kitio.aiSentry vs Hermes IDE
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Hermes IDE is completely free, while Sentry is freemium.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Error monitoring
- Tracing and profiling
- Session replay
- Seer AI debugging agent
- AI code review
- Sentry MCP server
- Parallel coding agents
- Branch per task
- Agent inbox
- Per-turn diffs and restore
- Custom agent commands
| Feature | Sentry | Hermes IDE |
|---|---|---|
| Best for | Error and performance monitoring with an AI debugging agent | Desktop console for running many coding agents side by side |
| Category | Coding | Coding |
| Pricing model | Freemium | Free |
| Starting price | See pricing page | Free |
| Free plan | Yes | Yes, fully free |
| Made by | Functional Software (Sentry) | Hermes IDE |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Hermes IDE is completely free, while Sentry is freemium.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Developer
Free
- Limited to one user
- Error monitoring and tracing
- 10 custom dashboards
- MCP access
Team
$26/mo billed yearly
- Unlimited users
- Third-party integrations
- 20 custom dashboards
- Seer available as add-on
Business
$80/mo billed yearly
- Unlimited custom dashboards
- Advanced quota management
- SAML and SCIM support
Enterprise
Contact sales
- Technical account manager
- Dedicated support
Prices in USD, checked Nov 5, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Sentry
- Free plan for solo developers
- AI debugging works from real error data
- Wide SDK coverage
- Integrates with GitHub and Slack
- Seer needs a separate subscription
- Free plan is limited to one user
- Costs rise with event volume
Hermes IDE
- Works with agents from any vendor
- Keeps each task isolated on a branch
- Free to use
- Windows support is best-effort
- BSL license limits some commercial reuse
- You still pay for each agent's own plan
Which one should you choose?
Choose Sentry if you want:
- Free plan for solo developers
- AI debugging works from real error data
- Wide SDK coverage
Watch out: seer needs a separate subscription.
Choose Hermes IDE if you want:
- Works with agents from any vendor
- Keeps each task isolated on a branch
- Free to use
Watch out: windows support is best-effort.
Sentry vs Hermes IDE FAQ
What is the difference between Sentry and Hermes IDE?
Sentry: Error and performance monitoring with an AI debugging agent. Hermes IDE: Desktop console for running many coding agents side by side. Both are coding tools.
Is Sentry or Hermes IDE cheaper?
Hermes IDE is completely free, while Sentry is freemium.
Do Sentry and Hermes IDE have free plans?
Sentry: Yes. Hermes IDE: Yes, fully free.
Who makes Sentry?
Sentry is made by Functional Software (Sentry), based in United States.
Who makes Hermes IDE?
Hermes IDE is made by Hermes IDE.
Which should I choose, Sentry or Hermes IDE?
Choose Sentry if you value free plan for solo developers and ai debugging works from real error data. Choose Hermes IDE if you value works with agents from any vendor and keeps each task isolated on a branch.