Obsidian Copilot

Adds vault-wide RAG inside Obsidian with support for 50+ LLM providers via bring-your-own-key. Ask questions and get answers grounded in your own notes. At 3.2K stars, it is the most popular Obsidian AI plugin.

AI ToolFree Tier: Free; BYOKCompany: Community OSSCategory: Personal AI SystemsOpen Source: YesQuick Start: Install the Copilot plugin from Obsidian Community Plugins → Configure your LLM API key (OpenAI, Claude, local, etc.) → Chat with your vault using the Copilot pane

Obsidian Copilot

Vault-wide RAG inside Obsidian — 50+ LLM providers, 3.2K stars; bring your own API key

Visit Obsidian Copilot →

Adds vault-wide RAG inside Obsidian with support for 50+ LLM providers via bring-your-own-key. Ask questions and get answers grounded in your own notes. At 3.2K stars, it is the most popular Obsidian AI plugin.

FREE TIER
Free; BYOK
COMPANY
Community OSS
CATEGORY
Personal AI Systems › Obsidian Plugins
OPEN SOURCE
Yes
PRIVACY
Your API key; self-hosted RAG
TAGS
obsidianragllm-providers

QUICK START

Install the Copilot plugin from Obsidian Community Plugins → Configure your LLM API key (OpenAI, Claude, local, etc.) → Chat with your vault using the Copilot pane

BEST FOR

  • ▸Obsidian power users seeking AI-driven insights from their vast note vaults.
  • ▸Privacy-focused individuals wanting self-hosted RAG over their personal knowledge.
  • ▸Tech-savvy users comfortable with BYOK for flexible, cost-controlled LLM access.

NOT FOR

  • ✕Users new to Obsidian; it requires existing vault knowledge for best use.
  • ✕Those seeking a truly free, no-cost AI tool without managing API keys.
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