Stagehand(@Stagehanddev):Muse Spark 1.3 from @Meta tops the charts in our Browser Agent benchmarks using the @mastra agent harness. In this harness, Muse outperforms Opus 5 in cost, speed, and accuracy.

Stagehand

@Stagehanddev

the SDK for browser agents, built by @browserbase join the discord:

Joined February 2025

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Stagehand@Stagehanddev

2026.09.15 19:52

Muse Spark 1.3 from @Meta tops the charts in our Browser Agent benchmarks using the @mastra agent harness. In this harness, Muse outperforms Opus 5 in cost, speed, and accuracy.

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