GPT-5.1: Release Intelligence, Performance & Price
Available providers
The GPT-5.1 release offers 2 models, each with different intelligence, performance, and pricing characteristics. Below is a comparison of the key metrics across the 2 models.
- For intelligence, the top model of GPT-5.1 is GPT-5.1 (high) at 25.
- For output speed, the fastest model is GPT-5.1 (high) at 110 t/s.
- For latency, GPT-5.1 (Non-reasoning) at 1.17s offers the lowest time to first answer token.
| Input modality | Supports: text and image |
|---|---|
| Output modality | Supports: text |
| Knowledge cutoff | Sep 30, 2024 |
Intelligence
Artificial Analysis Intelligence Index
Intelligence Index vs. Cost per Intelligence Index Task
Cost
Cost per Intelligence Index Task
Speed & Latency
Output Speed
Capability Scores
Capability Indices
Incorporates 7 evaluations: AA-Omniscience, GDPval-AA v2, AA-Briefcase, Humanity's Last Exam, AutomationBench-AA, AA-LCR v1.1, GDP.pdf · Higher is better
Incorporates 6 evaluations: AA-Omniscience, GDPval-AA v2, AA-Briefcase, AutomationBench-AA, AA-LCR v1.1, GDP.pdf · Higher is better
Incorporates 7 evaluations: AA-Omniscience, GDPval-AA v2, AA-Briefcase, Humanity's Last Exam, AA-LCR v1.1, GDP.pdf, AutomationBench-AA · Higher is better
Incorporates 6 evaluations: AA-Omniscience, GDPval-AA v2, AA-Briefcase, MLCR-AA, Humanity's Last Exam, AutomationBench-AA · Higher is better
Incorporates 6 evaluations: AA-Omniscience, Humanity's Last Exam, CritPt, GDPval-AA v2, AA-Briefcase, Terminal-Bench v4.0 · Higher is better
Incorporates 5 evaluations: AA-Omniscience, Humanity's Last Exam, GDPval-AA v2, AA-Briefcase, AA-LCR v1.1 · Higher is better
More from OpenAI
Further details
Weights | Provider Benchmarks | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| GPT-5.1 (high) |  OpenAI | 25 | - | 272k | $1.3 | 110 | Not available |  | |
| GPT-5.1 (Non-reasoning) | OpenAI | 13 | - | 400k | $1.3 | 98 | Not available | |