GPT-5.4 Pro (2026-03-05)
Mar 2026
GPT-5.4 Pro (2026-03-05)Compare inon
GPT-5.4 Pro (2026-03-05) measured on 6 of 104 Chat & Knowledge benchmarks6
BenchmarkByScoreRank
Knowledge1
Reasoning1
Math3Leads on 1
Legacy · saturated or no longer reported1
No benchmark matches
Alternatives?
ModelScoreCostPer taskWhat changes
CheaperGPT-6.1 Solmax+71%-94%$0.72Remove unsupported parameters+5BetterGPT-5.6 Lunamax+4%-99%$0.18
OpenKimi K3max-33%-91%$2.00Context: 1.05M → 1M+4CheaperGPT-6 Astramax+67%-70%$3.26Monitoring can return HTTP 403+2
CheaperClaude Opus 5.5max+62%-88%$5.98Context: 1.05M → 1M+6ModelScoreCostPer taskWhat changes
GPT-6.1 Solmax+71%-94%$0.72Remove unsupported parameters+5GPT-6 Astramax+67%-70%$3.26Monitoring can return HTTP 403+2Claude Opus 5.5max+62%-88%$5.98Context: 1.05M → 1M+6Claude Fable 5max+54%-70%$8.75Context: 1.05M → 1MGPT-6 Solmax+54%-94%$1.04ModelScoreCostPer taskWhat changes
GPT-5.6 Lunamax+4%-99%$0.18GPT-6.1 Solmax+71%-94%$0.72Remove unsupported parameters+5GPT-6 Astralow+50%-70%$0.82Monitoring can return HTTP 403+2GPT-6 Solmax+54%-94%$1.04GPT-5.6 Terramax+21%-93%$1.40Prompts with >272K input tokensModelScoreCostPer taskWhat changes
Kimi K3maxOpen-33%-91%$2.00Context: 1.05M → 1M+4
GLM 5.2maxOpen-50%-97%$1.47Context: 1.05M → 1M+1GLM 5.3maxOpen-50%-97%$2.01Context: 1.05M → 1M+5
DeepSeek V4 Pro 0813maxOpen-54%-97%$0.67Context: 1.05M → 1M+6Kimi K2.6unstatedOpen-56%-97%$0.95 / $4Context: 1.05M → 256KModelScoreCostPer taskWhat changes
GPT-6.1 Solmax+71%—$0.72Remove unsupported parameters+5GPT-6 Astraxhigh+67%—$2.31Monitoring can return HTTP 403+2GPT-6 Solmax+54%—$1.04GPT-5.6 Solmax+42%—$1.99GPT-5.5 Proxhigh+33%—$30 / $180GPT-5.5xhigh+24%—$2.63Prompts with >272K input tokensGPT-5.6 Terramax+21%—$1.40Prompts with >272K input tokensGPT-5.6 Lunamax+4%—$0.18All OpenAI models →History
6 versionsBenchmarks
in Chat & KnowledgeGPQA Diamond · Epoch94.6#6
FrontierMath50#1
FrontierMath Tiers 1–3 (v2)82.5#14
FrontierMath Tier 4 (v2)58.5#16
SimpleQA Verified v146.3#34
Chess Puzzles59#6
FAQ
How much does GPT-5.4 Pro (2026-03-05) cost?›
$30 per 1M input tokens and $180 per 1M output tokens.
Is GPT-5.4 Pro (2026-03-05) free to use?›
There is no free API; the cheapest paid price is $30 per 1M input tokens.
How good is GPT-5.4 Pro (2026-03-05), and what is it best at?›
#34 of 83 in Chat & Knowledge.
Is GPT-5.4 Pro (2026-03-05) better than GPT-5.6 Luna?›
On FrontierMath Tier 4 (v2), GPT-5.4 Pro (2026-03-05) scores 58.5 vs 61 — lower.
How can I use GPT-5.4 Pro (2026-03-05)?›
Through the OpenAI API.
What is the context window of GPT-5.4 Pro (2026-03-05)?›
1.05M tokens.
When was GPT-5.4 Pro (2026-03-05) released? Is there a newer version?›
Released 2026-03-05. It is the current version in its line.
Can GPT-5.4 Pro (2026-03-05) read images?›
It accepts text and images as input.
What is GPT-5.4 Pro (2026-03-05)?›
GPT-5.4 Pro (2026-03-05) is a language model from OpenAI, released Mar 2026.
What are the best alternatives to GPT-5.4 Pro (2026-03-05)?›
GPT-6.1 Sol (cheaper), GPT-5.6 Luna (better), Kimi K3 (open weights).