diff --git a/packages/ui/src/stores/useAgentsStore.ts b/packages/ui/src/stores/useAgentsStore.ts
index 2ce7a312..1c87829b 100644
--- a/packages/ui/src/stores/useAgentsStore.ts
+++ b/packages/ui/src/stores/useAgentsStore.ts
@@ -612,6 +612,10 @@ async function performConfigRefresh(options: {
       useConfigStore.setState({ directoryScoped: {} });
     }
 
+    if (refreshProviders) {
+      useConfigStore.getState().invalidateModelMetadataCache();
+    }
+
     const sdkRefreshTasks: Promise<void>[] = [];
     for (const directory of directoriesToRefresh) {
       if (refreshProviders) {
diff --git a/packages/ui/src/stores/useConfigStore.ts b/packages/ui/src/stores/useConfigStore.ts
index b98f7bd7..a02eb676 100644
--- a/packages/ui/src/stores/useConfigStore.ts
+++ b/packages/ui/src/stores/useConfigStore.ts
@@ -550,6 +550,7 @@ interface ConfigStore {
 
     loadProviders: (options?: { directory?: string | null }) => Promise<void>;
     loadAgents: (options?: { directory?: string | null }) => Promise<boolean>;
+    invalidateModelMetadataCache: () => void;
     setProvider: (providerId: string) => void;
     setModel: (modelId: string) => void;
     setCurrentVariant: (variant: string | undefined) => void;
@@ -1550,6 +1551,11 @@ export const useConfigStore = create<ConfigStore>()(
                     return promise;
                 },
 
+                invalidateModelMetadataCache: () => {
+                    modelsMetadataInFlight = null;
+                    set({ modelsMetadata: new Map<string, ModelMetadata>() });
+                },
+
                 setAgent: (agentName: string | undefined) => {
                     const {
                         agents,