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Models / OpenAI

o3-deep-research

Deprecated

Deep-research model. Deprecation announced 2026-04-22; shuts down 2026-07-23, replaced by gpt-5.5-pro. Pricing shown is BATCH tier ($5 in / $20 out per 1M). Context/max-output assumed o3-class (200K/100K).

Lifecycle warning

This model is deprecated. Scheduled shutdown: 23 Jul 2026. Recommended migration: gpt-5.5-pro.

Provider
OpenAI
Status
Deprecated
Input price
$5 / 1M tokens
Output price
$20 / 1M tokens
Cached input
—
Blended price
$8.75 / 1M tokens
Context window
200,000 tokens (200K)
Max output
100,000 tokens
Modality
text, image
Knowledge cutoff
—
Released
—
API string
o3-deep-research

Source: OpenAI official documentation ↗

See also

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