Testsigma is an agentic test automation platform powered by AI coworkers that work alongsideQA teams to simplify testing, accelerate releases, and improve quality across web, mobile, desktop, API, and enterprise applications like Salesforce and SAP. At its core are Atto and Testsigma Copilot – an AI coworker that mobilizes a team of AI agents to autonomously plan, design, develop, execute, maintain, and optimize tests.