How AgentData compares, honestly
Every page below reads each vendor’s pricing from its own site on a stated date, shows both products’ API responses where they’re public, and says where the other tool is the better choice. AgentData is free: 128M companies, 2,293 technologies, 9.0M email addresses, 1,000 lookups a day, API and MCP included.
AgentData is a completely free Apollo alternative. No credit card, no trial period, no paid tiers — free forever with 1,000 lookups per day. It provides tech stack detection for 130M+ companies, 8M+ verified emails, and real-time switch signals, while Apollo costs $59/month.
AgentData is a completely free ZoomInfo alternative. No credit card, no annual contract, no sales calls — free forever with 1,000 lookups per day. It provides tech stack detection for 130M+ companies, 8M+ verified emails, and real-time switch signals, while ZoomInfo requires annual contracts starting at approximately $15,000/year.
Clearbit no longer exists as a standalone product; its data is HubSpot Breeze Intelligence, credit-priced, HubSpot subscription required. AgentData is the free enrichment API with tech stacks, verified emails and people.
Hunter is $49 to $299 a month for emails and 50 free credits. AgentData gives verified emails, people and the company's tech stack in one free lookup, 1,000 a day, API and MCP included.
BuiltWith is $295 to $995 a month for tech stacks. AgentData detects technologies on domains, adds verified emails and people, and costs $0.
AgentData is a completely free Lusha alternative. No credit card, no credit limits, no paid tiers — free forever with 1,000 lookups per day. It provides verified emails alongside tech stack detection for 130M+ companies, 8M+ verified emails, and real-time switch signals, while Lusha costs $49/month.
AgentData is a completely free Cognism alternative. No credit card, no sales calls, no enterprise contracts — free forever with 1,000 lookups per day. It provides tech stack detection for 130M+ companies, 8M+ verified emails, and real-time switch signals, while Cognism requires custom enterprise pricing.
MoltSets is $27 to $997 a month, US-only, rate-windowed and in closed beta. AgentData gives AI agents company profiles, tech stacks, verified emails and switch signals worldwide for $0, today.