Callstack Jan 29, 2026

Introducing AI SDK Profiler for React Native Performance Analysis

Article Summary

Callstack just dropped a game-changer for React Native teams struggling with AI SDK performance. If you've ever wondered why your on-device LLM integration feels sluggish, this new profiler is about to give you answers.

Callstack announced the AI SDK Profiler, a new tool specifically designed for analyzing AI SDK performance in React Native applications. This comes as more teams integrate on-device AI and local LLMs into mobile apps, creating new performance challenges that traditional profiling tools weren't built to handle.

Key Takeaways

Critical Insight

React Native developers now have a dedicated profiling tool to diagnose and optimize AI SDK performance issues that standard profilers can't catch.

The article hints at specific performance patterns in AI workloads that behave completely differently from traditional React Native operations.

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