The Orchestrator › Models › OpenAI
OpenAI: GPT-3.5 Turbo (older v0613)
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.
Specifications
| Provider | OpenAI |
| Model ID | openai/gpt-3.5-turbo-0613 |
| Context window | 4K tokens (4,095) |
| Modalities | text → text |
| Tokenizer | GPT |
| Router sources | OpenRouter |
| Released | 2024-01-25 |
| Tracked since | 2026-11-14 |
| Popularity | Not in the ranked set |
| Reasoning | — |
Pricing (per million tokens)
| Variant | Source | API ID | Input | Output | Context |
|---|---|---|---|---|---|
| standard | OpenRouter | openai/gpt-3.5-turbo-0613 | $1.00 | $2.00 | 4K |
Recorded price history
| Date | Input / 1M | Output / 1M | Context |
|---|---|---|---|
| 2026-11-14 | $1.00 | $2.00 | 4K |
Capabilities
Agentic tool useStructured outputs
Supported parameters
frequency_penalty, logit_bias, logprobs, max_completion_tokens, presence_penalty, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_logprobs, top_p