LiteLLMModels

GPT-35 Turbo API Pricing

As of October 10, 2026, GPT-35 Turbo costs $0.50 per 1M input tokens and $1.50 per 1M output tokens on Azure OpenAI. It has a 4,097-token context window and returns up to 4,096 tokens per response.

By OpenAIModel ID azure/gpt-35-turboPrices updated Checked
Input
$0.50 / 1M tokens
Output
$1.50 / 1M tokens
Context window
4,097 tokens
Max output
4,096 tokens
Providers
1
Added to LiteLLM
January 2024

GPT-35 Turbo pricing by provider

1 listing across 1 provider. Token prices are in US dollars per 1M tokens. The highlighted row is the price quoted above.

ProviderModel name in LiteLLMInputOutputContext
Azure OpenAIazure/gpt-35-turbo$0.50$1.504K

What GPT-35 Turbo costs in practice

1,000 requests with 2,000 input and 500 output tokens each

Azure OpenAI$1.75

GPT-35 Turbo features

Use GPT-35 Turbo with LiteLLM

Call GPT-35 Turbo through the LiteLLM Python SDK, or put it behind the LiteLLM proxy and send OpenAI-format requests to /v1/chat/completions. LiteLLM tracks the cost of every request at these prices.

Python SDK
from litellm import completion

response = completion(
    model="azure/gpt-35-turbo",
    messages=[{"role": "user", "content": "Hello!"}],
)
Proxy config.yaml
model_list:
  - model_name: gpt-35-turbo
    litellm_params:
      model: azure/gpt-35-turbo
      api_base: os.environ/AZURE_API_BASE
      api_key: os.environ/AZURE_API_KEY
Call the proxy
curl http://0.0.0.0:4000/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-1234" \
  -d '{
    "model": "gpt-35-turbo",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

GPT-35 Turbo FAQ

How much does GPT-35 Turbo cost?

GPT-35 Turbo costs $0.50 per 1M input tokens and $1.50 per 1M output tokens on Azure OpenAI.

What is the context window of GPT-35 Turbo?

GPT-35 Turbo has a 4,097-token context window and returns up to 4,096 tokens per response.

Which providers offer GPT-35 Turbo?

GPT-35 Turbo is available from Azure OpenAI through LiteLLM, using the model name azure/gpt-35-turbo.

How do I call GPT-35 Turbo with an OpenAI-compatible API?

Use the LiteLLM Python SDK with model="azure/gpt-35-turbo", or add the model to the LiteLLM proxy's config.yaml and send requests to /v1/chat/completions from any OpenAI client. LiteLLM tracks the cost of every request at the prices on this page.

What features does GPT-35 Turbo support?

GPT-35 Turbo supports function calling.

When did LiteLLM add GPT-35 Turbo?

GPT-35 Turbo was added to LiteLLM's model price file in January 2024.

Sources

Prices come from LiteLLM's open-source model_prices_and_context_window.json, which LiteLLM uses to calculate the cost of every request.

LiteLLM docs: Azure OpenAI.

Provider pages: Azure OpenAI.