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GPT-5.3 CodexCurrently listed through these providers:
$10 off the fastest Kimi K3 and GLM 5.2 from Synthetic
Model details
GPT-5.2 Codex
The model overview is being prepared.
Impossiblopenai/gpt-5.2-codexgpt-codex
Quick Info
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- Impossibl
- Model key
- openai/gpt-5.2-codex
- Release date
- Dec 11, 2025
- Last updated
- Dec 11, 2025
- Knowledge cutoff
- 2025-08-31
- Input modalities
- Output modalities
- Capabilities
Cost
- Input token cost
- $1.75
- Output token cost
- $14.00
Limits
- Input tokens
- 272,000 tokens
- Output tokens
- 128,000 tokens
- Context window
- 400,000 tokens
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