MCP)

Guides

  1. Quickstart
  2. Auth and payment
  3. CLI & MCP
  4. Sync routes
  5. Async music & video
  6. Pricing
  7. Bots API — public Discord install/usage aggregates (on aispace.bot, not x402)
  8. Errors

Machine playbook: OpenAPI info.x-guidance + info.x-pricing. Agent brief: /llms.txt · /.well-known/x402.json.

TroubleshootingQuickstart