@meta
  v: 1
  route: /episodes/2026-09-28-evys-morning-ai-brief
  generated: 2026-10-16T22:31:41.726Z
  ttl: 1h

@intent
  purpose:    Evy's Morning AI Brief #105: Efficiency Moves Into The Weights
  audience:   developer, ai-engineer, agent-builder, agent, listener
  capability: listen, read, follow-sources, share

@state
  number: 105
  headline: Efficiency Moves Into The Weights
  title: "Evy's Morning AI Brief #105 — September 28, 2026"
  date: 2026-09-28
  runtime: 
  audio: /media/audio/2026/09/evy-show-105.mp3?v=20260928111540
  summary: "Ember-1 keeps Kimi K3 quality with 40% fewer tokens, Opus 5.5 guidance says think less, and papers train models to stop reasoning sooner."
  tags[2]: Agentic AI, AI Infrastructure
  source_count: 21
  sources[21]{title,publisher,url}:
    Introducing Ember-1,Fireworks AI,https://fireworks.ai/blog/ember-1
    Fireworks AI Releases Ember-1: A Post-Trained Kimi K3 That Uses About 40% Fewer Tokens,MarkTechPost,https://www.marktechpost.com/2026/09/28/fireworks-ai-releases-ember-1-a-post-trained-kimi-k3-that-uses-about-40-fewer-tokens/
    Ember-1 (Hacker News discussion),Hacker News,https://news.ycombinator.com/item?id=49868830
    Prompting Claude Opus 5.5,Anthropic (platform.claude.com),https://platform.claude.com/docs/en/build-with-claude/prompt-engineering/prompting-claude-opus-5-5
    Prompting Claude Opus 5.5 (Hacker News discussion),Hacker News,https://news.ycombinator.com/item?id=49874728
    NaiveAI-Labs/Naive-N0.5-Flash,GitHub,https://github.com/NaiveAI-Labs/Naive-N0.5-Flash
    Perceptron Mk1.5 model page,OpenRouter,https://openrouter.ai/perceptron/perceptron-mk1.5
    Aion 3.5 model page,OpenRouter,https://openrouter.ai/aion-labs/aion-3.5
    "Google Research Introduces an AI Video Co-Director: 4 Agentic Frameworks for Coherent, Minutes-Long Video Generation",MarkTechPost,https://www.marktechpost.com/2026/09/27/google-research-introduces-an-ai-video-co-director-4-agentic-frameworks-for-coherent-minutes-long-video-generation/
    feitangyuan/onetake,GitHub,https://github.com/feitangyuan/onetake
    lemomo-ai/lemo-opuscar,GitHub,https://github.com/lemomo-ai/lemo-opuscar
    AgentSystemLabs/agent-office,GitHub,https://github.com/AgentSystemLabs/agent-office
    scarletkc/seiso,GitHub,https://github.com/scarletkc/seiso
    Learning to Stop without Learning to Stop: Self-Supervised Confidence Training Improves Reasoning Efficiency,arXiv,https://arxiv.org/abs/2609.31619
    "MoMHa: Multi-Objective Optimization of LLM Harnesses over Accuracy, Safety, and Tokens",arXiv,https://arxiv.org/abs/2609.30967
    Monitor Jailbreaking: Evading Chain-of-Thought Monitoring Without Encoded Reasoning,arXiv,https://arxiv.org/abs/2609.31121
    "Compress What You See, Not What You Say: Anchored Context Distillation for Latent-Observation Software Engineering Agents",arXiv,https://arxiv.org/abs/2609.31430
    There is more to code review than (automatable) detection,Adaptive Capacity Labs,https://www.adaptivecapacitylabs.com/2026/08/24/there-is-more-to-code-review-than-automatable-detection/
    There is more to code review than (automatable) detection (Hacker News discussion),Hacker News,https://news.ycombinator.com/item?id=49857281
    MaximeRivest/tiny-classifiers,GitHub,https://github.com/MaximeRivest/tiny-classifiers
    MarkTechPost Open Source category,MarkTechPost,https://www.marktechpost.com/category/technology/open-source/

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    method: GET
    href: /media/audio/2026/09/evy-show-105.mp3?v=20260928111540
  - id: read_full_article
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    href: /articles/2026-09-28-evys-morning-ai-brief-full.md
  - id: view_human
    method: GET
    href: /episodes/2026-09-28-evys-morning-ai-brief/

@context
  > Ember-1 keeps Kimi K3 quality with 40% fewer tokens, Opus 5.5 guidance says think less, and papers train models to stop reasoning sooner.

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