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| ada | Yes | No | N/A | East US<sup>2</sup>, South Central US, West Europe<sup>2</sup> | 2,049 | Oct 2019|
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| text-ada-001 | Yes | No | East US, South Central US, West Europe | N/A | 2,049 | Oct 2019|
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| babbage | Yes | No | N/A | East US<sup>2</sup>, South Central US, West Europe<sup>2</sup> | 2,049 | Oct 2019 |
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| text-babbage-001 | Yes | No | East US, South Central US, West Europe | N/A | 2,049 | Oct 2019 |
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| curie | Yes | No | N/A | East US<sup>2</sup>, South Central US, West Europe<sup>2</sup> | 2,049 | Oct 2019 |
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| text-curie-001 | Yes | No | East US, South Central US, West Europe | N/A | 2,049 | Oct 2019 |
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| davinci<sup>1</sup> | Yes | No | N/A | East US<sup>2</sup>, South Central US, West Europe<sup>2</sup> | 2,049 | Oct 2019|
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| text-davinci-001 | Yes | No | South Central US, West Europe | N/A |||
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| text-davinci-002 | Yes | No | East US, South Central US, West Europe | N/A | 4,097 | Jun 2021 |
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| text-davinci-003 | Yes | No | East US, West Europe | N/A | 4,097 | Jun 2021 |
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| text-davinci-fine-tune-002<sup>1</sup> | Yes | No | N/A | East US, West Europe<sup>2</sup> |||
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| gpt-35-turbo<sup>3</sup> (ChatGPT) (preview) | Yes | No | East US, South Central US | N/A | 4,096 | Sep 2021
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These models can be used with Completion API requests. `gpt-35-turbo` is the only model that can be used with both Completion API requests and the Chat Completion API.
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| Model ID | Base model Regions | Fine-Tuning Regions | Max Request (tokens) | Training Data (up to) |
| ada | N/A | South Central US <sup>2</sup> | 2,049 | Oct 2019|
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| text-ada-001 | East US, South Central US, West Europe | N/A | 2,049 | Oct 2019|
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| babbage | N/A | South Central US<sup>2</sup> | 2,049 | Oct 2019 |
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| text-babbage-001 | East US, South Central US, West Europe | N/A | 2,049 | Oct 2019 |
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| curie | N/A | South Central US<sup>2</sup> | 2,049 | Oct 2019 |
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| text-curie-001 | East US, South Central US, West Europe | N/A | 2,049 | Oct 2019 |
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| davinci<sup>1</sup> | N/A | Currently unavailable | 2,049 | Oct 2019|
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| text-davinci-001 | South Central US, West Europe | N/A |||
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| text-davinci-002 | East US, South Central US, West Europe | N/A | 4,097 | Jun 2021 |
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| text-davinci-003 | East US, West Europe | N/A | 4,097 | Jun 2021 |
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| text-davinci-fine-tune-002<sup>1</sup> | N/A | Currently unavailable |||
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| gpt-35-turbo<sup>3</sup> (ChatGPT) (preview) | East US, South Central US | N/A | 4,096 | Sep 2021 |
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<sup>1</sup> The model is available by request only. Currently we aren't accepting new requests to use the model.
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<br><sup>2</sup> East US and West Europe are currently unavailable for new customers to fine-tune due to high demand. Please use US South Central region for fine-tuning.
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<br><sup>2</sup> East US and West Europe were previously available, but due to high demand they are currently unavailable for new customers to use for fine-tuning. Please use US South Central region for fine-tuning.
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<br><sup>3</sup> Currently, only version `0301` of this model is available. This version of the model will be deprecated on 8/1/2023 in favor of newer version of the gpt-35-model. See [ChatGPT model versioning](../how-to/chatgpt.md#model-versioning) for more details.
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### GPT-4 Models
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| Model ID | Supports Completions | Supports Embeddings | Base model Regions | Fine-Tuning Regions | Max Request (tokens) | Training Data (up to) |
|`gpt-4` <sup>1,</sup><sup>2</sup> (preview) | Yes | No | East US, South Central US | N/A | 8,192 | September 2021 |
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|`gpt-4-32k` <sup>1,</sup><sup>2</sup> (preview) | Yes | No | East US, South Central US | N/A | 32,768 | September 2021 |
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These models can only be used with the Chat Completion API.
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<sup>1</sup> The model is in preview and only available by request.<br>
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| Model ID | Base model Regions | Fine-Tuning Regions | Max Request (tokens) | Training Data (up to) |
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| --- | --- | --- | --- | --- |
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|`gpt-4` <sup>1,</sup><sup>2</sup> (preview) | East US, South Central US | N/A | 8,192 | September 2021 |
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|`gpt-4-32k` <sup>1,</sup><sup>2</sup> (preview) | East US, South Central US | N/A | 32,768 | September 2021 |
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<sup>1</sup> The model is in preview and [only available by request](https://aka.ms/oai/get-gpt4).<br>
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<sup>2</sup> Currently, only version `0314` of this model is available.
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### Codex Models
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| Model ID | Supports Completions | Supports Embeddings | Base model Regions | Fine-Tuning Regions | Max Request (tokens) | Training Data (up to) |
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| --- | --- | --- | --- | --- | --- | --- |
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| code-cushman-001<sup>1</sup> | Yes | No | South Central US, West Europe | East US<sup>2</sup> , South Central US, West Europe<sup>2</sup> | 2,048 ||
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| code-davinci-002 | Yes | No | East US, West Europe | N/A | 8,001 | Jun 2021 |
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| code-davinci-fine-tune-002<sup>1</sup> | Yes | No | N/A | East US<sup>2</sup> , West Europe<sup>2</sup> |||
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These models can only be used with Completions API requests.
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| Model ID | Base model Regions | Fine-Tuning Regions | Max Request (tokens) | Training Data (up to) |
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| --- | --- | --- | --- | --- |
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| code-cushman-001<sup>1</sup> | South Central US, West Europe | Currently unavailable | 2,048 ||
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| code-davinci-002 | East US, West Europe | N/A | 8,001 | Jun 2021 |
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<sup>1</sup> The model is available for fine-tuning by request only. Currently we aren't accepting new requests to fine-tune the model.
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<br><sup>2</sup> East US is currently unavailable for new customers to fine-tune due to high demand. Please use US South Central region for US based training.
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### Embeddings Models
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| Model ID | Supports Completions | Supports Embeddings | Base model Regions | Fine-Tuning Regions | Max Request (tokens) | Training Data (up to) |
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| --- | --- | --- | --- | --- | --- | --- |
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| text-embedding-ada-002 | No | Yes | East US, South Central US, West Europe | N/A |2,046 | Sep 2021 |
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| text-similarity-ada-001 | No | Yes | East US, South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-similarity-babbage-001 | No | Yes | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-similarity-curie-001 | No | Yes | East US, South Central US, West Europe | N/A | 2046 | Aug 2020 |
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| text-similarity-davinci-001 | No | Yes | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-ada-doc-001 | No | Yes | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-ada-query-001 | No | Yes | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-babbage-doc-001 | No | Yes | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-babbage-query-001 | No | Yes | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-curie-doc-001 | No | Yes | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-curie-query-001 | No | Yes | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-davinci-doc-001 | No | Yes | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-davinci-query-001 | No | Yes | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| code-search-ada-code-001 | No | Yes | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| code-search-ada-text-001 | No | Yes | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| code-search-babbage-code-001 | No | Yes | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| code-search-babbage-text-001 | No | Yes | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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These models can only be used with Embedding API requests.
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| Model ID | Base model Regions | Fine-Tuning Regions | Max Request (tokens) | Training Data (up to) |
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| --- | --- | --- | --- | --- |
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| text-embedding-ada-002 | East US, South Central US, West Europe | N/A |2,046 | Sep 2021 |
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| text-similarity-ada-001| East US, South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-similarity-babbage-001 | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-similarity-curie-001 | East US, South Central US, West Europe | N/A | 2046 | Aug 2020 |
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| text-similarity-davinci-001 | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-ada-doc-001 | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-ada-query-001 | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-babbage-doc-001 | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-babbage-query-001 | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-curie-doc-001 | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-curie-query-001 | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-davinci-doc-001 | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| text-search-davinci-query-001 | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| code-search-ada-code-001 | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| code-search-ada-text-001 | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| code-search-babbage-code-001 | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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| code-search-babbage-text-001 | South Central US, West Europe | N/A | 2,046 | Aug 2020 |
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