Muse Spark 1.3 tops DeepSWE at 5x cheaper than Opus 5
davidtsong · x · 2026-09-04
Muse Spark 1.3 is drawing attention: it looks like a strong coding model, topping the DeepSWE leaderboard at #1 while reportedly costing about 5x less than Opus 5. If the benchmarks hold, it could shake up the price-performance landscape for coding models.
Related event: Meta's Muse Spark 1.3 Tops DeepSWE at One-Fifth of Opus 5's Price(2 posts)→
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