GPT-5 Pro API Pricing

OpenAI · Frontier · Proprietary · released 2025-10. Prices in USD per 1 million tokens. Data snapshot: 2026-08-14.

Cost per request by business use case

List price vs optimized (prompt caching on the cached input share, batch API for async workloads — only where the provider publishes those rates).

Use caseTokens (in/out)Cost/req (list)Cost/req (optimized)Monthly @100K req
Support Ticket1,500 / 500$0.082$0.082$8.2K
Knowledge Q&A2,000 / 800$0.126$0.126$12.6K
Meeting Summary10,000 / 1,200$0.294$0.147$14.7K
Marketing Content2,500 / 1,800$0.254$0.254$25.4K
Coding Task3,000 / 2,000$0.285$0.285$28.5K
Invoice Processing1,500 / 600$0.095$0.047$4.7K
Call Summary2,000 / 700$0.114$0.057$5.7K
Agent Workflow6,000 / 3,000$0.450$0.450$45.0K

These are list prices — real cost also depends on caching, batching, negotiated discounts, marketplace agreements, and existing contracts. Get a FinOps review from OptimNow or compare all models.