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GPT-5.1 (high)

OpenAIGPTProprietary

Description

The best model for coding and agentic tasks with configurable reasoning effort. GPT-5.1 is our flagship model for coding and agentic tasks with configurable reasoning and non-reasoning effort.

Release Date
2025-11-13
Parameters
Context Length
400K
Modalities
image, text

Capability Radar

51
general
77
coding
93
reasoning
60
scienceest.
80
agents
90
multimodal

Science uses a reasoning proxy when dedicated science benchmarks are unavailable.

Rankings

Domain#RankScoreSource
Code Ranking12
89.0
AA
General Ranking29
79.0
AA
Math Reasoning17
95.0
AA
Reasoning8
90.0
LS
Science48
71.0
AA

Benchmark Scores (LLM Stats)

Biology

GPQA88.1%SR

Code

SWE-Bench Verified76.3%SR

Communication

Tau2 Telecom95.6%SR
Tau2 Retail77.9%SR
Tau2 Airline67.0%SR

General

MMMU85.4%SR

Math

AIME 202594.0%SR
FrontierMath26.7%SR

Reasoning

BrowseComp Long Context 128k90.0%SR

AA Evaluation Indices

Math Index
94.0
Intelligence Index
38.9
Aime 25
0.9
Gpqa
0.9
Mmlu Pro
0.9
Livecodebench
0.9
Tau2
0.8
Lcr
0.8
Ifbench
0.7
Terminalbench Hard
0.5
Scicode
0.4
Hle
0.3

LLM Stats Category Scores

Multimodal
90
Physics
90
Search
90
General
90
Healthcare
90
Biology
90
Chemistry
90
Vision
90
Reasoning
80
Frontend Development
80
Code
80
Communication
80
Tool Calling
80
Math
60

Pricing

Input Price$1.25 / 1M tokens
Output Price$10 / 1M tokens
Blended Price (3:1)$3.438 / 1M tokens
Cache Read Price$0.125 / 1M tokens

Speed

Tokens/sec112.1
Time to First Token42.37s
Time to Answer42.37s

Provider Price Ranking

Provider Price Ranking

13 providers

Cheapest: OpenAIMost Expensive: Neon
ProviderInputOutput
1OpenAICheapest
$0
$0.00001
2Poe
$1.1
$9
3NanoGPT
$1.25
$10
4Perplexity Agent
$1.25
$10
5OpenRouter
$1.25
$10
6ZenMux
$1.25
$10
7Kilo Gateway
$1.25
$10
8Cloudflare AI Gateway
$1.25
$10
9Requesty
$1.25
$10
10NEAR AI Cloud
$1.25
$10
11OrcaRouter
$1.25
$10
12Merge Gateway
$1.25
$10
13Neon
$1.25
$10

Compare pricing across different API providers for this model.

External Sources