Grok 4 Fast (Non-Reasoning)

xAI · xai/grok-4-fast-non-reasoning

ProviderxAI
Familygrok
Typevlm
Statusactive
Released2025-09-19
Updated2025-09-19

Reported benchmark scores

These scores carry one collection date for the whole card (2026-04) and a source list rather than a source per score, so they cannot be attributed individually. They are shown as reported and are not verified evidence. Benchmark pages carry the reviewed, dated evidence where it exists.
BenchmarkCatalogue standingScore
Aider Polyglot Benchmarkunassessed70.8
Arena Elo — Codingunassessed1360.0
Arena Elo — Hard Promptsunassessed1432.7
Arena Elo — Mathunassessed1380.0
Arena Elo — Overall (Text)unassessed1370.0
Arena Elo — Style Controlunassessed1420.7
GPQA Diamondunassessed75.2
HumanEvalunassessed91.0
IFEvalunassessed90.0
LiveCodeBenchunassessed83.2
MATH-500unassessed94.0
MMLU-Prounassessed82.5
MultiPL-E: C#unassessed85.2
MultiPL-E: Juliaunassessed67.8
MultiPL-E: Kotlin (unconfirmed)unassessed79.5
MultiPL-E: Luaunassessed61.2
MultiPL-E: Perlunassessed57.5
MultiPL-E: PHPunassessed82.8
MultiPL-E: Runassessed64.5
MultiPL-E: Rubyunassessed73.5
MultiPL-E: Scalaunassessed68.2
MultiPL-E: Swiftunassessed72.8
SWE-bench Agentunassessed50.2
SWE-bench Verifiedunassessed64.5

Data

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