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Blockchain Money Map x402 Multi-Provider Challenge Normalizer
x402
Blockchain Money Map x402 Multi-Provider Challenge Normalizer is a paid API for AI agents from api.blockchainmoneymap.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-13).
Normalizes x402 payment challenge responses from multiple blockchain payment providers into a consistent, comparable format
Price / call$0.01
Success—
StatusUnknown
How this service works
Choose Blockchain Money Map for human-readable public blockchain reports or x402-paid agent API services.
Output
A normalized JSON object representing the x402 payment challenge in a provider-agnostic format, enabling agents to handle payment challenges consistently regardless of which blockchain payment facilitator issued them. May include comparison results when reference_facts are provided.
Example use cases
Unifying multi-provider x402 payment flows
“I'm building an agent that calls several x402-protected APIs from different providers. Can you normalize this challenge JSON from 'alchemy-x402' with status 402 against my reference Coinbase challenge so I can write a single payment handler for all of them?”
Validating x402 challenge compatibility
“I received an x402 challenge from a new provider called 'base-facilitator' — can you normalize it in compare mode against our known-good reference challenge to see if they're compatible?”
Debugging agent payment failures
“My agent keeps failing on payments from 'moonpay-x402' even though it works with Coinbase. Here's the raw challenge JSON and headers it returned with a 402 — can you normalize it so I can figure out where the format mismatch is?”
Technical details
Endpoint
POSThttps://api.blockchainmoneymap.com/api/x402/x402-multi-provider-challenge-normalizerWhen to prefer
Choose this endpoint when your agent needs to interact with multiple x402-payment-gated APIs from different providers and must unify their 402 challenge formats into a single processing path. Ideal for agent frameworks building provider-agnostic x402 payment clients, or when debugging why a payment challenge from one provider doesn't behave like another.
Side effects
- Missing required fields in facts (provider_label, status_code, headers, challenge_json) returns validation error
- Malformed or non-x402 challenge_json may produce incomplete normalization
- Provider label not recognized may result in generic normalization without provider-specific parsing
- Payment failure ($0.01 USDC) if wallet is underfunded or x402 payment flow is misconfigured
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| mode | — | |
| facts | object | |
| policy | object | |
| reference_facts | object |
Output
Schema · Response
{
"type": "json"
}Tags
x402
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