diff --git a/docs/quick-start-mac-linux.md b/docs/quick-start-mac-linux.md
index 7e8cb96e..133c713a 100644
--- a/docs/quick-start-mac-linux.md
+++ b/docs/quick-start-mac-linux.md
@@ -66,6 +66,33 @@ openclaude
 
 No API key is needed for Ollama local models.
 
+### Option D: LM Studio
+
+Install LM Studio first from:
+
+- `https://lmstudio.ai/`
+
+Then in LM Studio:
+
+1. Download a model (e.g., Llama 3.1 8B, Mistral 7B)
+2. Go to the "Developer" tab
+3. Select your model and enable the server via the toggle
+
+Then run:
+
+```bash
+export CLAUDE_CODE_USE_OPENAI=1
+export OPENAI_BASE_URL=http://localhost:1234/v1
+export OPENAI_MODEL=your-model-name
+# export OPENAI_API_KEY=lmstudio  # optional: some users need a dummy key
+
+openclaude
+```
+
+Replace `your-model-name` with the model name shown in LM Studio.
+
+No API key is needed for LM Studio local models (but uncomment the `OPENAI_API_KEY` line if you hit auth errors).
+
 ## 4. If `openclaude` Is Not Found
 
 Close the terminal, open a new one, and try again:
@@ -89,6 +116,14 @@ Check the basics:
 - make sure Ollama is running
 - make sure the model was pulled successfully
 
+### For LM Studio
+
+- make sure LM Studio is installed
+- make sure LM Studio is running
+- make sure the server is enabled (toggle on in the "Developer" tab)
+- make sure a model is loaded in LM Studio
+- make sure the model name matches what you set in `OPENAI_MODEL`
+
 ## 6. Updating OpenClaude
 
 ```bash
diff --git a/docs/quick-start-windows.md b/docs/quick-start-windows.md
index dfac8782..5593fc52 100644
--- a/docs/quick-start-windows.md
+++ b/docs/quick-start-windows.md
@@ -66,6 +66,33 @@ openclaude
 
 No API key is needed for Ollama local models.
 
+### Option D: LM Studio
+
+Install LM Studio first from:
+
+- `https://lmstudio.ai/`
+
+Then in LM Studio:
+
+1. Download a model (e.g., Llama 3.1 8B, Mistral 7B)
+2. Go to the "Developer" tab
+3. Select your model and enable the server via the toggle
+
+Then run:
+
+```powershell
+$env:CLAUDE_CODE_USE_OPENAI="1"
+$env:OPENAI_BASE_URL="http://localhost:1234/v1"
+$env:OPENAI_MODEL="your-model-name"
+# $env:OPENAI_API_KEY="lmstudio"  # optional: some users need a dummy key
+
+openclaude
+```
+
+Replace `your-model-name` with the model name shown in LM Studio.
+
+No API key is needed for LM Studio local models (but uncomment the `OPENAI_API_KEY` line if you hit auth errors).
+
 ## 4. If `openclaude` Is Not Found
 
 Close PowerShell, open a new one, and try again:
@@ -89,6 +116,14 @@ Check the basics:
 - make sure Ollama is running
 - make sure the model was pulled successfully
 
+### For LM Studio
+
+- make sure LM Studio is installed
+- make sure LM Studio is running
+- make sure the server is enabled (toggle on in the "Developer" tab)
+- make sure a model is loaded in LM Studio
+- make sure the model name matches what you set in `OPENAI_MODEL`
+
 ## 6. Updating OpenClaude
 
 ```powershell