Show HN: Cactus Needle – Local tool calling and speech-to-text in JavaScript

Category: ai-ml

Tags: local-ai, tool-calling, speech-to-text, wasm, javascript, ai-sdk

Score: 6.8/10 (Innovation: 6, Technical: 7, Documentation: 8, Utility: 6)

Cactus Needle is a JavaScript/TypeScript library that runs the Needle and Whistle models locally in the browser or Node.js via WebAssembly. It provides tool calling, structured extraction, text embeddings, and speech-to-text without API keys or servers, offering both a standalone API and an optional Vercel AI SDK provider.

Target audience: web developers, frontend devs, JS/TS developers

Repository: https://afshinm.github.io/cactus-needle/ · TypeScript · Apache-2.0 · 2 stars

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