Prompt Inspector vs Vigil Guard
Prompt Inspector
promptinspector.ioVigil Guard
vigilguard.aiSide by side
| Figure | Prompt Inspector | Vigil Guard |
|---|---|---|
| Price from | Free | — |
| Free plan | Yes | — |
| Free trial | — | Yes |
| Open source | Yes | — |
| Web | Yes | — |
| Windows | Yes | — |
| macOS | Yes | — |
| Linux | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 5 | 3 |
| Spec score · LLM Security Tools | 8.5 (#5) | 7.4 (#14) |
| Integrations | The maker lists a REST API, Python SDK, Node.js SDK, MCP server, and agent skills for OpenClaw and Claude Code. | The maker lists integrations with Splunk, QRadar, Sentinel, Elastic SIEM, n8n, LiteLLM, and a Python SDK with REST access. |
| Support | The homepage lists community support for self-hosted users and dedicated SLA support for enterprise customers. | Growth includes priority support, while Enterprise includes an SLA and dedicated support. |
| Threat coverage | The product is designed to detect prompt injection, jailbreaks, sensitive-content leaks and system-prompt exposure. | The platform detects direct and indirect prompt injection, jailbreaks, data leakage, malicious instructions, and semantic drift. |
Plans
Prompt Inspector
- FreeFree
- FreeFree
- EnterprisePriced on request
- ProPriced on request
- StarterPriced on request
Vigil Guard
- EnterprisePriced on request
- GrowthPriced on request
- StarterPriced on request
In their own words
Prompt Inspector
Prompt Inspector has no write-up on Specifiction yet; its figures are above.
Vigil Guard
Vigil Guard has no write-up on Specifiction yet; its figures are above.