GPT-5.3 2 releases
| Model | Released | Type | Params | Context | Input $/M | Output $/M | Weights |
|---|---|---|---|---|---|---|---|
| GPT-5.3-Codex Deprecated | Feb 5, 2026 | Multimodal | - | 400K | $1.75 | $14.00 | Closed |
| GPT-5.3 Instant (gpt-5.3-chat-latest) Retired | Mar 3, 2026 | Multimodal | - | 128K | - | - | Closed |
| Model | Released | Type | Params | Context | Input $/M | Output $/M | Weights |
|---|---|---|---|---|---|---|---|
| GPT-5.3-Codex Deprecated | Feb 5, 2026 | Multimodal | - | 400K | $1.75 | $14.00 | Closed |
| GPT-5.3 Instant (gpt-5.3-chat-latest) Retired | Mar 3, 2026 | Multimodal | - | 128K | - | - | Closed |