diff --git a/README.md b/README.md
index 2383dfd..74ee202 100644
--- a/README.md
+++ b/README.md
@@ -19,6 +19,15 @@ To use Aicommit, you need to have the following tools installed:
 ```bash
 export GIT_EDITOR="<path/to/>aicommit"
 ```
+Optionally you can add the `--groq` flag to use the Groq API.
+
+```bash
+export GROQ_API_KEY=<groq-api-key>
+```
+
+```bash
+export GIT_EDITOR="<path/to/>aicommit --groq"
+```
 
 3. **Use Git as normal**: Once configured, you can use Git as you normally would. When you run `git commit`, Aicommit will generate a draft commit message using RayAI, which will then be loaded into your default editor for review and editing.