-* "Python SDK":{{site.baseurl}}/sdk/python/sdk-python.html
-* "Command line SDK":{{site.baseurl}}/sdk/cli/index.html ("arv")
+This section documents language bindings for the "Arvados API":{{site.baseurl}}/api/index.html and Keep that are available for various programming languages. Not all features are available in every SDK. The most complete SDK is the Python SDK. Note that this section only gives a high level overview of each SDK. Consult the "Arvados API":{{site.baseurl}}/api/index.html section for detailed documentation about Arvados API calls available on each resource.
+
+* "Python SDK":{{site.baseurl}}/sdk/python/sdk-python.html (also includes essential command line tools such as "arv-put" and "arv-get")
+* "Command line SDK":{{site.baseurl}}/sdk/cli/install.html ("arv")