kitio.aiTessl vs Prompt Studio
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Tessl starts at $100/mo and Prompt Studio starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Skills and plugin registry
- Skill activation analytics
- Before-and-after evals
- Tessl agent
- Spending limits
- Self-hosted option
- Workbench for agent-built tools
- Shared search and notifications
- Shared themes
- Works with Claude Code, Codex and OpenCode
- Custom icon sets
| Feature | Tessl | Prompt Studio |
|---|---|---|
| Best for | Registry and evals for the skills and context coding agents use | Desktop workbench for tools built by coding agents |
| Category | Coding | Coding |
| Pricing model | Freemium | Freemium |
| Starting price | $100/mo | See pricing page |
| Free plan | Yes | Yes |
| Made by | Tessl | Pufflig AB |
| Based in | United Kingdom | Sweden |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Tessl starts at $100/mo and Prompt Studio starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Free
Free
- 1,000 credits per month
- Tessl agent
- Unlimited skills and plugins
- Single workspace
Team
$100/mo
- 5,000 credits per month
- Role management
- Pay-as-you-go beyond credits
Enterprise
Custom
- Bring your own LLM
- Self-hosted deployment
- SLAs and priority 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
Tessl
- Free plan with 1,000 credits a month
- Evals catch skill regressions
- One registry across the org
- Team plan starts at $100 a month
- Frontier models burn credits faster
- Useful mainly for teams already using agents
Prompt Studio
- Works with several coding agents
- Tools share search, themes and notifications
- Docs and community channels are available
- Still an alpha release
- Pricing is not stated on the site
- Desktop only
Which one should you choose?
Choose Tessl if you want:
- Free plan with 1,000 credits a month
- Evals catch skill regressions
- One registry across the org
Watch out: team plan starts at $100 a month.
Choose Prompt Studio if you want:
- Works with several coding agents
- Tools share search, themes and notifications
- Docs and community channels are available
Watch out: still an alpha release.
Tessl vs Prompt Studio FAQ
What is the difference between Tessl and Prompt Studio?
Tessl: Registry and evals for the skills and context coding agents use. Prompt Studio: Desktop workbench for tools built by coding agents. Both are coding tools.
Is Tessl or Prompt Studio cheaper?
Tessl starts at $100/mo and Prompt Studio starts at See pricing page. Check both pricing pages for current plans.
Do Tessl and Prompt Studio have free plans?
Tessl: Yes. Prompt Studio: Yes.
Who makes Tessl?
Tessl is made by Tessl, based in United Kingdom.
Who makes Prompt Studio?
Prompt Studio is made by Pufflig AB, based in Sweden.
Which should I choose, Tessl or Prompt Studio?
Choose Tessl if you value free plan with 1,000 credits a month and evals catch skill regressions. Choose Prompt Studio if you value works with several coding agents and tools share search, themes and notifications.