# Campaign #12: Follower Lookalikes & Tech Topics (Open-Source Infrastructure)

## Platform & Benchmark Profile
- **Platform:** X Ads (X)
- **Audited Spend Benchmark:** $5,124
- **Delivered Traffic:** 24,443 clicks
- **Average Cost:** $0.21 CPC
- **Production Results:** 3.2x Higher CTR vs Keywords
- **Key Efficiency Metric:** -55% Cost-Per-Signup

## The Operational Failure Mode
Targeting follower lookalikes of 10-15 open-source maintainers and developer tools delivered 3.2x higher CTR and 55% lower CPA than broad industry keywords.

## The Code-First Execution Fix
Handle-based lookalike clustering, dark-mode terminal creative, code snippet preview cards.

## Deploy & Run
- 1-Click Interactive Runbook: https://synterai.com/campaigns/share/runbook-x-ads-b2b
- Complete Technical Breakdown: https://synterai.com/blog/x-ads-b2b-developer-acquisition-guide
- Open Source Terminal MCP: https://synter.dev