Know when something changes in AI answers.
Signal watches your AI visibility for you and flags what changed, why it matters, and what to check next.
- 5areas watched for changes
- 4urgency levels, critical to low
- 1click to mark it relevant or noise
- Privatecase library for your team
Watch Signal catch a change
Changes arrive on their own, most urgent first.
- You dropped out of 3 Perplexity answersVisibility · todayCritical
- Competitor A now leads “best CRM” questionsCompetitors · todayHigh
- ClaudeBot blocked after a site updateAI bots · todayMedium
- Positive mentions up 12%Reputation · todayGood news
- Did a review page AI cites change?
- Did Competitor A publish a comparison?
Pick a change to see the details
Your visibility, competitors, AI bot access, cited sources, and reputation.
Each change is ranked from critical to low, so you know where to look.
Every change shows the before and after. No digging through reports.
We follow company, market and regulatory news about you, and show how it shifts your AI visibility.
- Visibility
- Competitors
- AI bot access
- Cited sources
- Reputation
Signal suggests the right questions to ask, so you find the cause faster.
Mark each change as relevant, noise, or a duplicate.
Your reviewed changes are saved privately and shown when something similar happens.
Why did Perplexity stop naming you for “best CRM”?
Check these firstDid a review page AI cites change?Did Competitor A publish a comparison?Is your pricing page still readable by AI?