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AI Infrastructure Deep-Dive — September 28, 2026

Findings

  1. [1] 2026-09-28 Claude Sonnet 5.5

    Claude Sonnet 5.5 New Sonnet model from Anthropic today. They say it "runs 30%+ faster, and costs up to 30% less for most work" – it's priced the same as Sonnet 5 but appears to beat it on every benchmark, and should be cheaper to run as well. Here are some pelicans riding bicycles. Sonnet 5.5 suffered from the same…

  2. [2] 2026-09-28 Quoting @joedaroo

    To say that we were surprised at the jump and suddenness of the capabilities of our models when it came to “cyber” or “swarming” or “message boards” or anything else related to the incidents is an understatement. Security posture takes time to develop. It’s not just about hardening the systems at play; you have to ingrain it in the culture…

  3. [3] 2026-09-28 Why your startup needs open models alongside frontier APIs

    Every week, I talk with founders who are building at an unbelievable pace. Teams are moving from inception to product-market fit faster than ever, with foundation models wired deeply into their core product workflows. Yet as startup architectures mature, a… Four workloads where Gemma wins for startups If you’re evaluating where Gemma fits into your stack today, start with these four jobs: 1. Edge and local execution (low latency, true privacy) If you’re building mobile apps, developer desktop tools, robotics,…

  4. [4] 2026-09-27 2026 in LLMs (so far)

    On Friday I gave the closing keynote at the WeAreDevelopers World Congress North America in San Jose. I tied together the key trends from the past year into a chronological exploration of everything that happened in 2026. The video is… # By the end of January, that repository we saw start in November had renamed itself, first to CLAWDIS, then CLAWDBOT, then Moltbot, and finally to OpenClaw. # At this point OpenClaw had 8,300 commits, less than two months after… # These photographs are from China, where companies hosted OpenClaw install parties which saw non-tech-nerds queueing up around the block for help getting Claws installed on their personal devices. I think this proved real market demand for this class of… # This also introduced a new burst of AI mania, because Anthropic told us that Fable was available on our subscription plans until June the 22nd. That gave us less than two weeks of Fable access before the price went… # Here's what I got from Claude Fable 5 in Claude Code. It's pretty good! It's definitely a game, you're a raccoon, you run around a backyard gathering treasure and avoiding guards with flashlights. It didn't feel very "heisty" though.…

Where Kimbodo Comes In

Kimbodo builds and operates this in production for businesses — see our AI Infrastructure & MLOps practice, or Estimate My Infrastructure.

Sources

  1. [1] Claude Sonnet 5.5
  2. [2] Quoting @joedaroo
  3. [3] Why your startup needs open models alongside frontier APIs
  4. [4] 2026 in LLMs (so far)

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