
Kolz Bulk – AI Bulk Calling Platform
Turn simple spreadsheets into qualified leads
What it does
Kolz.AI is the simplest AI-powered bulk calling platform built for sales teams. Upload your contact spreadsheet, pick a pre-built sales template, and start calling in minutes — no APIs, no webhooks, no developers needed. At just $0.03/min with no subscriptions and no contracts, Kolz.AI turns simple spreadsheets into qualified, scored leads. You put a list of numbers in — you get a list of hot leads out, complete with call recordings, AI summaries, and lead scores.
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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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