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Agentic Commerce Protocol (ACP)

Checkout sessions and a delegated payment token, charged by insimbi for the merchant.

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Designed. Protocol support is designed. The flow follows the protocol's published specification, with insimbi on the merchant side. Every check and every settlement is written to the record.

Agentic Commerce Protocol (ACP) Designed. ACP checkout sessions and a delegated payment token, with insimbi charging for the merchant.
Agentic Commerce Protocol (ACP)Sequence diagram with 4 lanes (Agent, Merchant, insimbi, Delegated payment provider) and 12 numbered steps. The same steps are listed in text below the diagram.AgentMerchantinsimbiDelegated paymentprovider1POST/checkout_sessions(line items,currency)2201 with theauthoritative cart,totals and fulfilmentoptions3POST/checkout_sessions/{id}to update choices4POST /agentic_commerce/delegate_payment with an allowance5Delegated token id6POST/checkout_sessions/{id}/completewith payment_data7Charge the delegatedtoken8Check your rules and the allowance,choose the rail9Redeem the tokenwithin its allowance10Result11Result, written tothe record12Completed checkoutand order

Steps in text

  1. Agent to Merchant: POST /checkout_sessions (line items, currency)
  2. Merchant to Agent: 201 with the authoritative cart, totals and fulfilment options
  3. Agent to Merchant: POST /checkout_sessions/{id} to update choices
  4. Agent to Delegated payment provider: POST /agentic_commerce/delegate_payment with an allowance
  5. Delegated payment provider to Agent: Delegated token id
  6. Agent to Merchant: POST /checkout_sessions/{id}/complete with payment_data
  7. Merchant to insimbi: Charge the delegated token
  8. insimbi: Check your rules and the allowance, choose the rail
  9. insimbi to Delegated payment provider: Redeem the token within its allowance
  10. Delegated payment provider to insimbi: Result
  11. insimbi to Merchant: Result, written to the record
  12. Merchant to Agent: Completed checkout and order

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