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Get Started in Three Steps

Get your API key and make your first request to the OsintCat API.

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Step 1: Create an Account

  1. Visit https://www.osintcat.net/register
  2. Fill in your details and create your account
  3. Verify your email address if required
  1. Log in to your dashboard
  2. Navigate to your account settings
  3. Copy your API key
Keep your API key secure and never expose it in client-side code or public repositories.

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Step 2: Make Your First Request

Test the API by checking your account information: 
curl "https://www.osintcat.net/api/user?id=YOUR_API_KEY"

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Step 3: Try a Lookup Endpoint

Now try a breach lookup: 
curl "https://www.osintcat.net/api/[email protected]&id=YOUR_API_KEY"

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Understanding Rate Limits

Important: Our API has a soft rate limit of 3 requests per second. Exceeding this limit will result in a 30-minute timeout.
  • Implement proper rate limiting in your application
  • Use exponential backoff for retries
  • Monitor your usage with the /api/user endpoint

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API Plans

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Free Plan

  • API Requests: 0 requests/day
  • Dashboard Requests: 10 requests/day

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Premium Plan

  • API Requests: 50 requests/day
  • Dashboard Requests: Unlimited

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Enterprise Plan

  • API Requests: Unlimited
  • Dashboard Requests: Unlimited
Daily limits reset at midnight UTC. Check your usage anytime with the /api/user endpoint.

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Next Steps

Browse API Reference

Explore all available endpoints and their parameters.

View Examples

See code examples for each endpoint in multiple languages.

Check Usage

Learn how to monitor your API usage and limits.

Get Support

Access support through your dashboard.

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Common Use Cases

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Security Research

Use breach lookups and email OSINT to investigate security incidents and data leaks.

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Account Verification

Verify user information across multiple platforms using username and email lookups.

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Network Analysis

Analyze IP addresses and domains to understand network infrastructure and potential threats.

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Social Media Intelligence

Gather information from Discord, Reddit, and other platforms for legitimate research purposes.
Always ensure you have proper authorization and comply with applicable laws when using OSINT tools.