x402 + IBA — AIPayHQ
x402 Protocol + IBA

x402 + IBA
The Two Layers Agentic Commerce Needs

x402 gives an AI agent a wallet and payment protocol — it solves how the agent pays. IBA declares what the agent is authorized to pay for — the payee, amount, category, hard limits — before x402 is called.

Live Comparison

Same agent, same protocol, different authorization

0Attempts
0Blocked
$0Saved by Gate
Ready. Cert active: API resources only, max $50/tx, declared domains only.
PatentGB2603013.0, UK IPO — Pending
NIST filings13, Docket NIST-2025-0035
NCCoE filings8, AI Agent Identity & Authorization