Padho.ai
From confusion to clarity with an AI Socratic tutor
What it does
padho.ai is a Socratic AI teacher that turns every session into a live, 1:1 learning experience. Instead of spoon-feeding answers, it guides students step by step and adapts to their level. With an integrated Practice Arena, students move from doubt to mastery through concept-based practice.
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- LALearn any language with an AI tutor at your own pace2024 · fluffytutor.com · ▲44
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Hey HN, Henry from Cactus here! We previously released Cactus Needle, a 14MB agentic LLM for tool call, device use, and structured extraction for phones, wearables, smart homes, small robots and microcontrollers. We got really great feedback here, and have now incorporated the suggestions to release Needle 2. The whole model is a single 14MB binary that runs a full session in 28MB of RAM; 45m parameters at 2bit compression. Needle hits 500 tokens/sec decode speed on a Raspberry Pi 5, sits between 400-1,500 tokens/sec on VR devices like Meta Quest 3S and Apple Vision Pro, and ranges…
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Launched alongside, March 2026
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