Update README.md

README.md

@@ -39,6 +39,8 @@ chmod +x Mistral-Nemo-Instruct-2407.Q6_K.llamafile
 ./Mistral-Nemo-Instruct-2407.Q6_K.llamafile
 ```
 
+You then need to fill out the prompt / history template (see below).
+
 This model has a max context window size of 128k tokens. By default, a
 context window size of 8192 tokens is used. You may increase this to the
 maximum by passing the `-c 0` flag.
@@ -58,8 +60,23 @@ of the README.
 
 ## Prompting
 
-Mistral models work well with the default settings of the llamafile
-server GUI. You shouldn't need to specify a custom prompt template.
+To have a good working chat experience when using the web GUI, you need
+to fill out the text fields with the following values.
+
+Prompt template:
+
+```
+{{prompt}}
+
+{{history}}
+{{char}}:
+```
+
+History template:
+
+```
+{{name}}: {{message}}
+```
 
 Here's an example of how to prompt Mistral on the command line: