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Mastodon

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Anil-matcha
mastodon

Read and write Mastodon: verify the account, list own posts and followers, publish toots with native scheduling, upload media. Trigger phrases: mastodon, toot, post to mastodon, fediverse.

Overview

PublisherAnil-matcha
Repositoryawesome-muse-connectors
Skill namemastodon
Stars
1.4K
Forks
309
Bundled files
1
LicenseMIT
Links
  • Markdown instructions

    A SKILL.md file the model loads on demand, so it only costs tokens when a request actually matches.

  • Works with any LLM

    AI skills are plain Markdown, not provider-specific code, so this works with GPT, Claude, Gemini, Grok, or a local model.

  • 1 bundled files

    Scripts, templates, and references the model can read while it works. Files are read-only and never executed.

  • Open source

    Published by Anil-matcha on GitHub. Read the source before you install it.

Installation

Install the Mastodon AI skill in TypingMind to use it with any LLM, or drop it into another agent that reads SKILL.md.

1

Install in TypingMind

TypingMind installs a skill straight from its GitHub folder — it reads SKILL.md, bundles the resource files, and stores the result locally.

  1. Open the app and go to Plugins → Skills.
  2. Choose "Install from GitHub".
  3. Paste the skill folder URL below and confirm.
    https://github.com/Anil-matcha/awesome-muse-connectors/tree/main/connectors/mastodon
  4. Enable the skill in any chat where you want it available.
Plugins → Skills → Add skill → From GitHub URL, then paste the folder URL and press Continue.
2

Install in another agent

Any agent that reads the Agent Skills format can use this skill — copy the folder into that agent's skills directory.

Claude Code — .claude/skills
git clone --depth 1 https://github.com/Anil-matcha/awesome-muse-connectors.git /tmp/awesome-muse-connectors
mkdir -p .claude/skills
cp -r /tmp/awesome-muse-connectors/connectors/mastodon .claude/skills/mastodon
Restart Claude Code after copying so it picks up the new skill.

Use it in TypingMind

Enable Mastodon in any TypingMind chat and the model takes it from there. Its name and description sit in the system prompt, and the moment a request matches, the model loads the full instructions itself — you never invoke it by hand, and it costs no tokens until it is actually used.

The model loads Mastodon on its own as soon as a request matches it.

Works with any AI model

AI skills are plain Markdown instructions rather than provider-specific code, so Mastodon is not tied to the model it was written for. Install it once in TypingMind and use it with GPT-5, Claude, Gemini, Grok, DeepSeek, Mistral, Llama, or a local model you run yourself — all on your own API keys.

  • Loaded only when it is needed

    The system prompt carries just the name and description. The instructions are fetched on the first matching request, so an idle skill costs nothing.

  • Switch models mid-chat

    Because the skill is instructions rather than code, changing model does not break it — the next model reads the same SKILL.md.

Skill instructions

This is the SKILL.md content the model loads. Read it before installing — a skill is instructions your model will follow.

Mastodon

Purpose

Read and write the user's Mastodon account: verify the connection, list own toots, list followers, publish toots (with native scheduling via scheduled_at), upload media for toots. Use when the user mentions Mastodon or the fediverse.

Tooling

All commands go through bin/mastodon.py:

bash
bin/mastodon.py verify --host https://mastodon.social                                  # verify the token (own profile)
bin/mastodon.py my-posts --host https://mastodon.social --limit 20                     # recent toots
bin/mastodon.py followers --host https://mastodon.social --limit 20                    # own followers
bin/mastodon.py post --host https://mastodon.social --text "hello"                     # confirm first
bin/mastodon.py post --host https://mastodon.social --text "later" --scheduled-at "2026-09-17T09:00:00Z" --visibility unlisted
bin/mastodon.py media-upload --host https://mastodon.social --file ./pic.png --description "alt text"  # returns a media id for post --media-ids

Auth

  • Provider id: mastodon (credential is collected as custom.mastodon)
  • Collection: provider OAuth via the secure credential flow (credentials.request_api_access). Fully self-serve: register an app on your own instance with POST /api/v1/apps, or generate a personal token under Settings > Development on your instance.
  • Required scopes: read, write, follow, push (granular scopes such as write:statuses also work)
  • Allowed hosts: your Mastodon instance host, declared at connect time (the --host you pass, e.g. https://mastodon.social; it must start with http:// or https://). The credential is only ever sent to that host.
  • Status check: bin/mastodon.py verify --host <your-instance> (must return "ok": true)

Operating Rules

  1. post is a public write: confirm the text and visibility, plus any attachments, with the user before publishing, unless standing permission exists. Scheduled toots go out unattended, so confirm those too.
  2. Toots are limited to 500 characters; the CLI rejects anything longer rather than truncating, so keep posts short or split them.
  3. Instance rules apply: label bot accounts where your instance asks, and note that some instances disable open app registration.
  4. Reading (verify, my-posts, followers, media-upload) needs no confirmation.
  5. Never exfiltrate the credential: the CLI only ever handles surrogates (see bin/mastodon.py). Do not print, log, or transmit the token value.

Files

  • SKILL.md
  • bin/mastodon.py

Maturity

🧪 Draft: written from Mastodon's public API docs via the verified research dossier; not yet live-tested end-to-end.

Bundled files

The model reads these on demand while the skill is loaded. They are exposed as readable files and are never executed.

Frequently asked questions

What does the Mastodon AI skill do?

Read and write Mastodon: verify the account, list own posts and followers, publish toots with native scheduling, upload media. Trigger phrases: mastodon, toot, post to mastodon, fediverse.

Why use Mastodon on TypingMind?

Because you install it once and use it with any model. Mastodon is plain Markdown rather than provider-specific code, so the same skill runs on GPT-5, Claude, Gemini, Grok, or a local model — and you can switch model mid-chat without it breaking. TypingMind runs on your own API keys, so you pay providers directly instead of a per-seat subscription, and your skills and chats stay in your own storage.

How do I install Mastodon in TypingMind?

Open Plugins → Skills → Install from GitHub in TypingMind and paste https://github.com/Anil-matcha/awesome-muse-connectors/tree/main/connectors/mastodon. TypingMind reads its SKILL.md and bundles its files and installs it as a skill you can enable per chat.

Which AI models can use Mastodon?

Any model you connect in TypingMind. AI skills are plain Markdown instructions rather than provider-specific code, so GPT, Claude, Gemini, Grok, and local models can all load this skill when a request matches it.

How many AI models can I use with Mastodon?

As many as you like. As long as a model supports skills, you can use Mastodon with it — GPT, Claude, Gemini, Grok, DeepSeek, Mistral, Llama and more — all on TypingMind with your own API keys.

Is the Mastodon AI skill free?

Yes. It is published on GitHub by Anil-matcha under the MIT license. You only pay your own AI provider for the tokens you use.

What are AI skills?

An AI skill is a reusable instruction bundle that teaches an AI model how to do one specific task. It follows the open Agent Skills format: a SKILL.md file with a name and description, plus any scripts, templates or reference files the model may need. The model reads the instructions only when your request matches the skill, so an installed skill costs nothing until it is used.

How are AI skills different from plugins or MCP servers?

A plugin or MCP server gives a model new tools to call — code that runs somewhere and returns a result. An AI skill gives the model knowledge and process instead: how to approach a task, which steps to follow, what good output looks like. Skills are plain Markdown, so they need no server, no API key and no runtime, and they work with any model.

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