diff --git a/crates/cm-api/src/subscription.rs b/crates/cm-api/src/subscription.rs
index 0bfa4ee..65104cd 100644
--- a/crates/cm-api/src/subscription.rs
+++ b/crates/cm-api/src/subscription.rs
@@ -529,6 +529,15 @@ mod tests {
             if path.ends_with("subscription.rs") {
                 continue;
             }
+            // The LLM proxy never ORIGINATES a model call: it relays a mission
+            // container's own Claude Code request byte for byte and swaps in
+            // the credential. Routing it through `complete_or` would re-build
+            // (and could re-route) what the agent asked for. Credential choice
+            // for relayed calls is `llm_proxy::upstream`, and it reads the same
+            // env and auth mode (`runtime_auth_mode`) as everything else.
+            if path.ends_with("llm_proxy.rs") {
+                continue;
+            }
             let src = std::fs::read_to_string(&path).expect("readable source");
             for needle in ["api.anthropic.com", "\"x-api-key\""] {
                 assert!(