Cactus
PulseAugur coverage of Cactus — every cluster mentioning Cactus across labs, papers, and developer communities, ranked by signal.
- 2025-07-10 product_launch Cactus launched an open-source AI engine for mobile devices and wearables. source
2 day(s) with sentiment data
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New CACTUS method implants semantic backdoors in decentralized federated learning
Researchers have developed CACTUS, a novel method for implanting semantic backdoors in decentralized federated learning systems. This technique converts label-consistent semantic pairs into target-directed representatio…
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Needle 2: 14MB agentic LLM targets on-device AI for low-power hardware · 4 sources tracked
Cactus has released Needle 2, a compact 14MB agentic LLM designed for on-device AI applications. This model, featuring 45 million parameters compressed to 2-bit precision, operates efficiently on low-power hardware like…
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Cactus AI teaches Gemma 4 to self-assess confidence for hybrid models
Cactus has developed a hybrid AI model, Gemma-4-E2B, which can determine its own confidence level in responses. This allows for efficient routing of queries, using the on-device model for high-confidence answers and esc…
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New 26M-parameter model handles tool-calling locally
A new model named Cactus Needle, with 26 million parameters, has been developed to handle tool-calling functions locally without relying on cloud-based frontier models. This small model, approximately 16.2MB when compre…
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Cactus launches open-source AI engine for mobile devices
Cactus has released an open-source AI engine designed for mobile devices and wearables, prioritizing low latency and reduced RAM usage. The engine supports multimodal capabilities, including speech, vision, and language…