readable AI benchmarks (simplified)

readable AI benchmarks

OpenAI

GPT-5.1 Codex mini (high)

reasoning · closed weights · Nov 13, 2025

GPT-5.1 Codex mini (high) has a Quality Score of 36.6, ranking 202nd among 551 scored models. Per 1M tokens, pricing is $0.250 input, $2.00 output, and $0.025 cached input. It accepts text and image input, outputs text, and has a 400k token context window. Its Reliability Score is 41.8, ranking 201st among 553 scored models, above average (total average: 35.6). Its Value Score is 29.9, around average compared with the total Value average of 30.7.

Quality Score36.6coverage 100.0%: AA Intelligence and AA-Omniscience outcomes available
Value Score29.9
Factual reliability41.8
Cache Discount90%

Model specification

Reasoning
reasoning
Input modalities
text, image
Output modalities
text
Context window
400k tokens
Weights
closed weights

Token prices USD per 1M tokens

Input
$0.250
Output
$2.00
Cached Input
$0.025
Cache write
not available
Cost per task
not available

Capability

Intelligence
20.4
Coding
not available
Agentic
not available
Omniscience
-16.4
Correct
23.2%
Blended price
$0.267

Answer outcomes

Fully graded outcomes (Correct + Incorrect): 62.8%

Correct 23.2%Incorrect 39.6%Partial / not attempted 37.2%

Artificial Analysis benchmarks

Humanity’s Last Exam
18%
GPQA Diamond
81%
CritPt
0%
AA-Omniscience
42%
AA-LCR
67%

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