Arcjet
Runtime security for AI agents, coding agents and web apps
Free planPaid from $2515-day trial
- API / SDK
- CLI / Terminal
Arcjet vs Sierra
A side-by-side comparison to help you choose.
Arcjet
Arcjet edges ahead on overall rating and fit.
Try Arcjet
Feature comparison
| Arcjet | Sierra | |
|---|---|---|
| Rating | 4.3 / 5 | 4.0 / 5 |
| Pricing | Free+Paid | — |
| Starting price | $25 | — |
| Free plan | Included | No |
| Offers free trial | Yes (15 days) | No |
| Platforms | API / SDK, CLI / Terminal | Web app |
| Integrations | Claude | — |
| Best for | Developer teams shipping AI agents or AI-powered features who need guardrails against prompt injection, data leaks and runaway token spend, and who are happy to integrate an SDK. | Enterprise support teams, CX leaders, AI operations teams, product teams, regulated industries, brands with high support volume |
| Founded | 2023 | — |
| Company | Arcjet Labs, Inc. | — |