Kaspa x402

Spec

Binding and transport documents, in suggested reading order. Each rendered page links its markdown source; hashes are of the source files.

Status: draft alpha targeting kaspa:testnet-10. Mainnet use remains blocked by the documented readiness gates.

DocumentPurposeSHA-256 prefix
kaspa-x402-v1Core binding: common rules for x402 v2 payments on Kaspa — networks, asset, amounts, envelopes.6b530b5449335f7e
kaspa-exact-v1exact profile: fixed-price one-shot native KAS transfer.53bf7230c5ff4ec1
kaspa-batch-settlement-v1batch-settlement profile: escrow funding, cumulative vouchers, claim and refund.77ebd5467124d91a
http-profileHTTP transport: PAYMENT-REQUIRED, PAYMENT-SIGNATURE, and PAYMENT-RESPONSE flow.03d82accecead317
mcp-profileMCP transport: paid tools using the standard _meta payment fields.42f8bfc6d3560496
facilitator-profileOptional self-hosted facilitator: /supported, /verify, /settle compatibility surface.28734259f397ec2d
errorsError reasons: public x402 error codes and mapping rules for Kaspa-local diagnostics.89527fc4e426b38d
live-covenant-proof-harnessOpt-in live proof runner that exercises covenant flows on kaspa:testnet-10.2727f8195fe59c9f
transaction-v1-planTransaction-builder requirements and vector coverage for claim/refund artifacts.e63bf1c3877abd36