Otto AI x402 — Market Intelligence, DeFi & Trading
80 pay-per-call AI services on x402 V2 — market intel, DeFi execution, AI creative tools.
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What it does
80 pay-per-call AI services on x402 V2 — market intel, DeFi execution, AI creative tools. USDC on Base, Polygon, or Solana. From $0.001 per call.
Audience: ai-agents, developers. Tags: tools, tool.
Pricing
| Pricing model | per-request |
|---|---|
| Price hint | $0.1/request |
| Accepted tokens | USDC |
| Chain | solana |
| Facilitator | coinbase |
How agents pay
- The agent sends a plain request and receives an HTTP 402 response describing the price and payment requirements.
- The agent signs a payment payload for the exact amount on solana and attaches it to a retried request.
- The facilitator verifies and settles the payment, then the service returns the paid response.
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Last updated: 2026-08-13