TheySaid 4.0

TheySaid 4.0 is an AI user testing platform that runs synthetic and human tests to evaluate designs and prototypes.

TheySaid is an AI user testing platform designed for product teams, UX designers, and researchers to evaluate designs, prototypes, and products before shipping. It combines synthetic audiences trained on customer data with human testers to record screen activity, voice feedback, and behavioral think-aloud sessions. The platform integrates directly into workflows like Jira, Claude Code, Cursor, Replit, and Lovable to automate validation when tickets update. Users receive video recordings, transcripts, AI-generated summaries, and specific fix prompts to resolve issues. It supports human and synthetic testing, expert AI reviews, surveys, and polls within a unified test builder.

TheySaid 4.0 at a glance

Best for: Product manager, Designer
Runs on: Web, API, Claude Code, Cursor
Pricing: Free plan; paid plans available
Released: October 2026
Category: AI research tool
Website: theysaid.io

Key features

Test designs and prototypes with synthetic and human users
Record screen activity and think-aloud voice feedback
Automate customer validation via Jira ticket triggers
Generate AI summaries and fix prompts for code editors
Train synthetic users on customer call and support data
Score critical experiences and view task completion metrics
Build surveys and polls with unified test builders

Use it for

Test usability and onboarding flows before shipping
Validate pricing pages and messaging
Run prototype testing with synthetic audiences
Analyze user behavior and friction points

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