hackernewsai
GPT-5.6, Grok 4.5, Claude, and Muse Spark build the same 4 apps
Signal history
7-day window (free)Not enough history yet — the trend line fills in as snapshots accrue (hourly).
Entities
gptgrok 4.5claudemuse spark
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[](https://www.signalcrest.app/topic/hn%3A48865093)
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