Sales Cold Emails
That Actually Work
Done For You, with Your Own API Keys.
You give us your URL + target audience. We handle lead finding, email generation, sending, and optimization. Works with ChatGPT, Claude, and Cursor.
500 free emails • No credit card • MIT License
100% Open Source
MIT License • Self-host or use our cloud
What makes us different?
Done For You
Competitors give you tools. We do the work.
You say: "Target CTOs at SaaS companies"
We: Find leads → Generate emails → Send → Optimize → Report
Bring Your Own Keys
Use your own API keys. Pay only for what you use.
~$0.02/email (Apollo + Anthropic)
No hidden markups. Full transparency.
Everything You Need for Cold Email
From lead finding to meeting booking. Fully automated.
Find Qualified Leads
Search 275M+ contacts via Apollo. Target by role, company size, industry, and more.
Personalized Emails
Each email is unique. AI researches the recipient and crafts a personalized message.
Automatic A/B Testing
Test subject lines, CTAs, and messaging. Optimizes based on real results.
Smart Sending
Optimal send times, throttling, and warmup. Maximize deliverability automatically.
Reply Detection
Qualifies replies as interested, not interested, or out of office. Focus on hot leads.
Real-time Analytics
Track opens, clicks, replies, and meetings. See what's working in real-time.
Send Your First Campaign in 5 Minutes
No complex setup. Just connect and go.
Connect Your AI
Add MCP Factory to ChatGPT, Claude, or Cursor
https://mcp.mcpfactory.org/mcpDescribe Your Campaign
Tell the AI who to target and what to say
"Send cold emails to CTOs at B2B SaaS companies about our dev tool"
We Handle The Rest
Finds leads, writes emails, sends, and optimizes
You Get Meetings
Reply to interested prospects and close deals
Transparent Pricing
Start for free, then scale as you grow.
Free
Try it out
500 emails
- ✓500 emails (one-time)
- ✓2 concurrent requests
- ✓Basic rate limits
Hobby
For side projects
3,000 emails
- ✓3,000 emails/month
- ✓5 concurrent requests
- ✓Basic support
Standard
For scaling teams
100,000 emails
- ✓100,000 emails/month
- ✓50 concurrent requests
- ✓Standard support
Growth
High volume
500,000 emails
- ✓500,000 emails/month
- ✓100 concurrent requests
- ✓Priority support
+ BYOK costs: Apollo (~$0.01/lead) + Anthropic (~$0.01/email)
Frequently Asked Questions
Is this really open source?
Yes! 100% open source under MIT license. You can self-host it, fork it, or contribute. Check out the GitHub repo.
How many emails can I send?
Free: 500 emails (one-time). Hobby: 3,000/month. Standard: 100,000/month. Growth: 500,000/month. Plus BYOK costs for leads and AI.
What are BYOK costs?
BYOK = Bring Your Own Key. You pay Apollo for leads (~$0.01/lead) and Anthropic for AI (~$0.01/email) directly at their rates. Full transparency, no markup.
Will my emails land in spam?
We use best practices: proper warmup, optimal send times, throttling, and your own domain. Most users see 95%+ inbox placement.
What AI assistants work with this?
ChatGPT (Plus, Pro, Team), Claude (Web, Desktop, Code), and Cursor IDE. Any MCP-compatible client works.
Ready to Send Better Cold Emails?
Start with 500 free emails. No credit card required.