12 intent-driven workflows with type-safe signals. AI optimization built-in.
AI generates copy variations, tests them with real traffic, and promotes winners automatically.
PAYMENT_FAILED3 distinct variations generated for every workflow automatically
Finds winners 3x faster than traditional A/B testing
Winners promoted, losers retired - runs forever without you
Workflows that adapt to the user, the context, and what's worked before.
SIGNUP_COMPLETEDONBOARDING_STARTEDStart any workflow with one API call
client.start('PAYMENT_FAILED', { userId, signals });Pick an intent. Trigger workflows. Watch revenue recovery in real-time.
CHECKOUT_STARTEDRecover abandoned checkouts.
SUBSCRIPTION_DOWNGRADEDFollow up with users who downgraded.
TRIAL_EXPIREDWin back expired trials.
ONBOARDING_STARTEDGuide users through onboarding steps.
No code required. See subscription revenue workflows in action.
Open PlaygroundLegacy tools make you do the work. Fourbyfour does it for you.
Traditional Tools
Manual setup, manual optimization
Fourbyfour
Thompson Sampling optimization
Ready to automate?
Free to start. No credit card required.
Set your goal once. AI handles variations, testing, and optimization forever.
Multiple versions of copy, timing, and channels tested automatically.
Winners promoted, losers retired. No manual A/B test management.
Every variation tracked to conversions and dollars. See what actually works.
One integration. AI handles the rest: copy, timing, channel, optimization.