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GPT-5.1 Codex mini (high)

OpenAIGPTProprietary

Description

GPT-5.1 Codex Mini is a fast, efficient coding model optimized for quick code completion, simple refactoring, and routine programming tasks. It provides excellent performance for everyday coding needs with lower latency.

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

Capability Radar

44
general
74
coding
90
reasoning
55
scienceest.
85
agents
85
multimodal

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

Rankings

Domain#RankScoreSource
Code Ranking53
76.0
AA
General Ranking93
66.0
AA
Math Reasoning25
93.0
AA
Science97
62.0
AA

Benchmark Scores (LLM Stats)

Math

AIME 202542.1%SR

AA Evaluation Indices

Math Index
91.7
Intelligence Index
30.6
Aime 25
0.9
Livecodebench
0.8
Mmlu Pro
0.8
Gpqa
0.8
Ifbench
0.7
Tau2
0.6
Lcr
0.6
Scicode
0.4
Terminalbench Hard
0.3
Hle
0.2

LLM Stats Category Scores

Math
40
Reasoning
40

Pricing

Input Price$0.25 / 1M tokens
Output Price$2 / 1M tokens
Blended Price (3:1)$0.688 / 1M tokens
Cache Read Price$0.025 / 1M tokens

Speed

Tokens/sec214.5
Time to First Token3.77s
Time to Answer3.77s

Provider Price Ranking

Provider Price Ranking

16 providers

Cheapest: PoeMost Expensive: Azure
ProviderInputOutput
1PoeCheapest
$0.22
$1.8
2Jiekou.AI
$0.225
$1.8
3OpenAIPRIMARY
$0.25
$2
4NanoGPT
$0.25
$2
5OpenRouter
$0.25
$2
6ZenMux
$0.25
$2
7Kilo Gateway
$0.25
$2
8OpenCode Zen
$0.25
$2
9Helicone
$0.25
$2
10AIHubMix
$0.25
$2
11Azure Cognitive Services
$0.25
$2
12Requesty
$0.25
$2
13Vercel AI Gateway
$0.25
$2
14LLM Gateway
$0.25
$2
15OrcaRouter
$0.25
$2
16Azure
$1.5
$6

Compare pricing across different API providers for this model.

External Sources