GPT-5.2 Pro
Dec 2025
GPT-5.2 ProCompare inon
GPT-5.2 Pro measured on 4 of 104 Chat & Knowledge benchmarks4
BenchmarkByScoreRank
No benchmark matches
Alternatives?
ModelScoreCostPer taskWhat changes
CheaperGemini 4 Argonhigh+10%-93%*$1.99Synchronous output stops at 65,536+2BetterGPT-6 Lunamax+2%-100%$0.068Function calling only with none · Chat Completions+3
OpenDeepSeek V4 Pro 0813low+6%-97%$1.32 / $3.96No image input+5CheaperGPT-5.6 Solmax+10%-86%$1.99
CheaperClaude Opus 5max+10%-83%$5.86ModelScoreCostPer taskWhat changes
Gemini 4 Argonhigh+10%-93%*$1.99Synchronous output stops at 65,536+2GPT-5.6 Solmax+10%-86%$1.99Claude Opus 5max+10%-83%$5.86Claude Fable 5.1max+10%-65%$7.63Replace forced tool_choice+5GPT-6 Astraxhigh+10%-65%$2.31Monitoring can return HTTP 403+2ModelScoreCostPer taskWhat changes
GPT-6 Lunamax+2%-100%$0.068Function calling only with none · Chat Completions+3GPT-6.1 Sollow+7%-93%$0.13Remove unsupported parameters+5
GLM 5.3 FlashmaxOpen+2%-100%$0.28Defaults to max · Self-hosted+4GPT-5.6 Terrahigh+6%-92%$0.34Prompts with >272K input tokensGPT-5.6 Solmedium+4%-86%$0.50ModelScoreCostPer taskWhat changes
DeepSeek V4 Pro 0813lowOpen+6%-97%$1.32 / $3.96No image input+5
Kimi K3maxOpen+5%-90%$2.00Sampling parameters are fixed+3GLM 5.3 FlashmaxOpen+2%-100%$0.28Defaults to max · Self-hosted+4TInklingunstatedOpensame-97%$0.95 / $4.05Context: 400K → 256K+1TInkling SmallxhighOpensame-99%$0.45 / $1.20Context: 400K → 256K+1ModelScoreCostPer taskWhat changes
GPT-6 Astramedium+9%—$1.54Monitoring can return HTTP 403+2GPT-5.4 Proxhigh+9%—$30 / $180No strict JSONGPT-5.5 Prohigh+9%—$30 / $180GPT-6.1 Solmedium+8%—$0.21Remove unsupported parameters+5GPT-5.5medium+7%—$0.90Prompts with >272K input tokensGPT-5.6 Solmedium+4%—$0.50GPT-5.4medium+2%—$2.50 / $15GPT-6 Solmedium-2%—$0.25All OpenAI models →History
6 versionsFAQ
How much does GPT-5.2 Pro cost?›
$21 per 1M input tokens and $168 per 1M output tokens.
Is GPT-5.2 Pro free to use?›
There is no free API; the cheapest paid price is $21 per 1M input tokens.
How good is GPT-5.2 Pro, and what is it best at?›
#35 of 66 in Chat & Knowledge.
Is GPT-5.2 Pro better than GPT-6 Sol?›
On ARC-AGI-1 · public evaluation, GPT-5.2 Pro scores 97.6 vs 97.8 — about the same.
How can I use GPT-5.2 Pro?›
Through the API of OpenAI.
What is the context window of GPT-5.2 Pro?›
400K tokens, with up to 128K output tokens.
When was GPT-5.2 Pro released? Is there a newer version?›
Released 2025-12-11. It is the current version in its line.
Is GPT-5.2 Pro open source?›
No, GPT-5.2 Pro is a closed model available through an API. The closest open-weights option here is DeepSeek V4 Pro 0813.
Can GPT-5.2 Pro read images?›
It accepts text and images, PDF files as input.
What is GPT-5.2 Pro?›
GPT-5.2 Pro is a closed language model from OpenAI, released Dec 2025.
What are the best alternatives to GPT-5.2 Pro?›
Gemini 4 Argon (cheaper), GPT-6 Luna (better), DeepSeek V4 Pro 0813 (open weights).