# Signal Agent > Signal Agent is a SaaS brand-monitoring platform. It automatically tracks > public mentions of a business's brand across YouTube, Telegram, and X, > using each platform's official API, classifies sentiment with AI, and > delivers plain-language weekly reports plus same-day Crisis Alerts when > negative mentions spike above a customer's normal baseline. Signal Agent is built for small businesses, content creators, growing brands, and agencies who want automated reputation monitoring without hiring a team or building the pipeline themselves. It uses only official, sanctioned platform APIs — never scraping or gray-area access. ## Product - [Monitoring](https://signalagenthq.com/monitoring.html): weekly AI-analyzed reports across YouTube, Telegram, and X. Starts at $12/mo, 7-day free trial on Core, YouTube, and Telegram. - [Crisis Alerts](https://signalagenthq.com/crisis-alerts.html): checks a customer's platforms every 3 hours and sends an instant email if negative mentions spike well above their normal average. Starts at $8/mo, an add-on to Monitoring. - [FAQ](https://signalagenthq.com/faq.html): common questions about the trial, billing, coverage limitations, and how reports are generated. ## Company - Operated by Arda Kiraci, a sole proprietorship (şahıs şirketi) registered in Türkiye. - [Terms of Service](https://signalagenthq.com/terms.html) - [Privacy Policy](https://signalagenthq.com/privacy.html) - [Refund Policy](https://signalagenthq.com/refund.html) - [Contact](https://signalagenthq.com/contact.html) ## Blog Guides on brand monitoring, reputation management, and reading customer sentiment. Full index at [signalagenthq.com/blog.html](https://signalagenthq.com/blog.html). - [How to Monitor Your Brand on Social Media](https://signalagenthq.com/blog-social-media-monitoring-guide.html) - [Why YouTube Comments Are Your Most Honest Customer Feedback](https://signalagenthq.com/blog-youtube-comment-monitoring.html) - [Why Same-Day Crisis Detection Matters for Your Brand](https://signalagenthq.com/blog-why-crisis-alerts-matter.html) - [How to Respond to Negative Comments Without Making It Worse](https://signalagenthq.com/blog-responding-to-negative-comments.html) - [YouTube vs Telegram vs X: Where Should You Monitor First?](https://signalagenthq.com/blog-platform-comparison.html) - [Telegram Community Management for Small Businesses](https://signalagenthq.com/blog-telegram-community-management.html) - [The Real Cost of Ignoring a Single Bad Comment](https://signalagenthq.com/blog-cost-of-ignoring-comments.html) - [Why Brand Monitoring Matters More for Small Companies, Not Less](https://signalagenthq.com/blog-why-small-companies-need-monitoring.html) - [What Is Online Reputation Management? A Practical Guide](https://signalagenthq.com/blog-what-is-online-reputation-management.html) - [How to Handle a Social Media Crisis: A Step-by-Step Framework](https://signalagenthq.com/blog-social-media-crisis-framework.html) - [Sentiment Analysis Explained: How AI Reads Customer Opinions](https://signalagenthq.com/blog-sentiment-analysis-explained.html) - [Social Listening vs. Social Monitoring: What's the Difference?](https://signalagenthq.com/blog-social-listening-vs-monitoring.html) - [How Often Should You Check Your Brand Mentions?](https://signalagenthq.com/blog-how-often-check-brand-mentions.html) ## Turkish A Turkish-language version of the homepage and blog is available at [signalagenthq.com/tr/index.html](https://signalagenthq.com/tr/index.html).