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No Prompt Injections

💻 Code & Development 📊 Business & Productivity ⚙️ Automation Discontinued · Feb 13, 2026

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No Prompt Injections is a specialized AI security middleware designed to protect AI applications from prompt injection attacks and sensitive data leakage. It operates by inspecting all incoming prompts and outgoing responses in real-time, sitting between the AI application and the underlying Large Language Model (LLM). This proactive defense mechanism is crucial for developers and businesses aiming to deploy secure and compliant AI-powered solutions, safeguarding against malicious inputs and unintended data exposures.

ai security prompt injection llm security data leakage prevention ai firewall api security middleware developer tools cybersecurity ai safety
6 views 0 comments Published: Jan 07, 2026

Why was this tool discontinued?

Automatically marked inactive after 7 consecutive failed health checks (last error: DNS resolution failed)

What It Does

This tool acts as an AI firewall, meticulously scanning user inputs for malicious patterns before they reach the LLM, and analyzing LLM outputs to prevent the exposure of sensitive data or the execution of harmful commands. It provides real-time protection by intercepting and sanitizing data flows instantaneously, ensuring the integrity and security of the AI system at every interaction point.

Pricing

Pricing Type: Paid
Pricing Model: Paid

Pricing Plans

Free Tier
Free

A free plan suitable for testing and small-scale applications, offering basic protection and limited usage.

  • 1,000 requests/month
  • 1 API key
  • Email support
Paid Tier
$99.00 / monthly

A paid plan for growing applications, providing significantly higher usage limits, more API keys, advanced features like custom rules, and priority support.

  • 100,000 requests/month
  • 5 API keys
  • Priority support
  • Custom rules
Enterprise
Custom / monthly

Customizable enterprise solutions for large organizations requiring tailored deployments, extensive support, and advanced security features.

  • Unlimited requests
  • Unlimited API keys
  • Dedicated support
  • On-premise deployment options
  • Advanced analytics

Core Value Propositions

Proactive AI Security

Prevents attacks before they impact your LLM, offering a critical first line of defense against emerging threats.

Ensured Data Privacy

Blocks sensitive information from being exposed, helping organizations maintain data privacy and adhere to compliance regulations.

Simplified Compliance

Provides the necessary security controls to meet regulatory requirements for AI deployments, reducing legal and reputational risks.

Reliable AI Application Performance

Guarantees that AI applications function as intended without malicious interference, enhancing user trust and system reliability.

Use Cases

Securing AI Chatbots

Prevents users from injecting malicious prompts to manipulate chatbot behavior, extract data, or cause unintended actions.

Protecting Enterprise AI Tools

Safeguards internal AI applications that handle confidential company data, ensuring data integrity and preventing unauthorized access.

Preventing Data Exfiltration

Blocks sensitive customer or proprietary data from being accidentally or maliciously leaked through LLM responses in public-facing applications.

Ensuring Regulatory Compliance

Helps businesses comply with data privacy regulations (e.g., GDPR, HIPAA) by monitoring and sanitizing LLM outputs for sensitive information.

Safeguarding AI Code Assistants

Protects code generation tools from malicious prompts that could lead to the generation of insecure or harmful code.

Technical Features & Integration

Real-time Prompt Filtering

Scans and sanitizes user input for malicious content before it reaches the LLM, preventing prompt injection attacks at the source.

Response Monitoring & Sanitization

Analyzes LLM outputs to detect and block sensitive data leakage or unintended actions, ensuring secure and controlled responses.

Comprehensive Threat Detection

Identifies various prompt injection vectors, including indirect injections, jailbreaks, and data exfiltration attempts.

Sensitive Data Leakage Prevention

Blocks PII, confidential information, and other sensitive data from being exposed in LLM-generated content.

Developer-Friendly Integration

Offers easy integration via APIs and SDKs into existing AI application architectures without significant overhead.

Customizable Security Rules

Allows users to define and tailor specific security policies and filters to meet unique application and compliance needs.

Target Audience

This tool is primarily for developers, AI product managers, and security engineers building and deploying AI applications. Businesses across all industries, particularly those handling sensitive data or operating under strict regulatory compliance, will benefit from its enhanced security measures for their AI-powered solutions.

Frequently Asked Questions

No Prompt Injections is a paid tool. Available plans include: Free Tier, Paid Tier, Enterprise.

This tool acts as an AI firewall, meticulously scanning user inputs for malicious patterns before they reach the LLM, and analyzing LLM outputs to prevent the exposure of sensitive data or the execution of harmful commands. It provides real-time protection by intercepting and sanitizing data flows instantaneously, ensuring the integrity and security of the AI system at every interaction point.

Key features of No Prompt Injections include: Real-time Prompt Filtering: Scans and sanitizes user input for malicious content before it reaches the LLM, preventing prompt injection attacks at the source.. Response Monitoring & Sanitization: Analyzes LLM outputs to detect and block sensitive data leakage or unintended actions, ensuring secure and controlled responses.. Comprehensive Threat Detection: Identifies various prompt injection vectors, including indirect injections, jailbreaks, and data exfiltration attempts.. Sensitive Data Leakage Prevention: Blocks PII, confidential information, and other sensitive data from being exposed in LLM-generated content.. Developer-Friendly Integration: Offers easy integration via APIs and SDKs into existing AI application architectures without significant overhead.. Customizable Security Rules: Allows users to define and tailor specific security policies and filters to meet unique application and compliance needs..

No Prompt Injections is best suited for This tool is primarily for developers, AI product managers, and security engineers building and deploying AI applications. Businesses across all industries, particularly those handling sensitive data or operating under strict regulatory compliance, will benefit from its enhanced security measures for their AI-powered solutions..

Prevents attacks before they impact your LLM, offering a critical first line of defense against emerging threats.

Blocks sensitive information from being exposed, helping organizations maintain data privacy and adhere to compliance regulations.

Provides the necessary security controls to meet regulatory requirements for AI deployments, reducing legal and reputational risks.

Guarantees that AI applications function as intended without malicious interference, enhancing user trust and system reliability.

Prevents users from injecting malicious prompts to manipulate chatbot behavior, extract data, or cause unintended actions.

Safeguards internal AI applications that handle confidential company data, ensuring data integrity and preventing unauthorized access.

Blocks sensitive customer or proprietary data from being accidentally or maliciously leaked through LLM responses in public-facing applications.

Helps businesses comply with data privacy regulations (e.g., GDPR, HIPAA) by monitoring and sanitizing LLM outputs for sensitive information.

Protects code generation tools from malicious prompts that could lead to the generation of insecure or harmful code.

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