Chat with OpenAI: GPT-3.5 Turbo

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.

No signup required — 10,000 session credits for guests. 50,000 free credits on account creation.

Provider
OpenAI
Model slug
openai/gpt-3.5-turbo
Typical cost
Around 1,050–2,625 credits per typical message. 15M Pro credits buy roughly 5,71…
Availability
On Faceb.ai · chat + API

About OpenAI: GPT-3.5 Turbo

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.

What it's good at

1

16,385-token context window.

2

Extremely low per-token price compared to frontier models — good for high-volume workloads.

3

Hosted by OpenAI — you can access it here alongside GPT-4o, Claude, Gemini and 100+ more on one plan.

4

Switch to any other model mid-conversation from the picker.

Pricing on Faceb.ai

Around 1,050–2,625 credits per typical message. 15M Pro credits buy roughly 5,714–14,285 messages.

Frequently asked — OpenAI: GPT-3.5 Turbo

What is OpenAI: GPT-3.5 Turbo?

OpenAI: GPT-3.5 Turbo is a chat/completion model served by OpenAI and accessed through Faceb.ai. Try it without signing up — guest users get 10,000 session credits to experiment.

Is OpenAI: GPT-3.5 Turbo free on Faceb.ai?

You get 50,000 credits on signup — usually enough for a handful of messages. After that, Pro is $14.99/month for 15M credits, or top-ups from $5.

What's OpenAI: GPT-3.5 Turbo's context window?

16,385 tokens. Paste your source material in, no need to truncate.

Can I call OpenAI: GPT-3.5 Turbo from the API?

Yes. Any API key from /account/api/ works with model slug `openai/gpt-3.5-turbo`. The OpenAI SDK works with base_url=https://api.faceb.ai/v1.

How does OpenAI: GPT-3.5 Turbo compare to GPT-4o or Claude?

Depends on the task. Faceb.ai lets you switch models per message — benchmark side-by-side by asking both the same prompt, which is more reliable than abstract comparisons.

How much does OpenAI: GPT-3.5 Turbo cost per message here?

Around 1,050–2,625 credits per typical message. 15M Pro credits buy roughly 5,714–14,285 messages.

Does Faceb.ai train on my OpenAI: GPT-3.5 Turbo prompts?

No. We contractually request that upstream providers not train on content routed through us. Your chat history lives only on your account.

Is OpenAI: GPT-3.5 Turbo good for coding?

It depends on the model size and training mix. For serious code work the developer favourites are Claude 3.5 Sonnet and DeepSeek V3; for quick edits, most capable models work fine.

Can I use OpenAI: GPT-3.5 Turbo on the API with the OpenAI SDK?

Yes — point your SDK at https://api.faceb.ai/v1 and use this model's slug as the model parameter. Everything else works as normal.

Does OpenAI: GPT-3.5 Turbo support image inputs?

Check the model catalog — multimodal models are marked in the picker. If it accepts images, you can drop screenshots and diagrams straight into the chat.

Can I switch from OpenAI: GPT-3.5 Turbo to another model mid-chat?

Yes — the picker is always at the top of the chat. Previous context carries over.

Will newer versions of OpenAI: GPT-3.5 Turbo show up here automatically?

Yes. Our catalog auto-fetches from the upstream aggregator, so provider updates and new versions appear in the picker as soon as they're available.

Or try a different model

Your Faceb.ai credits work for every model — switch per message, no extra subscriptions.

Ready to chat?

One subscription covers every frontier model — switch between them per message. No extra API keys, no extra bills.

Start chatting with OpenAI: GPT-3.5 Turbo → Go Pro · $14.99/mo