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Achin Bansal
Achin Bansal

Posted on • Originally published at gridthegrey.com

Cactus Releases Needle 2 Agentic LLM for IoT and Edge Devices

Forensic Summary

Cactus has released Needle 2, a 14MB, 45M-parameter agentic LLM designed for tool calling and structured extraction on constrained hardware including microcontrollers, wearables, and sub-$200 phones. For defenders, this closes a meaningful gap in on-device AI processing — enabling local inference without cloud data egress across the 21 billion IoT devices that previously had no viable on-device LLM option. Residual gaps remain around model governance at the edge, supply chain integrity for open-weight deployments, and the absence of standardised monitoring frameworks for agentic tool-calling on headless devices.


Read the full technical deep-dive on Grid the Grey: https://gridthegrey.com/posts/cactus-releases-needle-2-agentic-llm-for-iot-and-edge-devices/

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