{"schemaVersion":"zfinia-newswire-1","product":"zfinia-machine-newswire","since":"1970-01-01T00:00:00.000Z","generatedAt":"2026-09-10T11:52:26.151Z","nextCursor":"2026-09-10T11:52:26.151Z","count":5,"truncated":false,"materialOnly":false,"marketMovements":{"resourcesDelta":0,"distinctPayersDelta":0,"callsDelta":0,"newEntrants":0,"removedResources":0,"topFamilyChanged":false,"whatChanged":[]},"items":[{"eventId":"openai-apps-agents-commerce","eventDate":"2026-03-18","publishedAt":"2026-09-07T00:00:00.000Z","observedAt":"2026-09-10T11:52:26.151Z","lastUpdatedAt":"2026-09-10T11:52:26.151Z","headline":"Agent commerce protocols proliferate beyond crypto-native stacks","summary":"Through 2025–2026, incumbent payments and model vendors published overlapping agent-commerce interfaces. Stripe describes an Agentic Commerce Protocol alongside MPP and x402 support. Visa shipped Intelligent Commerce. The overlapping vocabulary is a classification problem for buyers and a coverage obligation for zFinia.","whyItMatters":"The machine economy is not one protocol. Editorial work is mapping substitutes and complements without pretending they are the same rail.","entities":["stripe","visa","x402","mpp"],"protocols":["mpp","x402","acp"],"topics":["agent-commerce","payment-rails","standards"],"sourceURLs":["https://stripe.com/blog/machine-payments-protocol"],"sourceTypes":["official_announcement"],"evidenceTier":"TIER_A","confidence":0.84,"corroborationCount":0,"marketData":null,"changeVsPrevious":{"resourcesDelta":0,"distinctPayersDelta":0,"callsDelta":0,"newEntrants":0,"removedResources":0,"topFamilyChanged":false,"whatChanged":[]},"freshness":"live","publicAnalysis":false,"usageRights":"Caller may use returned JSON for their own systems. A single call does not grant redistribution of the full zFinia corpus as a competing archive. HTML pages are not the canonical bulk database.","schemaVersion":"zfinia-newswire-1","firstPartyInterest":false,"retrospective":true,"slug":"agent-commerce-protocols-proliferate-beyond-crypto-native-stacks","type":"company_move","newsroomState":"PUBLISHED","publisher":"Stripe","correctionOf":null,"retracted":false},{"eventId":"stripe-openai-acp-2025-09-29","eventDate":"2025-09-29","publishedAt":"2026-09-07T00:00:00.000Z","observedAt":"2026-09-10T11:52:26.151Z","lastUpdatedAt":"2026-09-10T11:52:26.151Z","headline":"Stripe and OpenAI release the Agentic Commerce Protocol with Instant Checkout","summary":"On 29 September 2025 Stripe announced that it powers Instant Checkout in ChatGPT and released the Agentic Commerce Protocol, co-developed with OpenAI. US ChatGPT users could buy from US Etsy businesses in-chat, with Shopify merchants described as coming soon. ACP is a merchant checkout-session standard, not Coinbase x402.","whyItMatters":"Most consumer agent purchases will look like delegated checkout, not USDC micropayments. Builders must not confuse ACP with x402.","entities":["stripe","openai","acp"],"protocols":["acp"],"topics":["agent-commerce","paid-apis","payment-rails","marketplaces"],"sourceURLs":["https://stripe.com/newsroom/news/stripe-openai-instant-checkout"],"sourceTypes":["official_announcement"],"evidenceTier":"TIER_A","confidence":0.84,"corroborationCount":0,"marketData":null,"changeVsPrevious":{"resourcesDelta":0,"distinctPayersDelta":0,"callsDelta":0,"newEntrants":0,"removedResources":0,"topFamilyChanged":false,"whatChanged":[]},"freshness":"live","publicAnalysis":false,"usageRights":"Caller may use returned JSON for their own systems. A single call does not grant redistribution of the full zFinia corpus as a competing archive. HTML pages are not the canonical bulk database.","schemaVersion":"zfinia-newswire-1","firstPartyInterest":false,"retrospective":true,"slug":"stripe-and-openai-release-agentic-commerce-protocol","type":"official_announcement","newsroomState":"PUBLISHED","publisher":"Stripe Newsroom","correctionOf":null,"retracted":false},{"eventId":"openai-instant-checkout-2025-09-29","eventDate":"2025-09-29","publishedAt":"2026-09-07T00:00:00.000Z","observedAt":"2026-09-10T11:52:26.151Z","lastUpdatedAt":"2026-09-10T11:52:26.151Z","headline":"OpenAI opens Instant Checkout and publishes ACP as an open standard","summary":"OpenAI’s 29 September 2025 note describes Instant Checkout powered by ACP, built with Stripe, and open-sources the protocol so other agents and merchants can implement checkout sessions. This is in-chat retail, not an API micropayment 402.","whyItMatters":"Agent commerce split: consumer checkout (ACP) versus machine API metering (x402/MPP). zFinia covers both without collapsing them.","entities":["openai","stripe","acp"],"protocols":["acp"],"topics":["agent-commerce","marketplaces","payment-rails"],"sourceURLs":["https://openai.com/index/buy-it-in-chatgpt/"],"sourceTypes":["official_announcement"],"evidenceTier":"TIER_A","confidence":0.84,"corroborationCount":0,"marketData":null,"changeVsPrevious":{"resourcesDelta":0,"distinctPayersDelta":0,"callsDelta":0,"newEntrants":0,"removedResources":0,"topFamilyChanged":false,"whatChanged":[]},"freshness":"live","publicAnalysis":false,"usageRights":"Caller may use returned JSON for their own systems. A single call does not grant redistribution of the full zFinia corpus as a competing archive. HTML pages are not the canonical bulk database.","schemaVersion":"zfinia-newswire-1","firstPartyInterest":false,"retrospective":true,"slug":"openai-opens-instant-checkout-and-acp-docs","type":"official_announcement","newsroomState":"PUBLISHED","publisher":"OpenAI","correctionOf":null,"retracted":false},{"eventId":"acp-docs-sellers","eventDate":"2025-09-29","publishedAt":"2026-09-07T00:00:00.000Z","observedAt":"2026-09-10T11:52:26.151Z","lastUpdatedAt":"2026-09-10T11:52:26.151Z","headline":"ACP docs define merchant checkout-session REST endpoints","summary":"Official Agentic Commerce Protocol seller documentation specifies REST checkout session create/get/update/complete/cancel endpoints. Later versions require capability declarations in checkout responses. This is a different machine contract from x402’s 402 + header retry.","whyItMatters":"A seller who “supports agents” may mean ACP checkout, x402 402, MPP, AP2, or Visa tokens. Discovery copy must name the rail.","entities":["acp","stripe","openai"],"protocols":["acp"],"topics":["agent-commerce","paid-apis","standards"],"sourceURLs":["https://www.agenticcommerce.dev/docs/getting-started/sellers"],"sourceTypes":["authoritative_documentation"],"evidenceTier":"TIER_B","confidence":0.72,"corroborationCount":0,"marketData":null,"changeVsPrevious":{"resourcesDelta":0,"distinctPayersDelta":0,"callsDelta":0,"newEntrants":0,"removedResources":0,"topFamilyChanged":false,"whatChanged":[]},"freshness":"live","publicAnalysis":false,"usageRights":"Caller may use returned JSON for their own systems. A single call does not grant redistribution of the full zFinia corpus as a competing archive. HTML pages are not the canonical bulk database.","schemaVersion":"zfinia-newswire-1","firstPartyInterest":false,"retrospective":true,"slug":"acp-docs-define-merchant-checkout-session-endpoints","type":"version_update","newsroomState":"PUBLISHED","publisher":"Agentic Commerce Protocol docs","correctionOf":null,"retracted":false},{"eventId":"acp-docs-home","eventDate":"2025-09-29","publishedAt":"2026-09-07T00:00:00.000Z","observedAt":"2026-09-10T11:52:26.151Z","lastUpdatedAt":"2026-09-10T11:52:26.151Z","headline":"ACP documentation home states the job to be done: programmatic checkout","summary":"The Agentic Commerce Protocol documentation home describes a programmatic exchange between buyers, their agents, and sellers to complete a purchase, with agents rendering checkout UI and sellers keeping existing back-end models and payment processing.","whyItMatters":"This is the cleanest public statement that ACP is checkout orchestration, not micropayment metering.","entities":["acp","stripe","openai"],"protocols":["acp"],"topics":["agent-commerce","standards"],"sourceURLs":["https://www.agenticcommerce.dev/docs"],"sourceTypes":["authoritative_documentation"],"evidenceTier":"TIER_B","confidence":0.72,"corroborationCount":0,"marketData":null,"changeVsPrevious":{"resourcesDelta":0,"distinctPayersDelta":0,"callsDelta":0,"newEntrants":0,"removedResources":0,"topFamilyChanged":false,"whatChanged":[]},"freshness":"live","publicAnalysis":false,"usageRights":"Caller may use returned JSON for their own systems. A single call does not grant redistribution of the full zFinia corpus as a competing archive. HTML pages are not the canonical bulk database.","schemaVersion":"zfinia-newswire-1","firstPartyInterest":false,"retrospective":true,"slug":"agentic-commerce-protocol-docs-home-states-the-job-to-be-done","type":"version_update","newsroomState":"PUBLISHED","publisher":"Agentic Commerce Protocol docs","correctionOf":null,"retracted":false}],"usageRights":"Caller may use returned JSON for their own systems. A single call does not grant redistribution of the full zFinia corpus as a competing archive. HTML pages are not the canonical bulk database.","independentRevenueUsd":0}