Vellium & Co

Directory › Payments and on-ramps › Otto AI

Otto AI

Execute instant same-chain token swaps through LI.FI's DEX aggregation. Supports Base, Ethereum, Polygon, BSC, Arbitrum, Avalanche, and Solana, with best-route execution across major DEXes and liquidity sources.

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Our latest check (2026-10-11)

Answering
Yes — valid x402 payment terms
Time to answer
90 ms
Price
$0.010 per call
Paying buyers, last 30 days
2 (directory's own records)
Paid calls, last 30 days
3
Category
Payments and on-ramps
Address
https://x402.ottoai.services/swap

Accuracy: paid answers checked against an independent record

Not yet in our paid checks. A seller we have not checked has neither passed nor failed.

For agents

This page as JSON: /sellers/ad1977136b7e.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).

Sellers can see the evidence behind their checks and ask for a re-check at [email protected].