GPT-3.5 Turbo 16k: API pricing, providers and specs
GPT-3.5 Turbo 16k is a text model by OpenAI. 7 providers serve it, from $3.90 to $7.20 /1M; the lowest price is at APIYI.
How GPT-3.5 Turbo 16k compares
Against the 737 text models on the site priced the same way.
- Pricey for its class: at $3.90 /1M, its lowest price is above 74% of comparable models (median $1.10).
- Its 16K-token context window is larger than 4% of them (median 262K), about 20 pages of text.
- 7 providers serve it; 71% of comparable models have fewer.
GPT-3.5 Turbo 16k prices by provider
Every provider's list price, read from its own price page or API. A price marked “from” changes with context length, resolution or mode.
| Provider | Input | Output | Prompt caching | Context |
|---|---|---|---|---|
 APIYI | $3/1M | $3.90/1M | — | — |
 LaoZhang API | $3/1M | $3.90/1M | — | — |
 OrcaRouter | $3/1M | $4/1M | — | 16K |
| OpenRouter | $3/1M | From$4/1M | — | 16K |
 AIHubMix | $3/1M | $4/1M | — | — |
 FastRouter | $3/1M | $4/1M | — | 16K |
| APIMart | $2.40/1M | $7.20/1M | — | — |
- APIYI$3.90
- LaoZhang API$3.90
- OrcaRouter$4
- AIHubMix$4
- FastRouter$4
- OpenRouterFrom$4
- APIMart$7.20
Specs
- Type
- Text
- Maker
- OpenAI
- Inputs
- Text
- Outputs
- Text
- Context
- 16K≈ 20 pages of text
- Max output
- 4K
- Capabilities
- JSON, Tool calling
- Released
- Aug 28, 2023
- License
- —
- Open weights
- —
- Monthly searches
- 12K
Alternatives to GPT-3.5 Turbo 16k
Same kind of model from other makers, at a similar price.
| Model | Lowest price | Context | Arena | Providers |
|---|---|---|---|---|
| GPT-3.5 Turbo 16kthis model | $3.90/1M | 16K | — | 7 |
 Gemini 4 Argon | $8/1M | 1.05M | 1673 | 26 |
| Kimi K3 | $8.28/1M | 1.05M | 1655 | 47 |
 Qwen3.8 2.4T A95B | $4.11/1M | 1M | — | 22 |
| Grok 4.7 | $4.80/1M | 500K | 1637 | 28 |
| Gemini 3 Flash | $2.40/1M | 1.05M | 1466 | 5 |
 Mistral Large 4 | $2.09/1M | 1.05M | 1543 | 13 |
 Muse Spark 1.3 | $4.25/1M | 1.05M | 1657 | 11 |
 GLM-5.2 | $1.80/1M | 1M | 1604 | 44 |
More from OpenAI
GPT-3.5 Turbo 16k FAQ
The lowest price for GPT-3.5 Turbo 16k is $3.90 /1M, at APIYI.
APIYI, at $3.90 /1M. 7 providers serve GPT-3.5 Turbo 16k; the table above lists every one with its price.
GPT-3.5 Turbo 16k reads up to 16K tokens per request and writes up to 4K.
We have not found GPT-3.5 Turbo 16k's weights published by its maker.
7 API providers serve GPT-3.5 Turbo 16k. Compare their prices above, or open a provider to see everything it offers.
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