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Prototype-driven development

Everything you need for prototype-driven development

Protato hosts your prototypes, captures feedback on the exact section, and tracks every revision — so you go from idea to reviewed prototype without switching tools.

Create your first prototypeReview pricing

MCP-first

Every action available as a tool from your AI companion

Shared templates

Bootstrap new prototypes from on-brand base templates

Section comments

Feedback captured as an image, pinned to the exact spot

Prototype workspace

Spin up new prototypes from shared templates and build them with your AI companion — hosted live and safely rendered in-app.

  1. 1Bootstrap from shared base templates to stay consistent and on-brand
  2. 2Build with Claude Code, Codex, or any MCP-connected AI companion
  3. 3Host live, interactive HTML/CSS prototypes safely inside the app

Sharing & review

Publish a revision and bring reviewers in — no local setup, no screenshots, just a link to the real prototype.

Share a review link with anyone on your team

Publish a new revision straight from your AI companion

Reviewers get pinged the moment a revision is ready

Feedback & revisions

Comments land on the exact section, and every change is tracked so you always know what moved between revisions.

Section-level comments captured as images, pinned to the exact spot
Every change tracked as a traceable revision
Compare any two revisions side by side

What teams build with Protato

Teams use prototype-driven development to align faster, gather feedback in context, and keep a clear history of how a design evolved — without endless screenshot threads.

  • Design teams collect feedback on real, interactive prototypes instead of flat mockups.
  • Product teams align on changes in context and track every revision.
  • Agencies share prototypes with clients and capture review comments in one place.

Getting started checklist

  1. Connect your AI companion to Protato over MCP.
  2. Start a prototype from a template and build it.
  3. Publish a revision and share the review link.

Try Protato today

Connect your AI companion, start from a template, and share your first prototype for review in minutes.

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