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Model details
GPT-5 Codex
Find out what this model does, when it was released, and which provider serves it.
ZenMuxopenai/gpt-5-codex
Quick Info
- Provider
- ZenMux
- Model key
- openai/gpt-5-codex
- Release date
- Sep 23, 2025
- Last updated
- Sep 23, 2025
- Knowledge
- 2025-01-01
- Input modalities
- text, image
- Output modalities
- text
- Capabilities
- Reasoning, Tool calling, Attachments, Temp controls
- Cost summary
- In $1.25 · Out $10.00
- Limit summary
- 400,000 token context window
Cost
- Input token cost
- $1.25
- Output token cost
- $10.00
Limits
- Output tokens
- 64,000 tokens
- Context window
- 400,000 tokens