diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 7b24d85..94994d4 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.66.0"
+  ".": "0.67.0"
 }
diff --git a/.stats.yml b/.stats.yml
index 4f4675b..157a928 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 51
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/smithery/smithery-17e2ab7acd1320ecd813be917905dbcd27162f0567e09bec9285d36ebee46b75.yml
-openapi_spec_hash: f13af802436dd7be0885099be40b8888
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/smithery/smithery-5da229a4e8dd752ba7575c3a98f8cf53836cb7bccabdafc70f17686740d0b1d1.yml
+openapi_spec_hash: 87826d5de8739709a64bfe2a4ec671c6
 config_hash: f2aa99cbb823283fae1b61bbdb1320ee
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d5be639..9f50ab1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.67.0 (2026-05-30)
+
+Full Changelog: [v0.66.0...v0.67.0](https://github.com/smithery-ai/typescript-api/compare/v0.66.0...v0.67.0)
+
+### Features
+
+* **SMI-1814:** add dynamic MCP source connections ([#2518](https://github.com/smithery-ai/typescript-api/issues/2518)) ([a81cf8f](https://github.com/smithery-ai/typescript-api/commit/a81cf8f4b675cb872baa5b0710a67975a5e2c0e5))
+
 ## 0.66.0 (2026-05-28)
 
 Full Changelog: [v0.65.2...v0.66.0](https://github.com/smithery-ai/typescript-api/compare/v0.65.2...v0.66.0)
diff --git a/package-lock.json b/package-lock.json
index 08bc858..bcd9591 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@smithery/api",
-  "version": "0.66.0",
+  "version": "0.67.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@smithery/api",
-      "version": "0.66.0",
+      "version": "0.67.0",
       "license": "Apache-2.0",
       "devDependencies": {
         "@arethetypeswrong/cli": "^0.17.0",
diff --git a/package.json b/package.json
index 0d355cf..233fad5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@smithery/api",
-  "version": "0.66.0",
+  "version": "0.67.0",
   "description": "The official TypeScript library for the Smithery API",
   "author": "Smithery <contact@smithery.ai>",
   "types": "dist/index.d.ts",
diff --git a/src/resources/connections/connections.ts b/src/resources/connections/connections.ts
index 32574b5..7cb4cd0 100644
--- a/src/resources/connections/connections.ts
+++ b/src/resources/connections/connections.ts
@@ -371,6 +371,8 @@ export interface CreateConnectionRequest {
    */
   server?: string;
 
+  source?: CreateConnectionRequest.Source;
+
   /**
    * Connection transport. Use `uplink` for a local server paired over Smithery CLI.
    */
@@ -396,6 +398,22 @@ export namespace CreateConnectionRequest {
      */
     scenario?: string;
   }
+
+  export interface Source {
+    entrypoint: string;
+
+    kind: 'module';
+
+    sourceFiles: Array<Source.SourceFile>;
+  }
+
+  export namespace Source {
+    export interface SourceFile {
+      contents: string;
+
+      path: string;
+    }
+  }
 }
 
 export interface ConnectionDeleteResponse {
@@ -438,6 +456,8 @@ export interface ConnectionCreateParams {
    */
   server?: string;
 
+  source?: ConnectionCreateParams.Source;
+
   /**
    * Connection transport. Use `uplink` for a local server paired over Smithery CLI.
    */
@@ -463,6 +483,22 @@ export namespace ConnectionCreateParams {
      */
     scenario?: string;
   }
+
+  export interface Source {
+    entrypoint: string;
+
+    kind: 'module';
+
+    sourceFiles: Array<Source.SourceFile>;
+  }
+
+  export namespace Source {
+    export interface SourceFile {
+      contents: string;
+
+      path: string;
+    }
+  }
 }
 
 export interface ConnectionListParams {
@@ -536,6 +572,11 @@ export interface ConnectionSetParams {
    */
   server?: string;
 
+  /**
+   * Body param
+   */
+  source?: ConnectionSetParams.Source;
+
   /**
    * Body param: Connection transport. Defaults to the existing connection transport
    * when updating.
@@ -560,6 +601,22 @@ export namespace ConnectionSetParams {
      */
     scenario?: string;
   }
+
+  export interface Source {
+    entrypoint: string;
+
+    kind: 'module';
+
+    sourceFiles: Array<Source.SourceFile>;
+  }
+
+  export namespace Source {
+    export interface SourceFile {
+      contents: string;
+
+      path: string;
+    }
+  }
 }
 
 Connections.Tools = Tools;
diff --git a/src/version.ts b/src/version.ts
index 9826986..ed32717 100644
--- a/src/version.ts
+++ b/src/version.ts
@@ -1 +1 @@
-export const VERSION = '0.66.0'; // x-release-please-version
+export const VERSION = '0.67.0'; // x-release-please-version
diff --git a/tests/api-resources/connections/connections.test.ts b/tests/api-resources/connections/connections.test.ts
index eeeafda..3ba38d3 100644
--- a/tests/api-resources/connections/connections.test.ts
+++ b/tests/api-resources/connections/connections.test.ts
@@ -33,6 +33,11 @@ describe('resource connections', () => {
           mock: { enabled: true, scenario: 'A developer inbox with 3 unread Q4 planning threads.' },
           name: 'My MCP Server',
           server: 'upstash/context7-mcp',
+          source: {
+            entrypoint: 'x',
+            kind: 'module',
+            sourceFiles: [{ contents: 'contents', path: 'x' }],
+          },
           transport: 'http',
         },
         { path: '/_stainless_unknown_path' },
@@ -129,6 +134,11 @@ describe('resource connections', () => {
       },
       name: 'My MCP Server',
       server: 'upstash/context7-mcp',
+      source: {
+        entrypoint: 'x',
+        kind: 'module',
+        sourceFiles: [{ contents: 'contents', path: 'x' }],
+      },
       transport: 'http',
     });
   });