OpenAI
GPT-3.5 Turbo 16k
Compact GPT model for low-latency assistance and high-volume workloads
Model facts
- Context window
- 16K tokens
- Maximum output
- 4K tokens
- Cheapest paid input
- $3 per 1M tokens
- Cheapest paid output
- $4 per 1M tokens
- Open weights
- no
- Providers
- 2
Capabilities and modalities
tool calling, structured output, attachments, temperature control, text, pdf.
Observed price history
- 2026-08-24: $3 input / $4 output per 1M tokens
API providers
- Kilo Gateway (OpenAI) — model id openai/gpt-3.5-turbo-16k; $3 input / $4 output per 1M tokens; provider documentation
- OpenRouter — model id openai/gpt-3.5-turbo-16k; $3 input / $4 output per 1M tokens; provider documentation