OpenAI: GPT-3.5 Turbo (older v0613)

openai/gpt-3.5-turbo-0613

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.

Context window
4,095 tokens
Input
text
Output
text
Relay support
Text & documents

Reference prices & points

Our global markup: 15% · 1 USD = 10,000 points · Price version 0

Billing unitOpenRouter / USDOur reference / USDPoints
Input / 1M tokens$1$1.1511,500
Output / 1M tokens$2$2.323,000

Actual charge = the OpenRouter request cost × the markup locked for that request. Catalogue rates may be routing references; caching, long context, images and audio are charged when used. Listed prices do not mean every capability is available through this relay.

Catalogue time: 2026-11-12T00:19:05.043Z · Live catalogue

View all upstream price fields
{
  "prompt": "0.000001",
  "completion": "0.000002"
}

Integration & availability

Use /v1/chat/completions for non-streaming, multi-turn conversations. Models marked for vision accept images; documents can be extracted to text in the workspace. Create a site API key and ensure you have enough points and the service is enabled. Provider availability, context and budget limits apply.

Read the API guide → · Back to model directory