diff --git a/flake.nix b/flake.nix
index 832585b..d2692d0 100644
--- a/flake.nix
+++ b/flake.nix
@@ -277,7 +277,11 @@
               # NTFY_TOPIC in your environment to publish to a different topic;
               # subscribe to it in the ntfy app to receive the notifications.
 
-              export OPENCODE_CONFIG_CONTENT='{"plugin":["${nixDevelopPlugin}","${githubAgentsPlugin}","${ntfyNotifyPlugin}"],"skills":{"paths":["${nixSkillsDir}"]}}'
+              # "opencode" here is the provider id for OpenCode Zen
+              # (models.dev calls it that internally); disabled by default so
+              # sessions don't surface Zen's hosted models unless a user
+              # opts back in via their own config.
+              export OPENCODE_CONFIG_CONTENT='{"plugin":["${nixDevelopPlugin}","${githubAgentsPlugin}","${ntfyNotifyPlugin}"],"skills":{"paths":["${nixSkillsDir}"]},"disabled_providers":["opencode"]}'
 
               echo "Starting Paseo on 127.0.0.1:$PASEO_PORT"
               echo "  Connect via the web app (https://app.paseo.sh), desktop, or mobile."