flagshipOpenAI·Released 2025
GPT-5
OpenAI's current flagship model. Check openai.com for up-to-date capability and pricing details before production use.
Pricing verified August 21, 2026 · source
Key specifications
| Vendor | OpenAI |
| Tier | flagship |
| Context window | 400K tokens (272K max input, 128K max output) |
| Pricing | $1.25 / $10 per 1M tokens (input/output) |
| Released | 2025 |
| Categories | Text GenerationMultimodalAdvanced ReasoningCode GenerationEnterprise |
Note: openai.com/api/pricing/ still blocks automated fetches (403). Pricing and context reconfirmed via developers.openai.com/api/docs/models/gpt-5: input $1.25 per 1M tokens, output $10 per 1M tokens, 400,000 token context window, 272,000 max input tokens, 128,000 max output tokens. OpenAI's docs recommend migrating to GPT-5.6, but GPT-5 itself is still live and billable.
Key features
- •OpenAI's current flagship
- •Multimodal (text, image, audio)
- •Strong reasoning and coding performance
- •Function calling and structured outputs
- •Available via API and ChatGPT
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