Video

Video

The 75-word cold email skill we built from Lemlist's and Instantly's own GPTs

Lemlist and Instantly already publish the GPTs they use to write cold emails. We extracted both system prompts, fed them to an OpenClaw agent, and built a skill that ships 75-word personalized emails autonomously. Here is what worked, what we changed, and the deliverability number on a 357-lead campaign.