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GPT-5.2 vs GPT-5.2 Chat

Both have similar output pricing, while GPT-5.2 offers a larger context window. Choose GPT-5.2 or GPT-5.2 Chat based on the trade-off between cost, context, and the benchmarks that matter for your use case.

SpecGPT-5.2GPT-5.2 Chat
ProviderOpenAIOpenAI
Input / 1M tokens$1.75$1.75
Output / 1M tokens$14.00$14.00
Context window400K128K
Parameters——
Open weightsNo—
ReleasedDec 2025—
LiveBench score75.4—
SWE-bench Verified score72.8—
SWE-bench Multilingual score66.7—
LMArena (Chatbot Arena) Elo score14161438
LMArena WebDev Elo score1417—
LMArena Vision Elo score12461268
GPQA Diamond score91.4—
FrontierMath score40.7—
Epoch Capabilities Index score153—

FAQ

Is GPT-5.2 or GPT-5.2 Chat cheaper?

GPT-5.2 and GPT-5.2 Chat have comparable output pricing.

Which has the larger context window, GPT-5.2 or GPT-5.2 Chat?

GPT-5.2 has the larger context window (400K tokens).

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.