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GPT-5.2: price, performance and context

Proprietary GPT-5.2 by OpenAI costs $1.75 per 1M input and $14.00 per 1M output tokens, handles up to 400K tokens in one request (≈ 1,200 pages of text) and scores 30.4 points on the AgentKernel performance index, rank 46 of 212.

Privacy: zero data retention with one provider, not in the EU. Availability over the last 24 h: 100%.

Updated Oct 09, 2026, 16:45 UTC · openai/gpt-5.2

Open in the interactive comparison

Key facts

Licence
Proprietary: no public weights, only through a provider API
Input / 1M tokens
$1.75
Output / 1M tokens
$14.00
Context window
400K tokens
Max. output
128K tokens
Performance index
30.4 points · rank 46 of 212
Coding index
n/a
Agentic index
n/a
Cost at your usage
$5.25 / month
Knowledge cutoff
n/a
In the catalog since
Dec 10, 2025
Capabilities
Reasoning, Vision, Tool Calling, Files

What do you get for $10.00?

Rules of thumb from the cost calculator, base rates without caching or taxes.

TaskCost per taskFor $10.00
Chat repliesA question with a short history, a detailed answer$0.0081,300
Email draftsBullet points in, a finished email out$0.0061,700
Document summariesRead 10 pages, write a one-page summary$0.013780
Code reviewsReview and comment on 500 lines of code$0.024420
Book analysesAnalyse a 300-page book in one go$0.20349

Cheaper with similar performance

ModelLicencePerformanceYour cost / month
Ling 3.1 FlashinclusionAIProprietary41.1$0.00
Solar Pro 4UpstageProprietary28.2$0.18
MiMo-V2.6-FlashXiaomiOpen37.9$0.21

Stronger models

ModelLicencePerformanceYour cost / month
Claude Opus 4.6AnthropicProprietary31.9$11.25
GPT-5.3-CodexOpenAIProprietary32.5$5.25
Gemini 3.5 FlashGoogleProprietary33.6$3.75

Open alternatives

ModelLicencePerformanceYour cost / month
MiMo-V2.6-ProXiaomiOpen46.3$0.653
GLM 5.3Z.aiOpen44.8$1.79
Kimi K3Moonshot AIOpen43.6$4.195