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OpenAI: gpt-3.5-turbo:free
gpt-3.5-turbo:free
16.4K context4.1K outStructured
Released May 28, 2023Knowledge cutoff Sep 2021Updated Jun 20, 2026
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.
Mode chatTokenizer GPTModerated
Pricing
Input price
$0.00/ 1M tokens
Output price
$0.00/ 1M tokens
Context window 16.4K tokensCompatible endpoints openaiVendor OpenAI
Uptime
Performance
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Usage & Ranking
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Supported parameters
All providers = every upstream serving this model supports it. Some providers = depends on which upstream handles the request. Default = the value sent when you leave the parameter unset.
| Parameter | Providers | Default |
|---|---|---|
| frequency_penalty | All providers | - |
| logit_bias | All providers | - |
| logprobs | All providers | - |
| max_tokens | All providers | - |
| presence_penalty | All providers | - |
| response_format | All providers | - |
| seed | All providers | - |
| stop | All providers | - |
| structured_outputs | All providers | - |
| temperature | All providers | - |
| tool_choice | All providers | - |
| tools | All providers | - |
| top_logprobs | All providers | - |
| top_p | All providers | - |