diff --git a/aider/website/docs/llms/anthropic.md b/aider/website/docs/llms/anthropic.md
index 514f27b45..cf69ab610 100644
--- a/aider/website/docs/llms/anthropic.md
+++ b/aider/website/docs/llms/anthropic.md
@@ -19,11 +19,11 @@ python -m pip install -U aider-chat
 export ANTHROPIC_API_KEY=<key> # Mac/Linux
 setx   ANTHROPIC_API_KEY <key> # Windows, restart shell after setx
 
-# Aider uses Claude 3.7 Sonnet by default (or use --sonnet)
+# Aider uses Claude 3.7 Sonnet by default
 aider
 
 # Claude 3 Opus
-aider --opus
+aider --model claude-3-opus-20240229
 
 # List models available from Anthropic
 aider --list-models anthropic/
diff --git a/aider/website/docs/llms/deepseek.md b/aider/website/docs/llms/deepseek.md
index c49c49c7e..72073c1df 100644
--- a/aider/website/docs/llms/deepseek.md
+++ b/aider/website/docs/llms/deepseek.md
@@ -16,6 +16,6 @@ export DEEPSEEK_API_KEY=<key> # Mac/Linux
 setx   DEEPSEEK_API_KEY <key> # Windows, restart shell after setx
 
 # Use DeepSeek Chat v3
-aider --deepseek
+aider --model deepseek/deepseek-chat
 ```
 
diff --git a/aider/website/docs/llms/openai.md b/aider/website/docs/llms/openai.md
index 638087d32..a9d907afb 100644
--- a/aider/website/docs/llms/openai.md
+++ b/aider/website/docs/llms/openai.md
@@ -23,7 +23,7 @@ aider --model o3-mini --api-key openai=<key>
 aider --model o1-mini --api-key openai=<key>
 
 # GPT-4o
-aider --4o --api-key openai=<key>
+aider --model gpt-4o --api-key openai=<key>
 
 # List models available from OpenAI
 aider --list-models openai/