OpenAI: GPT-3.5 Turbo 16k
OpenAI: GPT-3.5 Turbo 16k offers a 16,385-token context window at $3.00 per 1M input tokens and $4.00 per 1M output tokens. Supported inputs: text. Data via OpenRouter /models, as of Oct 29, 2026.
Source: OpenRouter /models · as of
OpenRouter model catalogue feed
These are provider-catalog specifications, not a task-quality benchmark. Prices describe the source listing and may vary by provider or routing. Unknown values are shown as — when the feed did not supply that value.
Specifications
| Context window | 16,385 tokens |
|---|---|
| Input price | $3.00 / 1M tokens |
| Output price | $4.00 / 1M tokens |
| Input modalities | text |
| Output modalities | text |
| Model id | openai/gpt-3.5-turbo-16k |
Frequently asked questions
What is the context window of OpenAI: GPT-3.5 Turbo 16k?
OpenAI: GPT-3.5 Turbo 16k supports up to 16,385 tokens of context.
How much does OpenAI: GPT-3.5 Turbo 16k cost?
$3.00 per 1M input tokens and $4.00 per 1M output tokens (via OpenRouter /models, as of Oct 29, 2026).
What input types does OpenAI: GPT-3.5 Turbo 16k support?
OpenAI: GPT-3.5 Turbo 16k accepts text.
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