GPT-5 Pro
Oct 2025
GPT-5 ProCompare inon
GPT-5 Pro measured on 6 of 104 Chat & Knowledge benchmarks6
BenchmarkByScoreRank
Reasoning4
Math2Leads on 1
No benchmark matches
Rankingconfiguration unstated?
Full ranking →···
37GPT-5.177.138GPT-5 Pro7739GPT-5.4 Mini75.1Alternatives?
ModelScoreCostPer taskWhat changes
CheaperGemini 4 Argonhigh+29%-90%*$1.99Synchronous output stops at 65,536+2BetterGPT-6 Lunahigh+4%-100%$0.029Function calling only with none · Chat Completions+3
OpenDeepSeek V4 Pro 0813low+24%-95%$1.32 / $3.96No image input+5CheaperGPT-5.6 Solmax+29%-81%$1.99
CheaperClaude Opus 5max+29%-76%$5.86ModelScoreCostPer taskWhat changes
Gemini 4 Argonhigh+29%-90%*$1.99Synchronous output stops at 65,536+2GPT-5.6 Solmax+29%-81%$1.99Claude Opus 5max+29%-76%$5.86Claude Fable 5.1max+29%-52%$7.63Replace forced tool_choice+5GPT-6 Astraxhigh+29%-52%$2.31Monitoring can return HTTP 403+2ModelScoreCostPer taskWhat changes
GPT-6 Lunahigh+4%-100%$0.029Function calling only with none · Chat Completions+3GPT-5.6 Lunahigh+3%-99%$0.044Claude Haiku 5.5high+13%-100%$0.079Remove sampling parameters+5GPT-6.1 Sollow+25%-90%$0.13Remove unsupported parameters+5GPT-6 Sollow+3%-90%$0.13ModelScoreCostPer taskWhat changes
DeepSeek V4 Pro 0813lowOpen+24%-95%$1.32 / $3.96No image input+5
Kimi K3maxOpen+23%-85%$2.00Sampling parameters are fixed+3
GLM 5.3 FlashmaxOpen+20%-99%$0.28Defaults to max · Self-hosted+4TInklingunstatedOpen+18%-96%$0.95 / $4.05Context: 400K → 256K+1TInkling SmallxhighOpen+16%-98%$0.45 / $1.20Context: 400K → 256K+1ModelScoreCostPer taskWhat changes
GPT-6 Astramedium+28%—$1.54Monitoring can return HTTP 403+2GPT-5.4 Proxhigh+28%—$30 / $180No strict JSONGPT-5.5 Prohigh+27%—$30 / $180GPT-6.1 Solmedium+27%—$0.21Remove unsupported parameters+5GPT-5.5medium+25%—$0.90Prompts with >272K input tokensGPT-5.4xhigh+25%—$2.50 / $15GPT-5.6 Solmedium+22%—$0.50GPT-5.2 Promedium+17%—$21 / $168All OpenAI models →History
6 versionsFAQ
How much does GPT-5 Pro cost?›
$15 per 1M input tokens and $120 per 1M output tokens.
Is GPT-5 Pro free to use?›
There is no free API; the cheapest paid price is $15 per 1M input tokens.
How good is GPT-5 Pro, and what is it best at?›
#41 of 66 in Chat & Knowledge.
Is GPT-5 Pro better than GPT-5.1?›
On ARC-AGI-1 · public evaluation, GPT-5 Pro scores 77 vs 77.1 — about the same.
How can I use GPT-5 Pro?›
Through the API of OpenAI.
What is the context window of GPT-5 Pro?›
400K tokens, with up to 128K output tokens.
When was GPT-5 Pro released? Is there a newer version?›
Released 2025-10-06. It is the current version in its line.
Is GPT-5 Pro open source?›
No, GPT-5 Pro is a closed model available through an API. The closest open-weights option here is DeepSeek V4 Pro 0813.
Can GPT-5 Pro read images?›
It accepts text and images, PDF files as input.
What is GPT-5 Pro?›
GPT-5 Pro is a closed language model from OpenAI, released Oct 2025.
What are the best alternatives to GPT-5 Pro?›
Gemini 4 Argon (cheaper), GPT-6 Luna (better), DeepSeek V4 Pro 0813 (open weights).