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OpenAI: GPT-3.5 Turbo (older v0613)

openai/gpt-3.5-turbo-0613

Created Jan 25, 20244,095 context
$1/M input tokens$2/M output tokens

GPT-3.5 Turbo is OpenAI's fastest model. It can understand and generate natural language or code, and is optimized for chat and traditional completion tasks.

Training data up to Sep 2021.

Providers for GPT-3.5 Turbo (older v0613)

OpenRouter routes requests to the best providers that are able to handle your prompt size and parameters, with fallbacks to maximize uptime.

Performance for GPT-3.5 Turbo (older v0613)

Compare different providers across OpenRouter

Apps using GPT-3.5 Turbo (older v0613)

Top public apps this month

Recent activity on GPT-3.5 Turbo (older v0613)

Total usage per day on OpenRouter

Prompt
12.9M
Completion
7.09M

Prompt tokens measure input size. Reasoning tokens show internal thinking before a response. Completion tokens reflect total output length.

Uptime stats for GPT-3.5 Turbo (older v0613)

Uptime stats for GPT-3.5 Turbo (older v0613) across all providers

Sample code and API for GPT-3.5 Turbo (older v0613)

OpenRouter normalizes requests and responses across providers for you.

OpenRouter provides an OpenAI-compatible completion API to 400+ models & providers that you can call directly, or using the OpenAI SDK. Additionally, some third-party SDKs are available.

In the examples below, the OpenRouter-specific headers are optional. Setting them allows your app to appear on the OpenRouter leaderboards.

Using third-party SDKs

For information about using third-party SDKs and frameworks with OpenRouter, please see our frameworks documentation.

See the Request docs for all possible fields, and Parameters for explanations of specific sampling parameters.