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.
With CoreAI, you can start chatting with OpenAI: GPT-3.5 Turbo (older v0613) instantly — no separate subscription needed. CoreAI lets you chat with OpenAI: GPT-3.5 Turbo (older v0613) alongside 300+ other AI models from OpenAI and other providers like OpenAI, Anthropic, Google, Meta, and more.
OpenAI: GPT-3.5 Turbo (older v0613) holds the #411 spot for context size out of 412 chat models in the CoreAI catalog — 4K tokens, roughly 3,071 words or 6 pages of text in a single conversation. On price, it is the #124 cheapest of 198 standard-tier models by input cost. It joined the catalog on 2024-01-25.
Every model in this table is available on CoreAI — open the web app and run the same prompt through OpenAI: GPT-3.5 Turbo (older v0613) and OpenAI: GPT-5.6 Terra Pro (batch) side by side to judge with your own eyes.
A typical question (about 1,000 tokens in, 500 out) runs $0.00200 on OpenAI: GPT-3.5 Turbo (older v0613)'s raw per-token rates; a heavy session with a 50K-token document costs about $0.060. On CoreAI you don't juggle these numbers — one subscription covers OpenAI: GPT-3.5 Turbo (older v0613) and 300+ other models under a plan usage limit, with no API keys. See plans.
OpenAI: GPT-3.5 Turbo (older v0613) handles 4K tokens of context — roughly 3,071 words, or about 6 pages of text in one conversation.
OpenAI: GPT-3.5 Turbo (older v0613)'s underlying rates are $1 per 1M input tokens and $2 per 1M output tokens. On CoreAI it is included in one subscription alongside 300+ models, so there is no per-token billing to manage.
No — OpenAI: GPT-3.5 Turbo (older v0613) is text-only. If you need image understanding, its standard-tier peers with vision are listed in the comparison table above.
No — OpenAI: GPT-3.5 Turbo (older v0613) answers directly without an extended reasoning phase, which usually means faster responses.
Open the CoreAI web app or the iOS/Android app, pick OpenAI: GPT-3.5 Turbo (older v0613) in the model selector, and chat — no API key, no per-token billing. One subscription covers OpenAI: GPT-3.5 Turbo (older v0613) and 300+ other models.
The closest alternatives on CoreAI are OpenAI: GPT-5.6 Terra Pro (batch), AionLabs: Aion-RP 1.0 (8B), IBM: Granite 4.0 Micro — similar tier and capability. The fastest way to choose is running one prompt through them side by side in CoreAI's Compare view.
Chat with OpenAI: GPT-3.5 Turbo (older v0613) and 300+ other AI models — all in one app.