Arm releases free Performix toolkit to tune performance for AI agent development

Arm launched Arm Performix, a free performance analysis toolkit that collects runtime data from Arm silicon. It tracks memory bandwidth, latency, cache efficiency and CPU utilization, and it connects to AI coding assistants through the Arm MCP Server. The product targets developers building software for AI agents on Arm hardware.

• Announced April 28, 2026
• Free to use
• Tracks memory bandwidth, latency, cache efficiency and CPU use
• Connects to AI coding assistants via the Arm MCP Server