Model comparison

GPT-5.2 vs o3

Capability radar, value bars, and side-by-side posture.

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GPT-5.2
Not scored
value score
o3
93
value score
GPT-5.2 ctx
o3 ctx
200K

Capability radar

Value · context · multimodal · openness · speed posture

Value head-to-head

  • o393

Attribute tape

FieldGPT-5.2o3
DeveloperOpenAIOpenAI
Context200K
ModalitiesText, Code
OpennessProprietary Model
Speed
Price$10/1M in · $40/1M out
Value score93
SummaryGPT-5.2 is OpenAI's flagship general-purpose multimodal model designed for professional knowledge work and agentic tasks, with strong capabilities in long-context reasoning, tool use, vision, and coding. It is available via OpenAI's API and ChatGPT, with variants including GPT-5.2 Thinking, GPT-5.2 Instant, GPT-5.2 Pro, and the coding-specialized GPT-5.2 Codex.OpenAI reasoning model focused on hard problems.
Open GPT-5.2Open o3