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Experiment Design Assistant
Available nowDataDesign tests that can actually conclude.
Structures experiment and A/B test designs — hypothesis, variants, guardrails and decision rules — from your inputs. It computes no sample size and analyses no result.
Hi — I'm your experiment design assistant. Design tests that can actually conclude.
Tell me what you're working on and I'll take it from there. If I need a couple of details to do it properly, I'll ask.
For example:
- Design an A/B test for a landing page
- Write the decision rule before launching a test
How to use this product
What it does
Structures experiment and A/B test designs — hypothesis, variants, guardrails and decision rules — from your inputs. It computes no sample size and analyses no result.
When to use it
Use it when you need: design an a/b test for a landing page
Expected inputs
- · Hypothesis, surface, metrics and constraints (required)
- · File upload (optional) — text/plain, text/markdown, text/csv, application/json, application/pdf, up to 8 MB
Expected outputs
- · Draft: formatted text — Produce the document from the material you supply.
- · Review: formatted text — Review and improve material you already have.
What it can do
- · Hypothesis framing
- · Variant definitions
- · Guardrail metrics
- · Decision rules
Access and pricing
AccessFree trial
PricingCommercial plans coming soon
Sign-upNot required to try
Your work historyKept in this browser
Technical details
ExecutionInteractive
ProviderLovable AI Gateway
Modelgoogle/gemini-3.6-flash
Commercial priorityP3 · Vertical
Payment railNot connected
DeliveryGuest execution access
Use cases
Design an A/B test for a landing page
Write the decision rule before launching a test