Ahrefs
Free tierAI marketing platform powered by big data — dominate search, AI, and beyond
Free tier available·All audiences·Powered by Anthropic (Claude), Google (Gemini), others·API available
Key strengths
World's #1 SEO crawler with industry-leading backlink and keyword databasesAI agent (Agent A) with unrestricted access to all Ahrefs dataComprehensive all-in-one platform: SEO, content, PPC, brand, social, and localAI search visibility tracking across LLMs (Brand Radar, Custom Prompts)Enterprise-grade infrastructure with 100+ API endpoints and ISO27001 certification
Free tier + paid plans
Singapore, Singapore
Founded 2010
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- Automated SEO reporting pipelines: Use the 100+ API endpoints to pull keyword rankings, backlink metrics, and traffic data into internal BI tools or custom dashboards on a scheduled basis.
- AI chatbot enrichment via MCP: Connect Ahrefs to ChatGPT, Claude, or Copilot via the Model Context Protocol so analysts can query live Ahrefs data in natural language without leaving their AI assistant.
- Technical SEO automation: Use AI Tech SEO and Site Audit APIs to detect crawl issues, deploy fixes via Patches, and monitor resolution — all without requiring developer intervention.
- PPC competitive intelligence: Programmatically extract competitor ad copy, CPC data, and paid keyword strategies via the API to feed into bidding algorithms or ad copy testing workflows.
- Portfolio monitoring at scale: Use the Portfolios feature and API to track SEO health and traffic trends across hundreds of client or investment domains simultaneously.
- Bot traffic analysis: Ingest Bot Analytics data to identify malicious crawlers, optimize crawl budget allocation, and feed anomalies into security monitoring or alerting systems.