o3 on Multio
On Multio, o3 is available via BYOK — bring your OpenAI API key to chat with o3 in your workspace. Free models ship out of the box; premium chats route through your own provider subscription.
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Every major model, one app
o3 specs
| Spec | o3 |
|---|---|
| Provider | OpenAI |
| Free tier | No |
| Context window | 200K tokens |
| Max output tokens | 100K tokens |
| Input modalities | Image, Text, File |
| Output modalities | Text |
| Input price (per 1M tokens) | $2.00/M |
| Output price (per 1M tokens) | $8.00/M |
- Reasoning
- Coding
- Long context
- by OpenAI
Use o3 in your Multio workspace
Add your OpenAI API key in /settings/api-keys and chat with o3 via your own provider subscription. Multio handles the workspace UI; OpenAI bills you directly for usage.
Compare GPT-5 vs other AI models
FAQ
- Is o3 on Multio free?
- o3 is a premium model and is BYOK on Multio. Add your OpenAI API key in /settings/api-keys, and your provider bills you directly for usage. Free models (Llama, DeepSeek, Mistral, Qwen) ship on the workspace tier.
- How does o3 compare to other AI models?
- Run o3 alongside GPT-5, Claude, Gemini and other leading models on Multio to see head-to-head responses on your own prompts.
- Can I use o3 with my own files?
- Yes. Upload PDFs, docs, code, and images — o3 will ground its answers in your files automatically.
- Who makes o3?
- o3 is built by OpenAI and is available inside Multio's agent platform on supported plans.