OneSource
onesource.io
OneSource unifies blockchain data behind a single agent-native API. Ask in natural language or REST, pay with x402, MPP, or use an API key.
USDCBase
3Route
3route.io
Best-priced crypto token swaps for agents, traders and apps: a pay-per-call quote and swap API via x402 or MPP, with no API key or subscription.
Crypto payment details
- Payment protocol
- x402
- Networks
- Base, Solana, Etherlink
- Tokens
- USDC
- Typical price per call
- $0.00001–$0.001 per call (check the provider for current pricing)
- Example paid endpoint
https://api.3route.io/v1/{chainId}/quote- Listed in
- x402scan
How we verified it
Unpaid GET /v1/8453/quote returned HTTP 402 on 2026-10-21 with x402 payment terms: x402 v2, exact, 1000 (0.001 USDC) on Base, Solana and Etherlink (eip155:42793); batch-settlement on Base from 10 (0.00001 USDC). Listed on x402scan. Homepage (mentions x402) fetched (HTTP 200). Last checked 2026-10-21.
The description summarizes the provider's own site. YourAITools is not affiliated with 3Route. Listing a tool is not an endorsement: check pricing and terms with the provider before paying.
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