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Model details
GPT-5.4 Nano
Find out what this model does, when it was released, and which provider serves it.
OpenRouteropenai/gpt-5.4-nanogpt-nano
Quick Info
- Provider
- OpenRouter
- Model key
- openai/gpt-5.4-nano
- Release date
- Mar 17, 2026
- Last updated
- Mar 17, 2026
- Knowledge
- 2025-08-31
- Input modalities
- text, image, pdf
- Output modalities
- text
- Capabilities
- Tool calling, Structured output, Attachments, Temp controls
- Cost summary
- In $0.00 · Out $0.000001
- Limit summary
- 400,000 token context window
Cost
- Input token cost
- $0.00
- Output token cost
- $0.000001
Limits
- Output tokens
- 128,000 tokens
- Context window
- 400,000 tokens