Laguna XS.2 launch post cover
Context
262Ktokens
Released
6mo ago
Size
33.4Bparameters

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 #135

  1. 1582
    DeepSeek V4 Flash 0423Similar release date
  2. 1512
    GPT-5.5Similar release date
  3. 1479
    MiMo-V2.5-ProSimilar release date
  4. 1330
    Claude Haiku 4.5Nearby rank
  5. 1322
  6. 1303
    Laguna XS.2
  7. 1299
    MiniMax-M2Nearby rank
  8. 1270
  9. 1263
    Mistral Medium 3.5Similar release date

Ahead of 1 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

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

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.

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