AI Model Watch
Models / OpenAI

o4-mini-deep-research

GA

Still listed on pricing page. Prices shown are BATCH tier ($1 in / $4 out per 1M). Context/max-output assumed o4-mini-class (200K/100K), not separately confirmed. Status GA but uncertain; not in current deprecation list.

o4-mini-deep-research by OpenAI costs $2 per 1M input tokens and $8 per 1M output tokens ($3.50/1M blended), with a 200K (200.000-token) context window. It is generally available (GA).

Last verified: 13 Aug 2026 · sourced from official provider documentation

Provider
OpenAI
Status
GA
Input price
$2 / 1M tokens
Output price
$8 / 1M tokens
Cached input
—
Blended price
$3.50 / 1M tokens
Context window
200.000 tokens (200K)
Max output
100.000 tokens
Modality
text, image
Open weights
No — API only
Knowledge cutoff
—
Released
—
API string
o4-mini-deep-research

Source: OpenAI official documentation ↗

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FAQ

o4-mini-deep-research — questions & answers

How much does o4-mini-deep-research cost?

o4-mini-deep-research is priced at $2 per 1M input tokens and $8 per 1M output tokens ($3.50/1M blended at a 3:1 input-to-output ratio).

What is the context window of o4-mini-deep-research?

o4-mini-deep-research has a 200.000-token context window (200K), with up to 100.000 output tokens per request.

Is o4-mini-deep-research deprecated?

No — o4-mini-deep-research is generally available (GA) and not currently scheduled for deprecation or retirement in our tracker.

Does o4-mini-deep-research support image or vision input?

Yes — o4-mini-deep-research accepts image input. Listed modalities: text, image.

Can I self-host o4-mini-deep-research?

No — o4-mini-deep-research is proprietary. Its weights are not publicly released, so it is available only through OpenAI's API (or hosted partners), not for self-hosting.

What is the API model string for o4-mini-deep-research?

The API model identifier for o4-mini-deep-research is "o4-mini-deep-research" when calling OpenAI's API.