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GPT-5.3 Chat API pricing covers 4 API providers, from $0.216/M to $0.911/M.
GPT-5.3 Chat is an update to ChatGPT's most-used model that makes everyday conversations smoother, more useful, and more directly helpful. It delivers more accurate answers with better contextualizati...
Input and output token limits for this model, plus how it ranks on long-context understanding.
Compare GPT-5.3 Chat API pricing across 4 providers. Prices range from $0.216/M to $0.911/M. KKSJ-AI offers the lowest rate at $0.216/M.
| Provider | Health | Model Variant | Group | Input ($/M) | Output ($/M) | Speed (t/s) | First token | Audit |
|---|---|---|---|---|---|---|---|---|
L1 100% | gpt-5.3-chat | default | $0.216/M | $1.73/M | — | — | — |
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