Copilot for Obsidian puts an AI assistant inside your Obsidian vault: chat with your notes, generate and rewrite content, and query your whole knowledge base without leaving the app. It is open source, its bring-your-own-key setup needs no Copilot license, and Opper is one of the providers in its catalogue: pick Opper, paste your key, and your vault runs on any of 700+ models, with your notes going only to the model you chose.
Copilot for ObsidianoninObsidian → Settings → Copilot → BYOK → Add a provider, search for Opper — the base URL comes prefilled, then paste your Opper key. Then pick Qwen3.8-Max.
Qwen3.8-Max runs on the routes below. Route only to EU providers when your data has to stay in Europe.
| Provider | Region | Zero data retention | Training | Input | Output |
|---|---|---|---|---|---|
| DeepInfra | US | Zero data retention | No | $1.65 | $4.95 |
| DigitalOcean | US | Not by default | No | $2.00 | $6.00 |
| Novita | US | Zero data retention | No | $2.00 | $6.00 |
| Alibaba Cloud | Multi | Not by default | No | $2.00 | $6.00 |
| Fireworks | Multi | Zero data retention | No | $2.00 | $6.00 |
Qwen3.8-Max, Alibaba's 2.4T-parameter MoE flagship with hybrid thinking, vision input, and a context window approaching one million tokens.
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