Build a newsletter-to-social content agent (it failed)
The author built a content agent to research, write and schedule social posts, but it invented statistics, so they rebuilt it as a structured workflow.
Done withZapier Agents
- What they did
- The author spent three weeks on one agent that had a content library, brand voice guidelines, engagement metrics and trend-research tools. It was meant to turn newsletters into social posts. After it failed, they rebuilt it as a fixed eight-step workflow. The steps were insight extraction, research, synthesis, hook, structure, conclusion and voice check. Each step had guardrails, and a human review gate came at the end.
- How it went
- The agent invented a "73% of knowledge workers" statistic and blended two newsletter topics into one post. Cleanup took about three hours for each hour it saved. The workflow gave consistent output, and the author could fix one step at a time. The post gives no metrics for the new version.
- Worth knowing
- The author refined the workflow eight times, so expect iteration. Reviewing research quality before the hook step catches the most damage.
Try it yourself with Zapier Agents
Build a structured Zapier workflow, not a free-roaming agent, that takes my latest newsletter at [URL or doc] and turns it into [3] social posts for [LinkedIn/X]. Use only facts and numbers that appear in the newsletter, and flag any claim without a source instead of making one up. Save the posts as drafts in [Google Doc/Buffer] and don't schedule or publish until I approve. You're done when one newsletter yields three accurate drafts.
Source: aimaker.substack.com · Undated
Five of these in your inbox every morning
The best things people got an AI agent to do, each with the prompt to try it.
More like this
Screen job applications and summarize in a digest
A hiring manager used Zapier Agents to pull in applications on a schedule, summarize them, filter out mismatches, and optionally reply to applicants.
Draft replies to podcast listener emails and log story ideas
Blake Oliver's Zapier Central agent watches Gmail for contact-form emails, drafts replies, and copies each original into a Notion database of story ideas.
Flag churn and expansion signals and draft support replies
Healthie's Zapier agent checks CRM and support tools weekly for churn or expansion signals and posts a summary in Slack; Erewhon drafts personalized support replies.
Produce a track in Ableton Live by talking
An MCP server that lets Codex drive Ableton Live, used to write and mix a full song from chat messages.
Create and schedule social content through Blotato
Cowork with the Blotato connector produces a LinkedIn post with infographic, turns a YouTube video into a carousel, and schedules posts across platforms.
Guide a music video project from concept to deliverables
A Hermes agent walks a creator through an 8-step workflow producing lyrics, Suno prompts, image and video prompts, and YouTube metadata.