From bd663519ff31ba5f4a0f46f7b5aecbd652eb3850 Mon Sep 17 00:00:00 2001
From: Corie Watson <watson.corie@gmail.com>
Date: Fri, 12 Dec 2025 15:20:15 +0000
Subject: [PATCH 1/3] fix(anthropic): use `beta.models.list` for listing

---
 js/plugins/anthropic/src/list.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/js/plugins/anthropic/src/list.ts b/js/plugins/anthropic/src/list.ts
index 6124fd4392..128209b875 100644
--- a/js/plugins/anthropic/src/list.ts
+++ b/js/plugins/anthropic/src/list.ts
@@ -33,7 +33,8 @@ import { claudeModelReference } from './models.js';
 export async function listActions(
   client: Anthropic
 ): Promise<ActionMetadata[]> {
-  const clientModels = (await client.models.list()).data;
+  // Use beta.models.list to get the list of ALL (stable and beta) models
+  const clientModels = (await client.beta.models.list()).data;
   const seenNames = new Set<string>();
 
   return clientModels

From 603ffbe3108fec93681d03920299cdc97736b5e7 Mon Sep 17 00:00:00 2001
From: Corie Watson <watson.corie@gmail.com>
Date: Fri, 12 Dec 2025 15:43:28 +0000
Subject: [PATCH 2/3] fix(anthropic): updated tests to reflect changes

---
 js/plugins/anthropic/tests/index_test.ts | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/js/plugins/anthropic/tests/index_test.ts b/js/plugins/anthropic/tests/index_test.ts
index 62ef06b5fc..9a5271e131 100644
--- a/js/plugins/anthropic/tests/index_test.ts
+++ b/js/plugins/anthropic/tests/index_test.ts
@@ -190,11 +190,11 @@ describe('Anthropic Plugin', () => {
     assert.ok(experimentalMetadata, 'Experimental model metadata should exist');
 
     // Verify mock was called
-    const listStub = mockClient.models.list as any;
+    const listStub = mockClient.beta.models.list as any;
     assert.strictEqual(
       listStub.mock.calls.length,
       1,
-      'models.list should be called once'
+      'beta.models.list should be called once'
     );
   });
 
@@ -224,11 +224,11 @@ describe('Anthropic Plugin', () => {
     );
 
     // Verify models.list was only called once due to caching
-    const listStub = mockClient.models.list as any;
+    const listStub = mockClient.beta.models.list as any;
     assert.strictEqual(
       listStub.mock.calls.length,
       1,
-      'models.list should only be called once due to caching'
+      'beta.models.list should only be called once due to caching'
     );
   });
 });

From 8ab976e7ae097dbd8ae425f98c53b0165789e14f Mon Sep 17 00:00:00 2001
From: Corie Watson <watson.corie@gmail.com>
Date: Mon, 15 Dec 2025 10:09:22 +0000
Subject: [PATCH 3/3] fix(anthropic): tests

---
 js/plugins/anthropic/tests/mocks/anthropic-client.ts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/js/plugins/anthropic/tests/mocks/anthropic-client.ts b/js/plugins/anthropic/tests/mocks/anthropic-client.ts
index 321df8f24f..7fe29eceb2 100644
--- a/js/plugins/anthropic/tests/mocks/anthropic-client.ts
+++ b/js/plugins/anthropic/tests/mocks/anthropic-client.ts
@@ -134,10 +134,10 @@ export function createMockAnthropicClient(
       create: createStub,
       stream: streamStub,
     },
-    models: {
-      list: listStub,
-    },
     beta: {
+      models: {
+        list: listStub,
+      },
       messages: {
         create: betaCreateStub,
         stream: betaStreamStub,