readable AI benchmarks (simplified)

readable AI benchmarks

SpaceXAI

Grok 4.20 0309 (Reasoning)

reasoning · closed weights · Mar 10, 2026

Grok 4.20 0309 (Reasoning) has a Quality Score of 47.6, ranking 108th among 551 scored models. Per 1M tokens, pricing is $2.00 input, $6.00 output, and $0.200 cached input. It accepts text, image, and pdf input, outputs text, and has a 2M token context window. Its Reliability Score is 56.5, ranking 72nd among 553 scored models, above average (total average: 35.6). Its Value Score is 32.8, around average compared with the total Value average of 30.7.

Quality Score47.6coverage 100.0%: AA Intelligence and AA-Omniscience outcomes available
Value Score32.8
Factual reliability56.5
Cache Discount90%

Model specification

Reasoning
reasoning
Input modalities
text, image, pdf
Output modalities
text
Context window
2M tokens
Weights
closed weights

Token prices USD per 1M tokens

Input
$2.00
Output
$6.00
Cached Input
$0.200
Cache write
not available
Cost per task
not available

Capability

Intelligence
25.2
Coding
not available
Agentic
not available
Omniscience
12.9
Correct
28.9%
Blended price
$1.14

Answer outcomes

Fully graded outcomes (Correct + Incorrect): 44.8%

Correct 28.9%Incorrect 15.9%Partial / not attempted 55.2%

Artificial Analysis benchmarks

Humanity’s Last Exam
32%
GPQA Diamond
88%
CritPt
6%
AA-Omniscience
56%
AA-LCR
68%

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