Claude Code at 900k LOC, Gemini 3.5 Flash, Ad Workflows — AI Daily May 21
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@jasonakatiff shared that Claude Code is struggling to track dependencies across his ~900k LOC platform — billing, routing, and inventory logic drifting because the model only considers ~80% of touched surfaces per change. The thread debated formal SWE audits of core paths, multi-loop discovery, and Codex audits of the last 20 deployments. Key insight: unify duplicate flows (one-time vs subscription billing) and enforce hard domain boundaries. Bonus: @instanetworks cut Neon compute 66% via a Claude-driven audit.
Google released Gemini 3.5 Flash, positioned as their most powerful coding/agent model, alongside Antigravity 2.0 — a standalone desktop IDE built as the model's native runtime. Internal tests reportedly had it building an OS from scratch. Some users are already reporting flicker glitches in Antigravity. Adjacent news: SpaceX's IPO filing shows Anthropic pays them $15B/yr for compute.
@nickistage39's robotic Claude copy sparked a deep workflow thread: run the same research across Perplexity, Gemini, Claude, GPT, and Grok 4.3, then extract the best from each (Grok 4.3 won for teen brand voice). Load dozens of real examples instead of instructions, use speech-to-text to ramble vibes. @mb29266 described launching 300 ads per session via Claude long copy + matching images. @rockdm's question on replacing a creative strategist landed at: agents scale human-curated bangers, they don't originate them.
@seekersight shared his enforcement stack: Claude reviews design doc vs codebase, Codex does adversarial review for auth/race conditions/CSRF, Greptile catches cross-file drift, with pre-push hooks and a 2-pass Codex cap to avoid infinite fix loops. @rstmaur added safe-mode-first, separate agent lanes, scoped credentials, Tailscale gateways, and treating web/Telegram/docs as untrusted data. The GitHub breach (3,800 repos via poisoned VS Code extension) underlined urgency.
@samb69 argued people already making $1M/mo will 10-20x with AI while normies stay flat — pointing to viral footage of college students booing Eric Schmidt. @A1a5h3 cited Toffler: the new illiterates are those who can't learn, unlearn, and relearn. A side debate on whether rude prompts actually get 5% more accurate Claude output (per arxiv) reinforced that defaults aren't optimal.
Key Takeaways
- Claude Code remains viable past 900k LOC for revenue products, but enforce domain boundaries and multi-loop discovery to catch the 10-20% of surfaces it misses per change.
- Ask Claude/Codex to audit your cloud bills — @instanetworks cut Neon compute 66% with no perf hit, just by asking for optimization suggestions.
- For copywriting, drop instructions and load examples — run the same research across Perplexity, Gemini, Claude, GPT, and Grok 4.3, then extract the best (Grok 4.3 won for teen brand voice).
- Replacing a creative strategist with AI fails without a seeded bank of human-curated winning ideas; agents scale ideas, they don't originate good ones.
- Strict gating (pre-push hooks, 2-pass Codex caps, scoped credentials, treating external data as untrusted) is what makes multi-agent workflows safe for prod — especially after the 3,800-repo GitHub breach.
Hot Threads
Hitting Claude Code's ceiling at 900k LOC — when to bring in a SWE
Getting Claude to write usable copy for a telederm acne brand
Has anyone actually replaced their creative strategist with AI?