Prototype
ChatGPT plugin by Saul Martí · Build throwaway prototypes
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In ChatGPT conversations
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About Prototype
Prototype is a ChatGPT plugin by Saul Martí in the Developer Tools category of the ChatGPT plugin directory. Its listing describes it as “Build throwaway prototypes”. It has been tracked in the directory since Oct 5, 2026.
Prototype does not currently reach the top 10 for common Developer Tools searches in the directory, so most people find it by searching for its name.
It is not listed on a category page of the directory and appears only in search results.
Build a deliberately throwaway prototype whose purpose is to answer a design, state, logic, or UI question before committing to the real implementation.From the plugin’s directory listing
Plugins competing for the same searches
No competitors yet. They appear once other plugins show up in the same tracked searches as Prototype.
Recent changes
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Prototype: questions and answers
What does Prototype do?
Build throwaway prototypes. Build a deliberately throwaway prototype whose purpose is to answer a design, state, logic, or UI question before committing to the real implementation.
Who makes Prototype?
Prototype is developed by Saul Martí.
How do I add Prototype to ChatGPT?
Open ChatGPT, go to Plugins, search for “Prototype” and select Install plugin. You can also open its page in the directory directly.
Is Prototype still available in ChatGPT?
Yes. Prototype was listed in the ChatGPT plugin directory at the latest hourly check.