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← Weekly AI Clarity
Living document · v51 · updated 12 October 2026

What’s the Meta

The current best practice for building with AI agents, as we understand it this week. Superseded entries stay visible, with the date they stopped being true.

Current

  1. 64,000 lines down to 9,900

    Cursor Just Showed How Much You’re Wasting On AI 02:09

  2. Stop routing models in your head

    Cursor Just Showed How Much You’re Wasting On AI 02:56

  3. Could Composer 2.5 do it alone?

    Cursor Just Showed How Much You’re Wasting On AI 03:43

  4. Why did Opus barely plan?

    Cursor Just Showed How Much You’re Wasting On AI 04:53

  5. Cheap planner, expensive workers

    Cursor Just Showed How Much You’re Wasting On AI 08:19

  6. Don’t use frontier intelligence on everything

    Cursor Just Showed How Much You’re Wasting On AI 09:32

  7. Cursor’s model router

    Cursor Just Showed How Much You’re Wasting On AI 10:55

  8. Robert’s Brain Hands skill

    Cursor Just Showed How Much You’re Wasting On AI 12:47

  9. Low reasoning gets almost everything done

    Cursor Just Showed How Much You’re Wasting On AI 14:12

  10. GPT 6.1 Sol at a fifth of the price

    Cursor Just Showed How Much You’re Wasting On AI 16:06

  11. Overcooking: when more reasoning hurts

    Cursor Just Showed How Much You’re Wasting On AI 18:24

  12. Claude finds a new gene editing enzyme

    Opus 5.5 Made Claude Code Usable Again 32:43 Watch

  13. Twin check: AI for science

    Opus 5.5 Made Claude Code Usable Again 37:54 Watch

  14. Instinct and the personal agent race

    Opus 5.5 Made Claude Code Usable Again 43:09 Watch

  15. Agents start spending our money

    Opus 5.5 Made Claude Code Usable Again 51:59 Watch

  16. Nvidia's open diarization model

    Opus 5.5 Made Claude Code Usable Again 56:39 Watch

  17. Can Jeb replace LLM judges?

    Opus 5.5 Made Claude Code Usable Again 58:41 Watch

  18. Twin check: Jeb

    Opus 5.5 Made Claude Code Usable Again 1:09:04 Watch

  19. Free output tokens and 200x speed

    Stop Writing Code To Clean Up After Your AI 32:09

  20. Jonathan’s early access test

    Stop Writing Code To Clean Up After Your AI 37:35

  21. 10,000 API calls: the order of choices matters

    Stop Writing Code To Clean Up After Your AI 45:11

  22. Cookbooks: moderation, batching, auto research

    Stop Writing Code To Clean Up After Your AI 50:16

  23. Don’t use it for hiring decisions

    Stop Writing Code To Clean Up After Your AI 1:00:27

  24. Why it fails at compaction

    Stop Writing Code To Clean Up After Your AI 1:03:51

  25. Live demo: the Clarity harness

    Opus 5 Is The First Model That Gets Worse With Use 1:17:12

  26. AI memes: Opus 5 over-engineers everything

    Stop Letting Your Best Model Do The Work 40:44 Watch

  27. The prompt that fixes Opus 5

    Stop Letting Your Best Model Do The Work 42:50 Watch

  28. Grok Bot: multiplayer AI teammates

    Stop Letting Your Best Model Do The Work 47:58 Watch

  29. Live demo: Grok Bot

    Stop Letting Your Best Model Do The Work 50:10 Watch

  30. Grok Bot as chief of staff for your agents

    Stop Letting Your Best Model Do The Work 57:23 Watch

  31. Jeff Dean on how we got here

    Stop Letting Your Best Model Do The Work 59:50 Watch

  32. Live demo: the Clarity open source harness

    Your AI Has Amnesia, That’s Why 95% of Deployments Fail 37:47 Watch

  33. Building the company brain

    Your AI Has Amnesia, That’s Why 95% of Deployments Fail 43:37 Watch

  34. Stacked harness architecture and the LLM judge

    Your AI Has Amnesia, That’s Why 95% of Deployments Fail 53:00 Watch

  35. Harness release + waitlist

    Your AI Has Amnesia, That’s Why 95% of Deployments Fail 1:05:53 Watch

  36. Live demo: voice + Codex

    OpenAI Lost Control of Its Own Model 40:30 Watch

  37. Clarity Aligned: keeping teams aligned

    OpenAI Lost Control of Its Own Model 42:00 Watch

  38. Block’s Buzz: the Slack + GitHub killer

    OpenAI Lost Control of Its Own Model 48:00 Watch

  39. Spec-driven development with HTML files

    How We Shipped a Production App Using an AI Swarm 29:58 Watch

  40. Founder-led sales — Granola to SOW in 15 minutes

    How We Shipped a Production App Using an AI Swarm 36:23 Watch

  41. Anatomy of a harness (agent = model + harness)

    How We Shipped a Production App Using an AI Swarm 52:47 Watch

  42. What AI builders need to think about right now

    How We Shipped a Production App Using an AI Swarm 57:37 Watch

  43. Closed loop agents + slash goal

    How We Shipped a Production App Using an AI Swarm 1:01:47 Watch

  44. Elon's 5-step algorithm applied to harness engineering

    How We Shipped a Production App Using an AI Swarm 1:06:36 Watch

  45. Verification is the job — the four patterns

    Here's Why Token Maxing Is Bankrupting Companies 43:05 Watch

  46. Steering, not typing — patterns 5 through 9

    Here's Why Token Maxing Is Bankrupting Companies 54:17 Watch

  47. Vercel Zero: the first agent-native programming language

    The Agent Meta Shift Most Builders Haven't Caught Yet 00:42:19 Watch

  48. Codex Desktop: The Visual Feedback Loop

    The $5.5B Proof That APIs Are Dead for Enterprise 1:05:14 Watch

  49. OpenAI Codex Pets

    The $5.5B Proof That APIs Are Dead for Enterprise 1:11:48 Watch

  50. Claude Code: Managed Agents + Self-Improving Rubrics

    The $5.5B Proof That APIs Are Dead for Enterprise 1:15:07 Watch

  51. Claude Code: Dreaming + Persistent Memory

    The $5.5B Proof That APIs Are Dead for Enterprise 1:25:20 Watch