AI Testing.
We pressure-test the AI inside your product — models, prompts, agents, and edge cases — so your features behave reliably, stay safe, and earn user trust before they ship.
Confident AI shipping for ambitious B2B SaaS teams.
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Available everywhere
macOS
iOS
Windows
Android
Context
Brain² sees your tasks, docs, and conversations. It doesn’t need a brief because it knows what’s happening in real-time.
Intelligence
Brain² picks the best AI model for each job. One subscription. Every frontier model running with full context.
Best models
Brain
GPT
Claude Opus
Gemini
Personality
Brain² learns how you and your team talk: your tone, your shorthand, your preferences.
tone
“direct, no fluff, like a sharp colleague”
sprint_methods
“story points, fibonacci”
reports_to
“VP Engineering, weekly on Mondays”
prefers
“tables over bullet points”
projects
“Brain 2.0, Platform Migration, Q3”
timezone
“PST, don’t schedule before 10am”