
Perfscale
Distributed load testing for every team
What it does
Perfscale makes load testing accessible for every team role. → Developers: run tests without hiring a performance engineer → Performance engineers: structured pipeline + multi-machine distributed runs → DevOps: connect your own machines and plug into existing infrastructure No complex setup. No dedicated specialist required. Just run your load tests and know how your app performs under pressure.
Does the same job
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Hey HN, Henry here from Cactus. We open-sourced Needle, a 26M parameter function-calling (tool use) model. It runs at 6000 tok/s prefill and 1200 tok/s decode on consumer devices. We were always frustrated by the little effort made towards building agentic models that run on budget phones, so we conducted investigations that led to an observation: agentic experiences are built upon tool calling, and massive models are overkill for it. Tool calling is fundamentally retrieval-and-assembly (match query to tool name, extract argument values, emit JSON), not reasoning. Cross-attention…
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