Prompt Inspector
C
C tier on LLM Security ToolsScore 5.8 · #15 of 28
- Android app
- Not listed
- Free plan
- Yes
- Runs on
- api, Linux, Mac, self-hosted, Web, Windows
Summary
Prompt Inspector is ranked #15 of 28 in LLM security tools on Everything Xiaomi. It runs on API, Linux, macOS, Self-hosted, Web, Windows. There is a free plan.
Prompt Inspector plans and pricing
All plansFree Free 1,000 detections / month 1,000 detections / month · REST API · SDK · MCP promptinspector.io · 4 Oct 2026
Starter Not published 100,000 requests/month · 50 req/s · < 50 ms P95 promptinspector.io · 4 Oct 2026
Enterprise Not published Unlimited requests · Custom rate limit · < 20 ms P95 + SLA promptinspector.io · 4 Oct 2026
Pro Not published 1,000,000 requests/month · 200 req/s · < 30 ms P95 promptinspector.io · 4 Oct 2026
Compared on LLM security tools
- Free plan
- Yespromptinspector.io
- Prompt injection defense
- Yespromptinspector.io
Facts
- Purpose
- Prompt Inspector provides real-time prompt injection detection, sensitive word filtering, and AI safety guardrails through an API call.promptinspector.io · 4 Oct 2026
- Threat detection
- Its detection engine checks for prompt injections, jailbreaks, and system prompt leaks.promptinspector.io · 4 Oct 2026
- Detection layers
- The engine uses hash caching, sensitive word matching, semantic vector analysis, optional AI review, and arbitration.promptinspector.io · 4 Oct 2026
- Integrations
- The maker lists a REST API, Python SDK, Node.js SDK, MCP server, and agent skills for OpenClaw and Claude Code.promptinspector.io · 4 Oct 2026
- MCP clients
- The maker identifies Cursor, VS Code Copilot, and Claude Desktop as tools that can connect through its MCP server.promptinspector.io · 4 Oct 2026
- Tenant isolation
- The maker says each app has its own API key, sensitive word configuration, rate limits, and detection logs.promptinspector.io · 4 Oct 2026
- Self-hosting
- The maker offers a self-hosted option for non-commercial use under the AGPL-3.0 license.promptinspector.io · 4 Oct 2026
- Enterprise
- The enterprise offering includes private or on-premise deployment, custom integrations, managed payload library updates, and dedicated SLA support.promptinspector.io · 4 Oct 2026
- Free allowance
- The homepage states the free plan includes 1,000 detections per month.promptinspector.io · 4 Oct 2026
- Pricing detail
- The maker describes cloud pricing as pay-as-you-grow but does not state a price on the opened homepage.promptinspector.io · 4 Oct 2026
- API limits
- The maker's API article lists 10,000 monthly requests and 10 requests per second for Free, while the homepage lists 1,000 monthly detections.promptinspector.io · 4 Oct 2026
- Support
- The homepage lists community support for self-hosted users and dedicated SLA support for enterprise customers.promptinspector.io · 4 Oct 2026
Best Prompt Inspector alternatives
See all 12
Where it ranks on Everything Xiaomi
- Best LLM Security Tools in 2026#15 of 28
Is Prompt Inspector yours?
Claim it for free: prove the domain, then correct facts, plans and screenshots. An editor reviews every change.
Sources
- promptinspector.io· checked 4 Oct 2026
- promptinspector.io/blog/prompt-security-api· checked 4 Oct 2026