Ahrefs is the marketing platform built to keep your brand discoverable across search, AI, and the web.
We support modern discovery end to end – from SEO to AEO – showing you how people search, what AI surfaces, and where your brand actually appears, so you can act on real demand, not assumptions.
With Brand Radar, Ahrefs powers one of the largest AI visibility databases available today.
The scale:
• 239M+ total monthly prompts indexed
• 162M+ AI Overviews prompts
• 29M AI Mode prompts
• 13M+ ChatGPT prompts
• 13M+ Copilot prompts
• Coverage across ChatGPT, Copilot, Gemini – plus Reddit, TikTok, and YouTube
For over 15 years, we’ve been building one of the largest marketing data platforms in the world and turning that data into tools marketers rely on every day. With Ahrefs, you can research demand, analyze competitors, find content opportunities, track backlinks, monitor performance, and measure visibility across search and AI – all in one place.
Ahrefs is trusted by teams worldwide, from fast-moving startups to 44% of the Fortune 500.
We power businesses with the best digital data. Our mission is to create the most accurate, comprehensive, and actionable digital data, so every business can win their market.
Digital is now the most important driver of growth and profitability for just about every business. Similarweb is a platform that gives our customers a true 360 degree view of all digital activity across customers, prospects, partners, and competition. The resulting insights give our customers — who are some of the world’s biggest brands — a digital edge that helps them beat their competition and win their markets.
Listed on NYSE: #SMWB
Trusted by Jimmy Kimmel: https://bit.ly/41DW62X
In numbers:
Founded in 2009
1,200 employees globally
10,000+ customers
14 global offices
Services in 100+ countries
Quantcast is the AI-powered ad platform built for performance marketers. Leveraging nearly 20 years of expertise, our mission is to radically simplify open internet advertising. We harness AI and machine learning to deliver superior audience intelligence and drive exceptional campaign performance. With real-time audience intelligence, end-to-end workflow simplicity, and future-proof cookieless reach, Quantcast helps advertisers and agencies of all sizes understand audiences deeply, act faster, and turn ad spend into measurable growth.
Get contact details of over 700M profiles across 60M
companies – all with industry-leading accuracy. Sales and Recruiter users, try out our
Email Finder Extension.
Find business and personal emails and mobile phone numbers
with exclusive coverage across niche job titles, industries, and more
for unparalleled targeting. Also
available via our
Contact Data API.