obsidian

obsidian is a skill for Claude Code, Codex from pedroiff0/awesome-skills. It costs 19 tokens per session (680 once invoked), scanned A, a copy of obsidian, MIT.

A filesystem-based skill for working with an Obsidian vault, which is a folder of linked Markdown notes. It can read, search, create, append to, and edit notes, including adding links between them.

In plain words
What is it for?
Use it to search a vault, create notes, append information, edit existing notes, and add links between related notes.
Why use it?
It makes a local note collection searchable and editable by an agent. This avoids manually finding related notes or maintaining links between files.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it to search a vault, create notes, append information, edit existing notes, and add links between related notes.

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Install with agentmods
npx agentmods add skills/pedroiff0/awesome-skills/obsidian
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add pedroiff0/awesome-skills --skill obsidian
Clone the repo
git clone --depth 1 https://github.com/pedroiff0/awesome-skills

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for obsidian

README.md
[![agentmods](https://agentmods.dev/badge/skills/pedroiff0/awesome-skills/obsidian/github.svg)](https://agentmods.dev/skills/pedroiff0/awesome-skills/obsidian)
Your own site
<a href="https://agentmods.dev/skills/pedroiff0/awesome-skills/obsidian"><img src="https://agentmods.dev/badge/skills/pedroiff0/awesome-skills/obsidian/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for obsidian

Your own site · 80×15
<a href="https://agentmods.dev/skills/pedroiff0/awesome-skills/obsidian"><img src="https://agentmods.dev/badge/skills/pedroiff0/awesome-skills/obsidian.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 19 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 680 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin 92% copy Near-identical to another mod in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00019 $0.00680
Opus 5 $0.00010 $0.00340
Sonnet 5 $0.00004 $0.00136
Haiku 4.5 $0.00002 $0.00068

Measured 6d ago against content hash 3301ad772bc4, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-10, from the pricing page.

Security

Grade A, and why

obsidian scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 6d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

Origin

This is a copy

92% identical to obsidian — 8 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

skills/note-taking/obsidian/SKILL.md · 63 lines

How it starts

The opening of the file, as written. The whole thing — 63 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Obsidian Vault

Use this skill for filesystem-first Obsidian vault work: reading notes, listing notes, searching note files, creating notes, appending content, and adding wikilinks.

Vault path

Use a known or resolved vault path before calling file tools.

The documented vault-path convention is the OBSIDIAN_VAULT_PATH environment variable, for example from ${HERMES_HOME:-~/.hermes}/.env. If it is unset, use ~/Documents/Obsidian Vault.

File tools do not expand shell variables. Do not pass paths containing $OBSIDIAN_VAULT_PATH to read_file, write_file, patch, or search_files; resolve the vault path first and pass a concrete absolute path. Vault paths may contain spaces, which is another reason to prefer file tools over shell commands.

If the vault path is unknown, terminal is acceptable for resolving OBSIDIAN_VAULT_PATH or checking whether the fallback path exists. Once the path is known, switch back to file tools.

Read a note

Use read_file with the resolved absolute path to the note. Prefer this over cat because it provides line numbers and pagination.

List notes

Use search_files with target: "files" and the resolved vault path. Prefer this over find or ls.

  • To list all markdown notes, use pattern: "*.md" under the vault path.
  • To list a subfolder, search under that subfolder's absolute path.

Use search_files for both filename and content searches. Prefer this over grep, find, or ls.

  • For filenames, use search_files with target: "files" and a filename pattern.
  • For note contents, use search_files with target: "content", the content regex as pattern, and file_glob: "*.md" when you want to restrict matches to markdown notes.

Create a note

Use write_file with the resolved absolute path and the full markdown content. Prefer this over shell heredocs or echo because it avoids shell quoting issues and returns structured results.

Append to a note

Prefer a native file-tool workflow when it is not awkward:

Read the full file on GitHub · 63 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 6d ago First seen · 63 lines · 19 tokens per session scan A 3301ad772bc4

Subscribe to this mod's changes

obsidian is a skill published in the GitHub repository pedroiff0/awesome-skills (1 stars, last pushed 3d ago), licensed MIT. It adds 19 tokens to every session and 680 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it A with 0 findings. It is 92% identical to obsidian, differing in 8 lines, and is treated as a copy.

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