Friday 16 October 2026
Top stories today:
Meta’s Muse Spark Open debuts, tops U.S. open-weight AI rankings
Anthropic IPO valuation expectations falls to ~$1.5T from ~$2T
Ramp raises $1.85B at $60B valuation, hits $2B annualized revenue
Amazon unveils Bee Frontier wristband, Bee Eclipse AI recorder
Tesla showcases Roadster with aerial flips, jumps using thrusters
0. Data & Calendar
All values as of 6 AM ET / 3 AM PT, other than S&P500 and NASDAQ close (4 PM ET / 1 PM PT).
All times are ET.
Listen to our AI-generated podcast summarizing today’s newsletter (beware of hallucinations):
1. Meta’s Muse Spark Open debuts, tops U.S. open-weight AI rankings
Muse Spark Open surpassed NVIDIA’s Nemotron 3.5 Super VL, the previous top U.S. open-weight model, on the Artificial Analysis Intelligence Index:
Costs $1.25/$4.25 per 1M input/output tokens, vs. Nemotron’s $0.10/$0.40, DeepSeek V4.1 Flash’s $0.006/$1.20 (peak rate), and Gemini 3.8 Flash’s $0.75/$3.75 (until Dec. 31).
816B total parameters (42B active) and a 1M-token context window.
Meta’s custom Muse Model license requires “Built with Muse Spark Open” attribution.
Meta partnered with Apple to bring Muse Spark Open to M5 Ultra Mac Studios.
Former Apple executive Daniel Gross helped bring Meta and Apple together, Alexandr Wang said.
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3. Anthropic IPO valuation expectations said to fall to ~$1.5T from ~$2T on slower Q3 revenue growth
Some investors reportedly disappointed as Anthropic’s sequential growth slowed.
Anthropic is giving METR employee-like access to evaluate its models and safety practices.
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On our harder tasks, frontier models score 0 out of 5.
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7. Amazon unveils $75 Bee Frontier wristband, $100 Bee Eclipse AI recorder
Bee Pro costs $12/mo. for unlimited summaries and Amazon, Alexa+, Gmail, and Google Calendar integrations.
Bee Frontier is available on Amazon.com, while Bee Eclipse goes on sale soon.
2025: Amazon acquired AI hardware startup Bee.
