diff --git a/package-lock.json b/package-lock.json
index 18f9d2349..5bec61fbe 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
       },
       "devDependencies": {
         "@eslint/js": "^9.35.0",
-        "@modelcontextprotocol/sdk": "1.21.1",
+        "@modelcontextprotocol/sdk": "1.22.0",
         "@rollup/plugin-commonjs": "^29.0.0",
         "@rollup/plugin-json": "^6.1.0",
         "@rollup/plugin-node-resolve": "^16.0.3",
@@ -380,9 +380,9 @@
       "license": "MIT"
     },
     "node_modules/@modelcontextprotocol/sdk": {
-      "version": "1.21.1",
-      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.21.1.tgz",
-      "integrity": "sha512-UyLFcJLDvUuZbGnaQqXFT32CpPpGj7VS19roLut6gkQVhb439xUzYWbsUvdI3ZPL+2hnFosuugtYWE0Mcs1rmQ==",
+      "version": "1.22.0",
+      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.22.0.tgz",
+      "integrity": "sha512-VUpl106XVTCpDmTBil2ehgJZjhyLY2QZikzF8NvTXtLRF1CvO5iEE2UNZdVIUer35vFOwMKYeUGbjJtvPWan3g==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index 2c27fe34b..21b847711 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
   "mcpName": "io.github.ChromeDevTools/chrome-devtools-mcp",
   "devDependencies": {
     "@eslint/js": "^9.35.0",
-    "@modelcontextprotocol/sdk": "1.21.1",
+    "@modelcontextprotocol/sdk": "1.22.0",
     "@rollup/plugin-commonjs": "^29.0.0",
     "@rollup/plugin-json": "^6.1.0",
     "@rollup/plugin-node-resolve": "^16.0.3",
diff --git a/tests/McpResponse.test.ts b/tests/McpResponse.test.ts
index 4cf522525..4f3d9f848 100644
--- a/tests/McpResponse.test.ts
+++ b/tests/McpResponse.test.ts
@@ -9,6 +9,8 @@ import {tmpdir} from 'node:os';
 import {join} from 'node:path';
 import {describe, it} from 'node:test';
 
+import type {ImageContent, TextContent} from '../src/third_party/index.js';
+
 import {
   getMockRequest,
   getMockResponse,
@@ -23,7 +25,7 @@ describe('McpResponse', () => {
       response.setIncludePages(true);
       const result = await response.handle('test', context);
       assert.equal(result[0].type, 'text');
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -33,7 +35,7 @@ describe('McpResponse', () => {
       response.appendResponseLine('Testing 2');
       const result = await response.handle('test', context);
       assert.equal(result[0].type, 'text');
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -43,7 +45,10 @@ describe('McpResponse', () => {
       page.accessibility.snapshot = async () => null;
       const result = await response.handle('test', context);
       assert.equal(result[0].type, 'text');
-      assert.deepStrictEqual(result[0].text, `# test response`);
+      assert.deepStrictEqual(
+        (result[0] as TextContent).text,
+        `# test response`,
+      );
     });
   });
 
@@ -61,7 +66,7 @@ describe('McpResponse', () => {
       response.includeSnapshot();
       const result = await response.handle('test', context);
       assert.equal(result[0].type, 'text');
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -79,7 +84,7 @@ describe('McpResponse', () => {
       response.includeSnapshot();
       const result = await response.handle('test', context);
       assert.equal(result[0].type, 'text');
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -92,7 +97,7 @@ describe('McpResponse', () => {
       });
       const result = await response.handle('test', context);
       assert.equal(result[0].type, 'text');
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -108,7 +113,9 @@ describe('McpResponse', () => {
         });
         const result = await response.handle('test', context);
         assert.equal(result[0].type, 'text');
-        t.assert.snapshot?.(stabilizeResponseOutput(result[0].text));
+        t.assert.snapshot?.(
+          stabilizeResponseOutput((result[0] as TextContent).text),
+        );
       });
       const content = await readFile(filePath, 'utf-8');
       t.assert.snapshot?.(stabilizeResponseOutput(content));
@@ -122,7 +129,7 @@ describe('McpResponse', () => {
       context.setNetworkConditions('Slow 3G');
       const result = await response.handle('test', context);
       assert.equal(result[0].type, 'text');
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -131,17 +138,17 @@ describe('McpResponse', () => {
       const result = await response.handle('test', context);
       context.setNetworkConditions(null);
       assert.equal(result[0].type, 'text');
-      assert.strictEqual(result[0].text, `# test response`);
+      assert.strictEqual((result[0] as TextContent).text, `# test response`);
     });
   });
   it('adds image when image is attached', async () => {
     await withBrowser(async (response, context) => {
       response.attachImage({data: 'imageBase64', mimeType: 'image/png'});
       const result = await response.handle('test', context);
-      assert.strictEqual(result[0].text, `# test response`);
+      assert.strictEqual((result[0] as TextContent).text, `# test response`);
       assert.equal(result[1].type, 'image');
-      assert.strictEqual(result[1].data, 'imageBase64');
-      assert.strictEqual(result[1].mimeType, 'image/png');
+      assert.strictEqual((result[1] as ImageContent).data, 'imageBase64');
+      assert.strictEqual((result[1] as ImageContent).mimeType, 'image/png');
     });
   });
 
@@ -149,7 +156,7 @@ describe('McpResponse', () => {
     await withBrowser(async (response, context) => {
       context.setCpuThrottlingRate(4);
       const result = await response.handle('test', context);
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -157,7 +164,7 @@ describe('McpResponse', () => {
     await withBrowser(async (response, context) => {
       context.setCpuThrottlingRate(1);
       const result = await response.handle('test', context);
-      assert.strictEqual(result[0].text, `# test response`);
+      assert.strictEqual((result[0] as TextContent).text, `# test response`);
     });
   });
 
@@ -175,7 +182,7 @@ describe('McpResponse', () => {
       await dialogPromise;
       const result = await response.handle('test', context);
       await context.getDialog()?.dismiss();
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -193,7 +200,7 @@ describe('McpResponse', () => {
       await dialogPromise;
       const result = await response.handle('test', context);
       await context.getDialog()?.dismiss();
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -204,7 +211,7 @@ describe('McpResponse', () => {
         return [getMockRequest({stableId: 1}), getMockRequest({stableId: 2})];
       };
       const result = await response.handle('test', context);
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -215,7 +222,7 @@ describe('McpResponse', () => {
         return [getMockRequest()];
       };
       const result = await response.handle('test', context);
-      assert.strictEqual(result[0].text, `# test response`);
+      assert.strictEqual((result[0] as TextContent).text, `# test response`);
     });
   });
 
@@ -247,7 +254,7 @@ describe('McpResponse', () => {
 
       const result = await response.handle('test', context);
 
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -263,7 +270,7 @@ describe('McpResponse', () => {
       };
       response.attachNetworkRequest(1);
       const result = await response.handle('test', context);
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -281,8 +288,8 @@ describe('McpResponse', () => {
       });
       await consoleMessagePromise;
       const result = await response.handle('test', context);
-      assert.ok(result[0].text);
-      t.assert.snapshot?.(result[0].text);
+      assert.ok((result[0] as TextContent).text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -290,8 +297,8 @@ describe('McpResponse', () => {
     await withBrowser(async (response, context) => {
       response.setIncludeConsoleData(true);
       const result = await response.handle('test', context);
-      assert.ok(result[0].text);
-      t.assert.snapshot?.(result[0].text);
+      assert.ok((result[0] as TextContent).text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 });
@@ -311,7 +318,7 @@ describe('McpResponse network request filtering', () => {
         ];
       };
       const result = await response.handle('test', context);
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -328,7 +335,7 @@ describe('McpResponse network request filtering', () => {
         ];
       };
       const result = await response.handle('test', context);
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -345,7 +352,7 @@ describe('McpResponse network request filtering', () => {
         ];
       };
       const result = await response.handle('test', context);
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -363,7 +370,7 @@ describe('McpResponse network request filtering', () => {
       };
       const result = await response.handle('test', context);
 
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 
@@ -382,7 +389,7 @@ describe('McpResponse network request filtering', () => {
         ];
       };
       const result = await response.handle('test', context);
-      t.assert.snapshot?.(result[0].text);
+      t.assert.snapshot?.((result[0] as TextContent).text);
     });
   });
 });
@@ -394,7 +401,7 @@ describe('McpResponse network pagination', () => {
       context.getNetworkRequests = () => requests;
       response.setIncludeNetworkRequests(true);
       const result = await response.handle('test', context);
-      const text = (result[0].text as string).toString();
+      const text = ((result[0] as TextContent).text as string).toString();
       assert.ok(text.includes('Showing 1-5 of 5 (Page 1 of 1).'));
       assert.ok(!text.includes('Next page:'));
       assert.ok(!text.includes('Previous page:'));
@@ -411,7 +418,7 @@ describe('McpResponse network pagination', () => {
       };
       response.setIncludeNetworkRequests(true, {pageSize: 10});
       const result = await response.handle('test', context);
-      const text = (result[0].text as string).toString();
+      const text = ((result[0] as TextContent).text as string).toString();
       assert.ok(text.includes('Showing 1-10 of 30 (Page 1 of 3).'));
       assert.ok(text.includes('Next page: 1'));
       assert.ok(!text.includes('Previous page:'));
@@ -429,7 +436,7 @@ describe('McpResponse network pagination', () => {
         pageIdx: 1,
       });
       const result = await response.handle('test', context);
-      const text = (result[0].text as string).toString();
+      const text = ((result[0] as TextContent).text as string).toString();
       assert.ok(text.includes('Showing 11-20 of 25 (Page 2 of 3).'));
       assert.ok(text.includes('Next page: 2'));
       assert.ok(text.includes('Previous page: 0'));
@@ -445,7 +452,7 @@ describe('McpResponse network pagination', () => {
         pageIdx: 10, // Invalid page number
       });
       const result = await response.handle('test', context);
-      const text = (result[0].text as string).toString();
+      const text = ((result[0] as TextContent).text as string).toString();
       assert.ok(
         text.includes('Invalid page number provided. Showing first page.'),
       );
diff --git a/tests/tools/network.test.ts b/tests/tools/network.test.ts
index 2a6a1680d..27aae87fd 100644
--- a/tests/tools/network.test.ts
+++ b/tests/tools/network.test.ts
@@ -6,6 +6,7 @@
 import assert from 'node:assert';
 import {describe, it} from 'node:test';
 
+import type {TextContent} from '../../src/third_party/index.js';
 import {
   getNetworkRequest,
   listNetworkRequests,
@@ -43,7 +44,9 @@ describe('network', () => {
           context,
         );
         const responseData = await response.handle('list_request', context);
-        t.assert.snapshot?.(stabilizeResponseOutput(responseData[0].text));
+        t.assert.snapshot?.(
+          stabilizeResponseOutput((responseData[0] as TextContent).text),
+        );
       });
     });
 
@@ -68,7 +71,9 @@ describe('network', () => {
           context,
         );
         const responseData = await response.handle('list_request', context);
-        t.assert.snapshot?.(stabilizeResponseOutput(responseData[0].text));
+        t.assert.snapshot?.(
+          stabilizeResponseOutput((responseData[0] as TextContent).text),
+        );
       });
     });
 
@@ -106,7 +111,9 @@ describe('network', () => {
           context,
         );
         const responseData = await response.handle('list_request', context);
-        t.assert.snapshot?.(stabilizeResponseOutput(responseData[0].text));
+        t.assert.snapshot?.(
+          stabilizeResponseOutput((responseData[0] as TextContent).text),
+        );
       });
     });
   });
@@ -158,7 +165,9 @@ describe('network', () => {
         );
         const responseData = await response.handle('get_request', context);
 
-        t.assert.snapshot?.(stabilizeResponseOutput(responseData[0].text));
+        t.assert.snapshot?.(
+          stabilizeResponseOutput((responseData[0] as TextContent).text),
+        );
       });
     });
   });