Tx Intent Classifier: decodes the REAL intent of an on-chain transaction (Base/Ethereum) and returns anGET /service · x402 API by txintent
Tx Intent Classifier: decodes the REAL intent of an on-chain transaction (Base/Ethereum) and returns an Ed25519-signed risk verdict (safe/review/suspicious/dangerous). Catches unlimited approvals, opaque selectors, value-to-contract, reverted tx. POST {"tx_hash":"0x..","chain":"base"} or {"to":"0x..","data":"0x.."}.
What does this x402 API do?
Tx Intent Classifier: decodes the REAL intent of an on-chain transaction (Base/Ethereum) and returns an. This is an x402-gated GET API resource from txintent. TOLL·402 confirmed a protocol-valid HTTP 402 quote on 2026-07-21. The listing records $0.01 USD-denominated per request on Base. No settled paid call has been verified.
- Published price
- $0.01 USD-denominated per request
- Networks
- Base
- Latest evidence
- TOLL·402 confirmed a protocol-valid HTTP 402 quote on 2026-07-21
- Resource ID
- fd4aa488c8db0275c088106e
Start with a quote-only recipe. Payment signing stays in your project.
const response = await fetch("https://txintent.hergertsynthora.com/service", {
method: "GET",
});
console.log(response.status);
console.log(Object.fromEntries(response.headers));
console.log((await response.text()).slice(0, 1000));
// A valid 402 is a quote, not a completed paid call.This sends no payment. Inspect the 402 response before adding a wallet-enabled client.
- Live 402 quote confirmed
GET returned a protocol-valid 402 quote (402). No payment was made.
- Origin reachable
HEAD https://txintent.hergertsynthora.com/ returned 404.
- Observed in 402-index
Discovered through bazaar.
What evidence supports this listing?
Each record has an exact-route quote outcome. Unresolved templates and potentially mutating methods are labeled instead of being invoked without provider-specific test input. A quote is still separate from a settled paid call. Read the discovery and verification methodology →
Which networks and payment options does it accept?
The normalized listing price is $0.01 USD-denominated per request. Raw protocol requirements remain visible below for implementation and audit use.