Daily Brief
2026-09-15 · Evening · 8 items
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Apple Intelligence rolls out with iOS 26.4, rebuilt Siri debuts
Siri gains on-screen awareness and cross-device chat for the first time, expanding to five languages in April.Apple：Newsroom（RSS）
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Artificial Analysis Speech-to-Speech Index: GPT-Live-1 tops at 81.5
It edges out Grok Voice Think Fast 2.0 High by just 0.2 points, both clearing 81.X：Artificial Analysis (@ArtificialAnlys)
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SiliconFlow open-sources Hy4 preview: 770B params, 1M context
It activates only 49B parameters per token and plugs into Claude Code, Cursor, and similar tools.X：硅基流动 SiliconFlow (@SiliconFlowAI)
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Anthropic CEO Urges Coordinated Slowdown of Frontier AI Development
Dario Amodei is seeking industry self-restraint and policy intervention, reportedly aligned with OpenAI and xAI toward regulators.The Decoder：AI News（RSS）
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StepFun releases StepAudio 3 voice foundation models
Realtime, ASR, TTS, Gen and Music variants all available on the StepFun open platform.公众号：阶跃星辰（Step）
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Anthropic rebuilds test-impact analysis for the agentic coding surge
Claude now writes 80% of code, and quarterly output is 8x the 2021-2025 average.Claude：Blog（网页）
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Anthropic targets Nasdaq listing, posts second adjusted-profitable quarter
Adjusted gross margin tops 80%, yet excludes revenue shares to partners like Amazon and model training costs.The Decoder：AI News（RSS）
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Anthropic CEO Amodei calls for slowing frontier AI model progressRECAP
In a 3,800-word essay, he urges the industry to deliberately slow down by 1–2 years to buy time for safety evaluations and alignment research.X：X.PIN (@thexpin)