openai
OpenAI: GPT-3.5 Turbo (older v0613) API Pricing
OpenAI: GPT-3.5 Turbo (older v0613) costs $1.00 per 1M input tokens and $2.00 per 1M output tokens. Context window: 4K. Prices verified 2026-08-23 Β· source
Input / 1M tokens
$1.00
Output / 1M tokens
$2.00
Context window
4K
Max output
4K
What would OpenAI: GPT-3.5 Turbo (older v0613) cost you per month?
| Workload | Requests/mo | Avg tokens (in/out) | Est. monthly cost |
|---|---|---|---|
| Light chatbot | 10,000 | 800 / 400 | $16.00 |
| Coding agent | 5,000 | 8,000 / 2,000 | $60.00 |
| RAG pipeline | 30,000 | 4,000 / 500 | $150.00 |
| Doc summarizer | 2,000 | 20,000 / 1,000 | $44.00 |
Estimates use list prices without prompt caching. Caching can cut input cost by up to 90% on repeated context.
About 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.
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Official resources
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