Warmer.ai is a 2026 AI-powered B2B sales enrichment platform that supercharges cold outreach by enriching leads from CSV uploads, scraping social/company data, and generating hyper-personalized emails that feel human-written. It boosts reply rates (claimed 3x+), saves research time (92%), and books more meetings with contextual messages based on LinkedIn activity, recent news, funding, etc. Features include email validation, CRM exports (Salesforce, HubSpot, etc.), API access, and a new Social Enrichment API. Credit-based pricing, 14-day free trial—ideal for SDRs, sales teams, and outbound prospectors scaling personalized cold emails without losing quality.