Model prices / OpenAI / GPT-5.3 Chat Latest
GPT-5.3 Chat Latest
OpenAI · released 2026-03-03
No price from the maker itself is on record for GPT-5.3 Chat Latest. The lowest of 4 providers is 302.AI: $1.75 per 1M input tokens and $14 per 1M output tokens (as of 2026-11-12). Context window: 128K tokens, up to 16.4K output tokens per request.
Price by providerUSD per 1M tokens
| Provider | Input | Output | Cached | Notes | |
|---|---|---|---|---|---|
3302.AILowestgpt-5.3-chat-latest | $1.75 | $14 | — | Lowest | Official docs |
MMerge Gatewayopenai/ | $1.75 | $14 | $0.175 | Official docs | |
 PoeDeprecatedopenai/ | $1.6 | $13 | $0.16 | Deprecated | Official docs |
AAbacusDeprecatedgpt-5.3-chat-latest | $1.75 | $14 | — | Deprecated | Official docs |
Providers are those listed by models.dev. This site has not vetted them one by one; each provider's own page has the binding price.
About
Chat-tuned GPT model for conversational assistance, writing, and tool workflows
Description from models.dev.
Specs
- Type
- Text
- Context
- 128K
- Max output
- 16.4K
- Input
- Text, Image
- Output
- Text
- Reasoning
- No
- Tool calling
- Yes
- Structured output
- Yes
- Knowledge cutoff
- 2025-08-31
- Open weights
- No
- Released
- 2026-03-03
Source
Prices and specs come from models.dev (MIT licence), updated 2026-11-12. Each provider's name links to its official docs. A provider priced at 0 usually includes the model in a subscription; it is not necessarily a free API.