diff --git a/desktop/src/workspace/local-workspace-agent-invocation.cjs b/desktop/src/workspace/local-workspace-agent-invocation.cjs
index 411cb13..7ff688a 100644
--- a/desktop/src/workspace/local-workspace-agent-invocation.cjs
+++ b/desktop/src/workspace/local-workspace-agent-invocation.cjs
@@ -342,6 +342,7 @@ class LocalWorkspaceAgentInvocation {
     const runtimeBlocked = runtime?.credentialState === 'missing'
       || this.isProjectAuthBlocked(kind, group.workdir)
     const usable = item => item.installed !== false && item.invocable !== false
+      && item.versionIdentified !== false && item.compatible !== false
       && item.runtimePrerequisitesReady !== false && !item.runtimeBlockSource
       && item.compatibilityState !== 'incompatible' && item.credentialState !== 'missing'
       && !['runtime-auth-failure', 'none'].includes(item.availabilitySource)
diff --git a/desktop/test/workspace/local-workspace.test.cjs b/desktop/test/workspace/local-workspace.test.cjs
index 9f1a3ef..f121fad 100644
--- a/desktop/test/workspace/local-workspace.test.cjs
+++ b/desktop/test/workspace/local-workspace.test.cjs
@@ -493,6 +493,8 @@ test('an active run cannot bypass newly failed Agent prerequisites or reuse a bl
   workspace.activeRuns.set(group.id, { runId: 'run-readiness', targetKinds: ['codex'] })
   for (const blocked of [
     { invocable: false },
+    { versionIdentified: false },
+    { compatible: false },
     { runtimePrerequisitesReady: false },
     { runtimeBlockSource: 'workbuddy-model-unavailable' },
     { credentialState: 'missing' },