xAI · model passport
Grok Code Fast 1
grok-code-fast-1- Cloud only
- Proprietary licence
- Released 2025-08-25(curated)
- Best percentile
- 71.4LiveCodeBench (Artificial Analysis)
- Cohort standing
- 44.1median 51.9
What the data says
Benchmarked on 5 of 27 tracked axes. Every figure below is the model's own published result on that board.
Weakest axes
- 3.6 pct — WebDev Arena (1,166)
Uneven: 67.8 percentile points between its best and worst axis — 71.4 pct on LiveCodeBench (Artificial Analysis) versus 3.6 pct on WebDev Arena.
- LiveCodeBench (Artificial Analysis)71.4 pct65.7%Verify →
- MMLU-Pro (Artificial Analysis)64 pct79.3%Verify →
- IFBench (Artificial Analysis)43.2 pct41.4%Verify →
- Terminal-Bench20.5 pct25.8%Verify →
- WebDev Arena3.6 pct1,166Verify →
- OverallNot benchmarked
- Vision ArenaNot benchmarked
- Factuality ArenaNot benchmarked
- Search ArenaNot benchmarked
- Document ArenaNot benchmarked
- Agent ArenaNot benchmarked
- GPQA DiamondNot benchmarked
- AIME (math)Not benchmarked
- FrontierMathNot benchmarked
- SimpleQA VerifiedNot benchmarked
- ARC-AGI-2Not benchmarked
- Humanity's Last ExamNot benchmarked
- SimpleBenchNot benchmarked
- LiveBenchNot benchmarked
- BFCL v4 (function calling)Not benchmarked
- SWE-bench Verified (live board)Not benchmarked
- Terminal-Bench 4.0Not benchmarked
- HHEM Hallucination (Vectara)Not benchmarked
- SWE-bench VerifiedNot benchmarked
- CodingNot benchmarked
- Instruction followingNot benchmarked
- Hard promptsNot benchmarked
Percentiles are the model's standing within each board's own population. Axes marked "not benchmarked" have no published result for this model — that is an absence of data, not a low score.
Grok Code Fast 1 stands at 44.1 (raw mean 40.5) — measured on 5 of 27 axes.
Grok Code Fast 1 stands at 44.1 versus a cohort median of 51.9 across 146 models released within 180 days — below the peer median.
Grok Code Fast 1 scores at percentile 3.6 on WebDev Arena.
Grok Code Fast 1 ranks between #163 and #505 across 4 built-in weightings — best under "Agentic", worst under "All sources".
Every claim is a computed fact from the current board data, phrased by a low-temperature model call and rejected by a validation gate if any number is not in the source row. How the leaderboards work →