kitio.aiPromptHub vs prst.ai
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. PromptHub starts at $12/mo and prst.ai starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Git-style prompt versioning
- Prompt playground
- Evaluations across test cases
- Prompt chaining
- Prompt deployment API
- Community prompt library
- No-code prompt management
- Prompt versioning and A/B tests
- Custom AI connectors
- Usage-based pricing rules
- Feedback widgets with sentiment analysis
- Self-hosted install
| Feature | PromptHub | prst.ai |
|---|---|---|
| Best for | Prompt versioning, testing and deployment for teams | Self-hosted gateway for managing prompts and AI connectors in your app |
| Category | Models & APIs | Models & APIs |
| Pricing model | Freemium | Freemium |
| Starting price | $12/mo | See pricing page |
| Free plan | Yes | Yes |
| Made by | PromptHub | prst.ai |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
PromptHub starts at $12/mo and prst.ai starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Free
Free
- 2,000 requests per month
- 10 prompt enhancements per month
- Public prompts only
- Limited API access
Pro
$12/mo
- Single user
- Private prompts
- 10,000 requests per month
- Full API access
Team
$20/mo
- Per user
- Unlimited team members
- 50,000 requests per month
- Team and user permissions
Enterprise
Contact sales
- SSO and SAML
- Custom limits and roles
- Custom model support
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
PromptHub
- Versioning works like Git for prompts
- Free plan includes all features
- Side-by-side model comparison
- Free plan prompts are all public
- Free plan allows only 2,000 requests a month
- SOC 2 is still in progress
prst.ai
- Data stays on your own servers
- Built-in A/B testing for prompts
- Works with any AI service via API
- Paid tiers aren't explained in the evidence
- Self-hosting needs your own infrastructure
- Sparse public documentation of limits
Which one should you choose?
Choose PromptHub if you want:
- Versioning works like Git for prompts
- Free plan includes all features
- Side-by-side model comparison
Watch out: free plan prompts are all public.
Choose prst.ai if you want:
- Data stays on your own servers
- Built-in A/B testing for prompts
- Works with any AI service via API
Watch out: paid tiers aren't explained in the evidence.
PromptHub vs prst.ai FAQ
What is the difference between PromptHub and prst.ai?
PromptHub: Prompt versioning, testing and deployment for teams. prst.ai: Self-hosted gateway for managing prompts and AI connectors in your app. Both are models & apis tools.
Is PromptHub or prst.ai cheaper?
PromptHub starts at $12/mo and prst.ai starts at See pricing page. Check both pricing pages for current plans.
Do PromptHub and prst.ai have free plans?
PromptHub: Yes. prst.ai: Yes.
Who makes PromptHub?
PromptHub is made by PromptHub.
Who makes prst.ai?
prst.ai is made by prst.ai.
Which should I choose, PromptHub or prst.ai?
Choose PromptHub if you value versioning works like git for prompts and free plan includes all features. Choose prst.ai if you value data stays on your own servers and built-in a/b testing for prompts.