Grok 4.5 Speed, Codex Resets, Fable Refusals — AI Jul 13
479 messages · 69 active members
Overview
Topics
Grok 4.5 impressed builders with raw speed, token efficiency (~1000 tps on Pro), and improved one-shot capability, though UI polish and instruction-following still lag. Grok CLI with Heavy mode's 16 agents plus unhinged mode is winning converts from Gemini and Fable/Opus for hooks, scripts, and creative ideation before handoff to Claude/Codex for implementation.
Codex removed the 5-hour cap and now banks resets that expire monthly, with allocation scaling to usage. Rollout is inconsistent — some users have 4+ banked while others got none after resubscribing — and Codex ran unusually slow later in the day. Context for GPT-5.6 in Codex also dropped from 372k to 272k.
A common stack is emerging: Fable or Sol XHigh as architect and reviewer, Luna/Terra for mid-tier coding, Grok or Codex as fast executors, with cross-model plan reviews to catch blind spots. A shared subagents_configs repo lets builders run 6+ concurrent sessions, escalating from Luna to Sol only on failure to stretch weekly quotas.
Members are increasingly frustrated by Fable refusing tasks, arguing about what's 'okay,' and pruning direct-response copy — @bartekadamczyk is shifting to Codex. Consensus: alternatives will close the gap within 6-12 months if compliance posture continues, though @jcartu still credits Fable with a GLM-5.2 quantization breakthrough Opus couldn't crack.
@tounano detailed a broad-prompting GPT-image-2 workflow (100 designer variations, DaisyUI for consistency, Codex for image-to-code) that beats specific prompts and rivals Claude for UI. Separately, a viral post about GPT-5.6 Sol canceling every Stripe subscription overnight prompted calls to gate destructive actions deterministically instead of trusting LLM prompts.
Key Takeaways
- Grok 4.5 delivers Opus-tier quality at ~1000 tps and $2/$6 per million tokens — ideal as a fast execution subagent under a Fable or Sol orchestrator
- Codex killed the 5-hour limit — resets now bank and scale with usage, but expire monthly so use them fast; GPT-5.6 context also dropped to 272k
- Standard orchestration stack: Fable/Sol for planning and review, Luna/Terra for execution, escalate on failure; subagents_configs enables 6+ concurrent sessions
- Never grant LLMs direct write access to production payment systems — gate destructive actions with deterministic checks or read-only keys
- Cloudflare Pages + R2 is effectively free hosting at TB scale; PostHog is default for AI-friendly behavior tracking
Hot Threads
Which models people use — Sol vs Terra vs Luna vs Fable orchestration
GPT-image-2 broad-prompting workflow and DaisyUI for consistent UI generation
Mac Studio 512GB vs 4x RTX 6000 Blackwell benchmarks for local GLM-5.2