GPT-5.2 (2025-12-11)
Dec 2025
GPT-5.2 (2025-12-11)Compare inon
Benchmarks of GPT-5.2 (2025-12-11)26
BenchmarkByScoreRank
Knowledge2
Reasoning1
Math4
Agents2
Legacy · saturated or no longer reported17
No benchmark matches
Rankingat xhigh effort?
Alternatives?
ModelScoreCostPer taskWhat changes
CheaperGPT-6.1 Solmax×3.2-17%$0.72Remove unsupported parameters+5BetterGPT-6 Lunamax+77%-96%$0.068Function calling only with none · Chat Completions+3
OpenKimi K3max+23%+25%$2.00Sampling parameters are fixed+3CheaperGPT-6 Solmax×2.8-17%$1.04
CheaperClaude Sonnet 5.5max×2.5-17%$5.46No forced tool use+5ModelScoreCostPer taskWhat changes
GPT-6.1 Solmax×3.2-17%$0.72Remove unsupported parameters+5GPT-6 Solmax×2.8-17%$1.04Claude Sonnet 5.5max×2.5-17%$5.46No forced tool use+5
Gemini 4 Argonhigh×2.5-17%*$1.99Synchronous output stops at 65,536+2GPT-5.6 Terramax×2.2-6%$1.40Prompts with >272K input tokensModelScoreCostPer taskWhat changes
GPT-6 Lunamax+77%-96%$0.068Function calling only with none · Chat Completions+3GPT-5.6 Lunamax+92%-91%$0.18Claude Haiku 5.5max+46%-96%$0.21Remove sampling parameters+5GPT-6.1 Solmax×3.2-17%$0.72Remove unsupported parameters+5GPT-6 Astralow×2.8+316%$0.82Monitoring can return HTTP 403+2ModelScoreCostPer taskWhat changes
Kimi K3maxOpen+23%+25%$2.00Sampling parameters are fixed+3
GLM 5.2maxOpen-8%-55%$1.47No image inputGLM 5.3maxOpen-8%-55%$2.01No image input+4
DeepSeek V4 Pro 0813maxOpen-15%-59%$0.67No image input+5Kimi K2.6unstatedOpen-19%-64%$0.95 / $4Context: 400K → 256KModelScoreCostPer taskWhat changes
GPT-6.1 Solmax×3.2—$0.72Remove unsupported parameters+5GPT-6 Astraxhigh×3.1—$2.31Monitoring can return HTTP 403+2GPT-6 Solmax×2.8—$1.04GPT-5.6 Solmax×2.6—$1.99GPT-5.5 Proxhigh×2.5—$30 / $180GPT-5.5xhigh×2.3—$2.63Prompts with >272K input tokensGPT-5.6 Terramax×2.2—$1.40Prompts with >272K input tokensGPT-5.6 Lunamax+92%—$0.18All OpenAI models →History
17 versionsBenchmarks
all categoriesChat & Knowledge
SimpleQA Verified v137.1#44
FrontierMath40.7#5
FrontierMath Tier 418.8#5
FrontierMath Tiers 1–3 (v2)67.4#27
FrontierMath Tier 4 (v2)31.7#28
Chess Puzzles48#15
GPQA Diamond · Epoch91.4#22
OTIS Mock AIME 2024 202596.1#30
Coding
SWE-rebench · all · 2025-12-01 to 2026-02-0156.6#1
SWE-rebench · Go · 2025-12-01 to 2026-02-010#1
SWE-rebench · Java · 2025-12-01 to 2026-02-010#1
SWE-rebench · Rust · 2025-12-01 to 2026-02-010#1
SWE-rebench · Python · 2025-12-01 to 2026-02-0156.6#1
SWE-rebench · TypeScript · 2025-12-01 to 2026-02-010#1
Agents & Tool Use
EBR Bench23#16
Furniture Assembly38.3#18
FAQ
How much does GPT-5.2 (2025-12-11) cost?›
$1.75 per 1M input tokens and $14 per 1M output tokens.
Is GPT-5.2 (2025-12-11) free to use?›
There is no free API; the cheapest paid price is $1.75 per 1M input tokens.
How good is GPT-5.2 (2025-12-11), and what is it best at?›
#44 of 83 in Chat & Knowledge, #14 of 24 in Coding, #7 of 39 in Agents & Tool Use.
Is GPT-5.2 (2025-12-11) better than Muse Spark Open 816B A42B?›
On FrontierMath Tier 4 (v2), GPT-5.2 (2025-12-11) scores 31.7 vs 31.7 — about the same.
How can I use GPT-5.2 (2025-12-11)?›
Through the OpenAI API.
What is the context window of GPT-5.2 (2025-12-11)?›
400K tokens.
When was GPT-5.2 (2025-12-11) released? Is there a newer version?›
Released 2025-12-11. It is the current version in its line.
Can GPT-5.2 (2025-12-11) read images?›
It accepts text and images as input.
What is GPT-5.2 (2025-12-11)?›
GPT-5.2 (2025-12-11) is a language model from OpenAI, released Dec 2025.
What are the best alternatives to GPT-5.2 (2025-12-11)?›
GPT-6.1 Sol (cheaper), GPT-6 Luna (better), Kimi K3 (open weights).