OpenAI o3 · OpenAI
OpenAI o3 is OpenAI's reasoning model. Built for mathematical, scientific and logical problems. It spends more tokens thinking before answering.
About OpenAI o3
OpenAI o3 is OpenAI's reasoning model. Built for mathematical, scientific and logical problems. It spends more tokens thinking before answering.
Where it shines: Explicit reasoning · Math/science · Problem solving.
How to use OpenAI o3
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Type or upload
Type what you want in the box above — or upload the file if the tool asks for one.
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Generate
Click the main button. Wait 2-30 seconds depending on the model and input size.
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Download or share
Download the result or share the direct link. No watermark, ready to use.
Frequently asked questions
How much does it cost to use OpenAI o3?
OpenAI o3 is Premium: costs 20 tokens per use (~$0.10 actual cost to provider) Requires Premium plan ($29/month → 60,000 tokens) or large one-shot packs. Intended for occasional professional use; Pro plan does not unlock Premium models.
How many OpenAI o3 uses are included in the Premium plan?
Premium ($29/month) gives you 60,000 recurring tokens, which at 20 tokens per OpenAI o3 use, that’s ~3,000 full uses per cycle. For occasional use, one-shot packs can be more cost-effective — they last up to a year from purchase.
What makes OpenAI o3 special?
OpenAI is the lab behind ChatGPT; its models have broad world knowledge and polished outputs, and its specific strengths are: explicit reasoning, math/science, and problem solving.
How fast does OpenAI o3 respond?
OpenAI o3 is a "thinker" model: it reasons explicitly before responding, so it takes longer — waits 15-45 seconds.The actual time also depends on the length of the prompt and the load of the datacenter — models with huge context take longer when you enter very long texts.
How do I use OpenAI o3 in ia.gratis?
You can use OpenAI o3 from /chat/ by selecting OpenAI o3 in the picker, or via the REST API with `model=o3` in the body of the POST. Quick summary: OpenAI deep reasoning The internal model identifier is `o3` — useful when integrating via API.