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Model details
GPT-5.4
Find out what this model does, when it was released, and which provider serves it.
Firmwaregpt-5-4gpt
Quick Info
- Provider
- Firmware
- Model key
- gpt-5-4
- Release date
- Mar 5, 2026
- Last updated
- Mar 5, 2026
- Knowledge
- 2025-08-31
- Input modalities
- text, image
- Output modalities
- text
- Capabilities
- Reasoning, Tool calling, Attachments
- Cost summary
- In $2.50 · Out $15.00
- Limit summary
- 272,000 token context window
Cost
- Input token cost
- $2.50
- Output token cost
- $15.00
Limits
- Output tokens
- 128,000 tokens
- Context window
- 272,000 tokens