The ECHO Files - AI that knows you. Built live. Receipts.
Jeremy Wright - Marketer/ECHOField notes from building an AI that actually knows you — not a better chatbot, a cognitive operating system. Built live, receipts included.
| Platform |  | Pricing | Only free issues | Publishes | Daily |
|---|---|---|---|---|---|
| Issues | 128 | Subscribers | Read | echofiles.substack.com |
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Latest Issues
Recent posts by this newsletter. Browse the email archive.
BEING KNOWN: What happens when children grow up legible?
Every post in this series has followed the same shape: here’s a domain where legibility changes something, here’s the mechanism, here’s what’s possible once you can see it clearly. I’ve tried to be honest about what I don’t know. I’ve tried...
ECHO WRITING: Read a Stranger’s Writing and Tried to Find What He Didn’t Know Was There
THIS IS ECHO-WRITTEN, NO EDITS:
I Asked ECHO to Evaluate My Substack. It Found Five Eras I Didn’t Know Existed.
I publish on Substack about building with AI. Specifically about building a known-operator system — an AI that understands how I think, not just what I’ve said.
This Week in AI Operator Space: 24 April, 2026
What this is: Every Friday, I pull the week’s top-scored items from my AI morning intel agent — a system that monitors an extensive range of sources, scores everything for relevance to operators and marketers building with AI, and surfaces ...
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Authors
The writers behind this newsletter.
Marketer, writer, dude, dad, nomad. Building things like: ECHO - recursive Known-Operator learning AI that absolutely rawks // wtfisecho.com
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