6,622 tools, each one opened, scored and signed by a Toolio reviewer

Prst AI

A self-hosted control layer for prompts, pricing rules, and connections to outside AI tools.

Checked 5 Oct 2026 Reviewed by Alex Listed since September 2024

Screenshot of Prst AI

At a glance

Starts at $49.99 per month Price as published by the vendor, September 2026.
Free tier Yes, limited
Platforms Web, API
Best for Businesses wanting to own their AI infrastructure
Not for Anyone wanting a plug-and-play hosted service

4.0 out of 5

Scored by Alex after real use

Our verdict

Prst.ai runs on your own infrastructure rather than a shared cloud, giving you a no-code way to manage prompts, set custom pricing rules by API usage or execution time, and connect to whichever outside AI tools you choose through a flexible API. A store of prebuilt prompt libraries and connectors saves you from building every integration from zero, and A/B testing lets you compare prompt versions directly. Because it's self-hosted, installation and upkeep fall on your own team, and full access runs $49.99 a month once the limited free tier stops covering your needs.

✓What it does well

Self-hosted controlRunning it on your own infrastructure keeps data and installation under your control.
No-code prompt managementPrompts can be built and customized without writing code.
Prebuilt connector storeA store of prompt libraries and connectors saves you from building integrations from scratch.

✕Where it falls short

You own the upkeepBeing self-hosted means installation and maintenance are your responsibility, not a managed service.
Free tier is limitedThe free tier is limited, with full functionality costing $49.99 a month.
Setup takes configurationConnecting multiple AI tools and pricing rules requires setup work before it runs smoothly.

Key features

No-code prompt editorPrompts can be created and edited without writing code.
Custom pricing rulesPricing rules can be tailored to API usage and execution time.
A/B prompt testingMultiple prompt versions can be tested against each other.
Prebuilt connector storeA store offers prebuilt prompt libraries and AI tool connectors.

Questions about Prst AI

What is Prst AI?

Prst AI is a self-hosted control layer for prompts, pricing rules and connections to outside AI tools. It runs on the user's own infrastructure rather than a shared cloud, offers a no-code prompt editor, and connects to whichever outside AI tools the user chooses through a flexible API.

How much does Prst AI cost?

Prst AI has a limited free tier at $0, and the Paid plan costs $49.99 per month. The reviewer notes that full functionality costs $49.99 a month once the limited free tier stops covering a team's needs, according to prices the vendor published in September 2026.

Who is Prst AI for?

Toolio lists businesses that want to own their AI infrastructure as the best fit for Prst AI. It is not for anyone wanting a plug-and-play hosted service, because installation and maintenance fall on the user's own team, and connecting multiple AI tools and pricing rules takes setup work.

Can Prst AI A/B test prompts?

Yes. Prst AI includes A/B prompt testing, so multiple prompt versions can be compared directly against each other. It also lets teams set custom pricing rules by API usage or execution time, and a store of prebuilt prompt libraries and connectors saves building every integration from scratch.

How does Toolio rate Prst AI?

Alex scored Prst AI 4.0 out of 5 after real use, on 5 Oct 2026. The reviewer credits its self-hosted control, no-code prompt management and prebuilt connector store, while noting that upkeep falls on the user's own team and that the free tier is limited.