Merge pull request #25 from leehack/version_bump

Support protocol version bump

Author: leehack

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.5.0
+
+- Protocol version 2025-03-26
+
 ## 0.4.3
 
 - Fix SSE behavior on StreamableHTTP

README.md

@@ -25,6 +25,12 @@ Ensure you have the correct Dart SDK version installed. See <https://dart.dev/ge
 - Sampling
 - Roots
 
+## Model Context Protocol Version
+
+The current version of the protocol is `2025-03-26`. This library is designed to be compatible with this version, and any future updates will be made to ensure continued compatibility.
+
+It's also backward compatible with the previous version `2024-11-05` and `2024-10-07`.
+
 ## Getting started
 
 Below code is the simplest way to start the MCP server.

lib/src/types.dart

@@ -1,10 +1,14 @@
 import 'dart:convert';
 
 /// The latest version of the Model Context Protocol supported.
-const latestProtocolVersion = "2024-11-05";
+const latestProtocolVersion = "2025-03-26";
 
 /// List of supported Model Context Protocol versions.
-const supportedProtocolVersions = [latestProtocolVersion, "2024-10-07"];
+const supportedProtocolVersions = [
+  latestProtocolVersion,
+  "2024-11-05",
+  "2024-10-07"
+];
 
 /// JSON-RPC protocol version string.
 const jsonRpcVersion = "2.0";

pubspec.yaml

@@ -1,6 +1,6 @@
 name: mcp_dart
 description: Dart Implementation of Model Context Protocol (MCP) SDK.
-version: 0.4.3
+version: 0.5.0
 repository: https://github.com/leehack/mcp_dart
 
 environment: