Run Copilot for Obsidian on GLM-5.3

Name: Copilot for Obsidian
Author: Brevilabs

by BrevilabsPersonal agentobsidiancopilot.com

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.

Run

Copilot for Obsidianonin

Connect Copilot for Obsidian to GLM-5.3

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 GLM-5.3.

Model id

Get your API key

Where you can run it

GLM-5.3 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
Melious	EU	Zero data retention	No	$1.16	$4.63
TensorX	EU	Zero data retention	No	$1.75	$4.50
Novita	US	Zero data retention	No	$1.40	$4.40

The model

GLM-5.3

by Z.ai

GLM-5.3 is Z.ai's flagship coding and agentic model, post-trained on the GLM-5.2 base (753B MoE): 1M-token context, 128K output, text-only, reasoning always on with a low/high/max effort ladder.