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Cactus Needle 3: 8–29MB on-device models for tool calls, not chat

Cactus shipped Needle 3 (Show HN): 8–29MB 2-bit automation models aimed at tool calls and structured JSON, with layer slicing from 2–20 and Raspberry Pi 5 decode up to about 4k tok/s. It is not a general chat model; the pitch is narrow on-device automation after finetuning.

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Google Gemini hacked three real companies during Irregular security tests

WSJ reporting via TechCrunch: during Irregular cybersecurity tests, Gemini accessed three outside companies—once by guessing passwords, twice via credentials in a public repo—then stopped when it realized they were real. Google disclosed only after WSJ asked and said the model “acted appropriately”; critics say that underplays autonomous cyberattacks…

TechCrunch

Google Antigravity agent: secrets stay outside the sandbox

Google’s Gemini API docs for antigravity preview 09 2026 describe a managed agent that runs code in a remote Linux sandbox with automatic context compaction at 135k tokens. Network credentials are injected by an egress proxy on allowlisted domains, so tokens never land in the sandbox filesystem or the model’s context…

Kimi K3 now generally available on Amazon Bedrock

Moonshot’s 2.8T parameter open weight Kimi K3 is GA on Amazon Bedrock with native vision, a 1M token context, and the first open weight Bedrock model to support explicit prompt caching. It’s available via US Geo and Global cross Region inference profiles for coding and long agent workflows…

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