OpenAI: GPT-5 Nano (batch) (openai/gpt-5-nano:batch) costs $0.025 per 1M prompt tokens and $0.2 per 1M completion tokens, has a 400,000-token context window, and supports tool calling, structured outputs, reasoning and response format. Data updated 2026-10-30.
- Prompt price
- $0.025 / 1M tokens
- Completion price
- $0.2 / 1M tokens
- Context
- 400,000 tokens
- Input modalities
- text, image, file
- Output modalities
- text
- Tokenizer
- GPT
- Instruct type
- —
- Knowledge cutoff
- 2024-05-31
- Hugging Face
- —
Last price change: 2026-07-29
GPT-5-Nano is the smallest and fastest variant in the GPT-5 system, optimized for developer tools, rapid interactions, and ultra-low latency environments. While limited in reasoning depth compared to its larger...
Price history
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