added param version image.

demo_testing/params_demo.py

@@ -10,3 +10,7 @@
     answer="The capital of France is Paris.",
     score=1.0
 )
+
+import json
+log = unify.get_log_by_id(log.id)
+print(json.dumps(log.params, indent=4))

logging/parameters.mdx

@@ -25,26 +25,14 @@ They are always shown on the left hand side of the table.
 
 <img class="dark-light" width="100%" src="https://raw.githubusercontent.com/unifyai/unifyai.github.io/refs/heads/main/img/externally_linked/params_simple_dark.png"/>
 
-When retrieving logs, parameters are returned as a `(version, value)` tuple.
-
-```python
-import json
-log = unify.get_log_by_id(log.id)
-print(json.dumps(log.params, indent=4))
-```
-```
-{
-    "system_message": [
-        "0",
-        "You are a helpful assistant."
-    ]
-}
-```
-
-The version is a string, which is simply an incrementing integer.
+Parameter versions are of type string, and the version is simply an incrementing integer.
 In future, we plan to support custom version naming,
 thus the choice of a *string* type rather than an *integer*.
 
+You can see the version of a paramter in the view pane.
+
+<img class="dark-light" width="100%" src="https://raw.githubusercontent.com/unifyai/unifyai.github.io/refs/heads/main/img/externally_linked/param_version_dark.gif"/>
+
 ## Parameter Contexts
 
 As with entries, parameters can be used as a context manager.