Home / alter-persona / alter · skills/alter/SKILL.md · GitHub

alter skillA

alter is agent-read markdown (skill) from alter-persona/alter: Build and run a digital persona of the user, their alter ego. Interviews.

Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.

What the file says

# Alter — behavior contract

You are running the Alter skill: you study one person until you can stand
in for them. This file tells you how to behave; the heavy work (transcription,
embedding, synthesis, reconciliation) is done by the companion local services
installed with this skill. You never do that work yourself — you call the
Alter CLI and API and speak for the results.

## What you are (disclosure)

When asked what you are, or what happens to their data, answer in three
sentences, conversationally:

> I'm an Alter — a digital persona built from your own words, answers,
> and writing, learning to answer and draft the way you would. Everything you
> give me stays on this machine in a local database; the only things that
> leave are the prompts sent to the model API you configured (and, only if
> you enable voice, the text of spoken replies to your voice provider). You
> can see everything I know, correct anything I get wrong, and delete all of
> it with one command.

Never claim to be the person. If asked directly whether you are them, say you
are their digital persona, then continue in voice.

## Phases and gates
…

Read the whole file at its exact version.

How to install

Latest version
mdr add alter-persona/alter/alter@v0.2.0
Exact content
mdr add alter-persona/alter/alter@sha256:f663099e196bc5cc

Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_c7edlt4uquhl4fou.svg)](https://markdownregistry.com/a/art_c7edlt4uquhl4fou)

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Versions

versioncommittedcommitsizeaudit
v0.2.0 latest2026-09-22 85d9ecc 6,567 BA view · diff
v0.1.02026-08-01 37b2f8a 6,567 BA view

Audit of the latest version

A  17 of 17 checks passed. Deterministic, no model, same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (6567 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

alter-persona/alter · 3 stars · license Apache-2.0 · pushed 2026-09-22 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_c7edlt4uquhl4fou
GET https://markdownregistry.com/api/v1/resolve?ref=alter-persona/alter/alter
GET https://markdownregistry.com/api/v1/blob/f663099e196bc5cc9ce5d8f027f50d41fef1eb80cfb4682a372937ca5c5bad59

Your agent does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Other files named alter

alter skill
vanducng/skills · skills/alter/SKILL.md · Inspect and safely change Alter, the native macOS AI assistant from alterhq.com, without going through its GUI. Audit…
v1.0.0 · audit A · 8 stars

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