ARK Weekly Roundup: SpaceX Moon Pivot, Cerebras-Powered Codex Spark, LayerZero, AI Advertising

[!warning] Conflict of Interest ARK Invest is an active fund manager promoting its own positions. ARK holds positions in AI and space-related names discussed here. Read with appropriate skepticism.

Key Themes

• SpaceX pivots to Moon: Musk reversed his "Moon is a distraction" stance, citing catastrophe risk to Mars resupply. Moon offers 10-day launch windows vs 26-month Mars windows. Strategic focus on orbital data centers and geopolitical competition with China.
• OpenAI Codex Spark on Cerebras: First proprietary frontier AI model on inference-optimized chips. 1,000 tokens/second vs 100-200 for competitors. Available to ChatGPT Pro ($200/mo). OpenAI Codex downloads closing gap with Claude Code.
• LayerZero unveils Zero L1: New base layer with ~2-4M TPS (vs Nasdaq's 500K-1M). Heterogeneous architecture with zero-knowledge proofs. No new token -- uses existing ZRO. Targeting Fall 2026 mainnet.
• AI chatbot adoption data: Weekly active users crossed 1.25B (~20% of smartphone users). Proliferating at 2x the rate of internet adoption. ARK projects 5B users by 2028. Average active user spends ~1 hour/week on chatbots. 30+ Omnicom clients signed up for OpenAI ad pilot.

RDCO Relevance

AI adoption metrics (1.25B WAU, $200/mo pro tier) directly relevant to automated investing thesis. Cerebras inference speed breakthrough matters for real-time AI agent performance. Advertising in AI is an emerging monetization signal worth tracking.