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Migrating from gpt-5-pro to gpt-5.2-pro

What changes when you move from gpt-5-pro to gpt-5.2-pro: input price +40%, output price +40%.

Status
Active
Shutdown
none announced
Time left
—
Status
Active
Shutdown
none announced
Time left
—

Prices

USD per 1M tokens, standard tier
Typegpt-5-progpt-5.2-proChange
Input$15.00first seen October 1, 2026 · source$21.00first seen October 1, 2026 · source+40%
Output$120.00first seen October 1, 2026 · source$168.00first seen October 1, 2026 · source+40%

At 1M input and 250K output tokens a month: $45.00 on gpt-5-pro, $63.00 on gpt-5.2-pro (+40%).

Other tiers, prompt-size bands and modalities are on each model's page.

Limits

Tokens
Limitgpt-5-progpt-5.2-proChange
Context window400,000 tokensin place when tracking began (October 6, 2026) · source400,000 tokensin place when tracking began (October 6, 2026) · source0%
Max output tokens272,000 tokensin place when tracking began (October 6, 2026) · source128,000 tokensin place when tracking began (October 6, 2026) · source−52.9%

Features and parameters

Compare models
  • Batch API: supported on gpt-5-pro, not supported on gpt-5.2-pro.gpt-5-pro: in place when tracking began (October 6, 2026) · source · gpt-5.2-pro: in place when tracking began (October 6, 2026) · source

Same on both

  • Function calling: supported on both.gpt-5-pro: in place when tracking began (October 6, 2026) · source · gpt-5.2-pro: in place when tracking began (October 6, 2026) · source
  • Image input: supported on both.gpt-5-pro: in place when tracking began (October 6, 2026) · source · gpt-5.2-pro: in place when tracking began (October 6, 2026) · source
  • Reasoning / thinking: supported on both.gpt-5-pro: in place when tracking began (October 6, 2026) · source · gpt-5.2-pro: in place when tracking began (October 6, 2026) · source
  • Fine-tuning: not supported on both.gpt-5-pro: in place when tracking began (October 6, 2026) · source · gpt-5.2-pro: in place when tracking began (October 6, 2026) · source
  • Built-in web search: supported on both.gpt-5-pro: in place when tracking began (October 6, 2026) · source · gpt-5.2-pro: in place when tracking began (October 6, 2026) · source

Not published for gpt-5-pro: Prompt caching, PDF input, temperature parameter, top_p parameter, logprobs.

Not published for gpt-5.2-pro: Structured outputs, Prompt caching, PDF input, temperature parameter, top_p parameter, logprobs.

Aliases

All aliases

No aliases point at either model.

Checklist

  1. Change the model string from gpt-5-pro to gpt-5.2-pro.
  2. Check max_tokens: gpt-5.2-pro returns at most 128,000 tokens, gpt-5-pro up to 272,000 tokens.
  3. Re-check costs: gpt-5.2-pro costs more than gpt-5-pro (input +40%, output +40%).

Compared from AIWire's published data when this page loaded. Each fact links to the page it came from. Model pages: gpt-5-pro, gpt-5.2-pro.