x-AI/Grok-Code-Fast 1

xAI
x-AI/Grok-Code-Fast 1 launch post cover
Context
256Ktokens
Released
1y ago

Benchmarks

DeepSWE is the primary coding benchmark where an exact model evaluation exists. Arena leaderboards and other sourced evaluations appear below; missing scores are not zero.

How it ranks

Against its predecessor, similarly priced models and the models ranked around it.

DeepSWE 1.1

Best pass@1 per model · Higher is better

Not evaluated in DeepSWE 1.1

Arena Text

Best Arena rating per model · Higher is better

Not ranked on Arena Text yet

Arena WebDev

Best Arena rating per model · Higher is better

Arena #154

  1. 1417
    GPT-5Similar release date
  2. 1393
    Claude Sonnet 4.5Similar release date
  3. 1342
    GLM 4.6Similar release date
  4. 1270
    DeepSeek V3.2 ExpSimilar release date
  5. 1228
    Gemini 2.5 ProNearby rank
  6. 1196
    Devstral 2 2512Nearby rank
  7. 1164
    x-AI/Grok-Code-Fast 1
  8. 1162
  9. 1072
    Devstral MediumNearby rank

Ahead of 0 of 4 models released around the same time

Arena Search

Best Arena rating per model · Higher is better

Not ranked on Arena Search yet

Agent Arena

Best IPS score per model · Higher is better

Not ranked on Agent Arena yet

Terminal Bench

Best score per model · Higher is better

#42 of 49

  1. 46.5%
    Claude Sonnet 4.5Similar release date
  2. 44.3%
    GPT-5-CodexSimilar release date
  3. 30.0%
    MiniMax-M2Nearby rank
  4. 27.8%
    Kimi K2 InstructSimilar release date
  5. 25.8%
    x-AI/Grok-Code-Fast 1
  6. 24.6%
    Qwen3.6 35B A3BNearby rank
  7. 24.5%
    GLM 4.6Similar release date

Ahead of 1 of 4 models released around the same time

Not evaluated in DeepSWE 1.1 as of 2026-09-22. Results are only shown for exact model versions in the official dataset. Official leaderboard.

All published scores

Benchmark compilation: Epoch AI, Capabilities & benchmarking (CC BY attribution). Scores are converted to percentages and model names matched to the Vertical Tabs catalog. Individual evaluations are credited to their original sources. External results may carry separate licences and evaluation configurations; do not interpret scores from different harnesses as directly comparable.

Arena ratings: Arena (lmarena-ai/leaderboard-dataset), licensed CC BY 4.0. Ratings come from pairwise human votes and are only comparable within one leaderboard; the interval is Arena's 95% confidence interval. Model names are matched to the Vertical Tabs catalog.

To give you the best experience, we use cookies for personalization, insights, and performance. Learn more.