Switch to AgentData
The free Hunter.io alternative
AgentData is a completely free Hunter.io alternative. No credit card, no credit limits, no paid tiers — free forever with 1,000 lookups per day. It combines email finding with tech stack detection for 130M+ companies, 8M+ verified emails, and real-time switch signals, while Hunter costs $49/month.
Hunter finds emails. AgentData finds emails AND tells you what tech stack companies use, when they switch tools, and who the decision-makers are. Completely free.
Huntervs AgentData — quick facts
AgentDataHunter
Starting price
Free$49/mo
Tech stacks
845 technologiesNone
MCP server
Yes — nativeNone
Public pages
130M+ companiesNone
Feature comparison
Feature
AgentData
Hunter
Data
Tech stack detection
845 technologies
None
Email finding
8M+ verified
Core product
Switch signals
Real-time
None
People profiles
2.9M+ with titles
Email-focused only
Company classification
Sector, size, model
None
AI agent access
MCP server
Native
None
REST API
11 endpoints
Email-only endpoints
Human access
Public company pages
130M+ browsable
None — login required
Email verification
Confidence scores
Built-in verifier
Chrome extension
Not yet
Available
Built for AI agents
MCP Server
Connect Claude, GPT, or any MCP-compatible agent directly.
npx agentdata-mcp-server --api-key YOUR_KEYREST API
JSON responses. Standard HTTP. Works with any language.
GET /api/v1/lookup?domain=stripe.comWeb Search
130M+ company pages, publicly browsable, no login required.
agentdata.run/company/stripe.comPricing comparison
AgentData
Free
Free
Starter
$49/mo
$49/mo
Growth
$149/mo
$149/mo
Lookups/mo
1,000
Varies
Varies
REST API
Yes
Varies
Yes
MCP server
Yes
No
No
Tech stacks
845
Limited
Limited
Switch signals
Yes
No
No
CSV export
Yes
Varies
Yes
Public data pages
Free
No
No
Frequently asked questions
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Company intelligence for AI agents and growth teams. Completely free.