diff --git a/packages/server/src/routes/api.ts b/packages/server/src/routes/api.ts
index 1684a9b773..800f0856e0 100644
--- a/packages/server/src/routes/api.ts
+++ b/packages/server/src/routes/api.ts
@@ -42,6 +42,7 @@ import {
   checkForUpdate,
   BUNDLED_IS_BINARY,
   BUNDLED_VERSION,
+  parseOwnerRepo,
 } from '@archon/paths';
 import { discoverWorkflowsWithConfig } from '@archon/workflows/workflow-discovery';
 import { parseWorkflow } from '@archon/workflows/loader';
@@ -2402,12 +2403,12 @@ export function registerApiRoutes(
       getLog().error({ runId, codebaseId: run.codebase_id }, 'artifacts.codebase_lookup_failed');
       return apiError(c, 404, 'Artifact not available: codebase not found');
     }
-    const nameParts = codebase.name.split('/');
-    if (nameParts.length < 2) {
+    const parsed = parseOwnerRepo(codebase.name);
+    if (!parsed) {
       getLog().error({ runId, codebaseName: codebase.name }, 'artifacts.owner_repo_parse_failed');
       return apiError(c, 404, 'Artifact not available: could not determine owner/repo');
     }
-    const [owner, repo] = nameParts;
+    const { owner, repo } = parsed;
 
     const artifactDir = getRunArtifactsPath(owner, repo, runId);
     const filePath = join(artifactDir, filename);