GPT-5.1 Non-Reasoning is an AI model from OpenAI. A GPT-5.1 configuration with reasoning disabled, optimized for fast, direct responses without extended chain-of-thought processing.
Specifications
Canonical IDopenai-gpt-5-1-non-reasoning
StatusActive
CreatorOpenAIOpenAI
Benchmarks
Intelligence Index
27.4
#154
Coding Index
27.3
#125
Math Index
38.0
#158
MMLU-Pro
0.8
#102
GPQA
0.6
#228
HLE
0.1
#262
LiveCodeBench
0.5
#140
IFBench
0.4
#189
Time to First Token
0.79s
#301
SciCode
0.4
#149
AIME 2025
0.4
#158
LCR
0.4
#156
TerminalBench Hard
0.2
#125
TAU2
0.5
#174
Output TPS
118.6
#100

Capabilities

Input0/5
Text·
Image·
Audio·
Video·
PDF·
Output0/5
Text·
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
GPT-5.51.1M$5.00$30.00Available
GPT-5.4 Mini1.1M$0.750$4.50Available
GPT-5.4 Nano1.1M$0.200$1.25Available
GPT-5.41.1M$2.50$15.00Available
GPT-5.3 Codex400K$1.75$14.00Available
GPT-5.2 Codex400K$1.75$14.00Available
GPT-5.2410K$1.75$14.00Available
GPT-5.1410K$1.25$10.00Available
GPT-5.1 Codex400K$1.25$10.00Available
GPT-5.1 Codex Mini400K$0.250$2.00Available
GPT-5.1 Non-ReasoningCurrent

Model IDs