Claude Fable 5.1 from Anthropic — reasoning model on the Opper gateway.
Available on
Pricing from$10.00/ 1M input$50.00/ 1M output1Mcontext
Privacy
- Zero data retention
- Enterprise
- Training
- No
- Region
- US, Multi
Run Copilot for Obsidian on Claude Fable 5.1
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.
RunCopilot for Obsidianonin
Copilot for ObsidianoninConnect Copilot for Obsidian to Claude Fable 5.1
Add Opper in Copilot for Obsidian
Obsidian → Settings → Copilot → BYOK → Add a provider, search for Opper — the base URL comes prefilled, then paste your Opper key. Then pick Claude Fable 5.1.
Model id
Where you can run it
Claude Fable 5.1 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 |
|---|---|---|---|---|---|
| Anthropic | US | Enterprise | No | $10.00 | $50.00 |
| Azure | Multi | Enterprise | No | $10.00 | $50.00 |
| Google Cloud | Multi | Enterprise | No | $10.00 | $50.00 |
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