# AI tools for “Prompt Injection” 88 matching tools; showing 24, ranked by relevance. Filters: `group=coding-development` | # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Why it matched | Profile (Markdown) | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | 1 | [Lakera Guard](https://openaitools.app/tool/lakera-guard) | 88,435 | -24% | Contact for Pricing | Runtime security that stops prompt injection and data leaks in LLM apps | keywords 100%; semantic match | [.md](https://openaitools.app/tool/lakera-guard.md) | | 2 | [Arcjet](https://openaitools.app/tool/arcjet) | 38,973 | -29.2% | Free Trial, Paid, Contact for Pricing | Runtime security that decides what your AI agents are allowed to do | keywords 100%; semantic match | [.md](https://openaitools.app/tool/arcjet.md) | | 3 | [Fabraix](https://openaitools.app/tool/fabraix) | 3,051 | +15.4% | Freemium, Contact for Pricing | Our agents hack your AI before attackers do | keywords 100%; semantic match | [.md](https://openaitools.app/tool/fabraix.md) | | 4 | [ChatGPT Shortcut](https://openaitools.app/tool/chatgpt-shortcut) | 84,028 | -9.9% | Free | Free, community-curated AI prompt library for ChatGPT, Claude and Gemini | semantic match | [.md](https://openaitools.app/tool/chatgpt-shortcut.md) | | 5 | [supermemory](https://openaitools.app/tool/supermemory-1) | 156,579 | -7.7% | Contact for Pricing | A memory and continual-learning engine that gives any AI agent persistent context | keywords 74% | [.md](https://openaitools.app/tool/supermemory-1.md) | | 6 | [The Prompt Index](https://openaitools.app/tool/the-prompt-index) | 31,404 | -16.9% | Free | A searchable AI prompt database with 25 AI tools built in | semantic match | [.md](https://openaitools.app/tool/the-prompt-index.md) | | 7 | [Mindgard](https://openaitools.app/tool/mindgard) | 153,455 | +1.3% | Contact for Pricing | Attack-led AI security testing and red teaming | semantic match | [.md](https://openaitools.app/tool/mindgard.md) | | 8 | [Hamming AI](https://openaitools.app/tool/hamming-ai-yc-s24) | 17,813 | -31.7% | Contact for Pricing | The security layer for voice and chat agents: test, red-team, and monitor every call | semantic match | [.md](https://openaitools.app/tool/hamming-ai-yc-s24.md) | | 9 | [Camoufox](https://openaitools.app/tool/camoufox) | 38,174 | -30.8% | Free | Open-source anti-detect Firefox engine built for AI agents | keywords 74% | [.md](https://openaitools.app/tool/camoufox.md) | | 10 | [Prompt Token Counter](https://openaitools.app/tool/prompt-token-counter) | 8,328 | -29.9% | Free | See exactly how many tokens your OpenAI prompt will use | semantic match | [.md](https://openaitools.app/tool/prompt-token-counter.md) | | 11 | [Alicent](https://openaitools.app/tool/alicent) | 1,685 | -13.1% | Free Trial, Paid | A ChatGPT Chrome extension that pairs 250+ expert prompts with your own brand context | keywords 100% | [.md](https://openaitools.app/tool/alicent.md) | | 12 | [Equixly](https://openaitools.app/tool/equixly) | 13,245 | -34.3% | Contact for Pricing | Autonomous penetration testing and AI red teaming beyond human limits | semantic match | [.md](https://openaitools.app/tool/equixly.md) | | 13 | [DKnownAI Guard](https://openaitools.app/tool/dknownai-guard) | 0 | 0% | Freemium | Block the deceivers, keep your agent autonomous | keywords 100%; semantic match | [.md](https://openaitools.app/tool/dknownai-guard.md) | | 14 | [Jailbroken ChatGPT](https://openaitools.app/tool/jailbroken-chatgpt) | 748 | 0% | Free | A no-frills chat front end with the safety framing removed. | semantic match | [.md](https://openaitools.app/tool/jailbroken-chatgpt.md) | | 15 | [PRST.ai](https://openaitools.app/tool/prst-ai) | 1,169 | -42.6% | Paid, Contact for Pricing, Free | Self-hosted, no-code prompt management for any AI model | semantic match | [.md](https://openaitools.app/tool/prst-ai.md) | | 16 | [MCP Defender](https://openaitools.app/tool/mcp-defender) | 0 | 0% | Free | Open-source security for AI apps and MCP traffic | keywords 100%; semantic match | [.md](https://openaitools.app/tool/mcp-defender.md) | | 17 | [16x Prompt](https://openaitools.app/tool/16x-prompt) | 519 | -76.5% | Freemium | AI coding with structured prompt and context management | semantic match | [.md](https://openaitools.app/tool/16x-prompt.md) | | 18 | [GPT CLI](https://openaitools.app/tool/gptcli) | 2,458 | -48.6% | Free | Build your own ChatGPT-powered command-line tools in seconds | semantic match | [.md](https://openaitools.app/tool/gptcli.md) | | 19 | [Manicode](https://openaitools.app/tool/manicode) | 292 | -95.7% | Paid | Secure-by-default system prompts that stop AI assistants from writing vulnerable code | semantic match | [.md](https://openaitools.app/tool/manicode.md) | | 20 | [Prompt EASY](https://openaitools.app/tool/prompteasy-ai) | 253 | -88.2% | Free | Master AI prompting with guided pathways, 3000+ prompts and multi-model comparison | semantic match | [.md](https://openaitools.app/tool/prompteasy-ai.md) | | 21 | [BuildPrompt](https://openaitools.app/tool/buildprompt) | 447 | -79.7% | Contact for Pricing | Agentic AI for construction and infrastructure data | semantic match | [.md](https://openaitools.app/tool/buildprompt.md) | | 22 | [ManagePrompt](https://openaitools.app/tool/manageprompt) | 233 | 0% | Open Source, Free | Capture and inspect every LLM API call from a local web UI | semantic match | [.md](https://openaitools.app/tool/manageprompt.md) | | 23 | [OnVerb](https://openaitools.app/tool/onverb) | 182 | -70.9% | Freemium, Free Trial | One AI workspace for GPT, Claude, and Gemini with reusable system prompts | semantic match | [.md](https://openaitools.app/tool/onverb.md) | | 24 | [HighGround](https://openaitools.app/tool/highground) | 635 | +171.4% | Free Trial | The AI WordPress plugin that writes, optimizes, and publishes for you | keywords 74% | [.md](https://openaitools.app/tool/highground.md) | Page 1 of 4 · [Next page →](https://openaitools.app/index.md?q=Prompt+Injection&group=coding-development&page=2) For programmatic access use `https://openaitools.app/api/tools?q=…` or MCP `https://openaitools.app/api/mcp`. --- Source: https://openaitools.app/?q=Prompt%20Injection More Markdown: [Categories](https://openaitools.app/categories.md) · [Traffic rankings](https://openaitools.app/rankings.md) · [llms.txt](https://openaitools.app/llms.txt)