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Grok Build 0.1

ECI
N/A
xAI
May 29, 2026
Closed weights

Grok Build 0.1 is a closed-weights model from xAI, released May 29, 2026.

Grok Build 0.1 vs select alternatives

DomainBenchmark
Grok Build 0.1
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May 29, 2026
Closed weights
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Science
CritPtBest score 32%
9%
31%
21%
18%
SciCodeBest score 67%
50%
n/a
53%
59%
Software engineering
GBAEvalBest score 80%
2%
n/a
71%
1%

Model metadata

General
OrganizationxAI
Release dateMay 29, 2026
Model accessibilityClosed weights
CountryUnited States of America
Knowledge cutoffUnknown
Provider notesGrok Build 0.1 on API
Pricing
Input price$1 / 1M tokens
Output price$2 / 1M tokens
Training
ParametersUnknown
Training computeUnknown
Training hardwareUnknown
Training timeUnknown
Training dataset sizeUnknown