The Circuit.Subscribe →

Past issues

Every edition, archived and free to read.

Latest·Oct 2, 2026·7 min readTwo bots want to run your GTM stackOpenAI's dots just landed against xAI's Grok Bot. Worth a look before you rebuild your whole stack.Read issue →
Sep 25, 2026·7 min read850 million cold emails walked into an inboxSmartlead's H1 2026 report. The gap between the best and worst senders is 16x, and most of it is fixable.Sep 21, 2026·6 min readThe cheapest LinkedIn ad is also the best oneFibbler benchmarked $200M+ in LinkedIn spend. One format gets 3.6x the clicks at under half the cost.Sep 19, 2026·7 min readAnthropic's GTM hire is an actual engineerStaff SWE on GTM Claudification. Agents for inbound, outbound, pipeline.

Get the next issue in your inbox.

Data, tools and workflows from the front line of B2B growth and GTM. Every Tuesday.