diff --git a/cli/package.json b/cli/package.json
index 841a023..53f2aa6 100644
--- a/cli/package.json
+++ b/cli/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@modelcontextprotocol/inspector-cli",
-  "version": "0.11.0",
+  "version": "0.12.0",
   "description": "CLI for the Model Context Protocol inspector",
   "license": "MIT",
   "author": "Anthropic, PBC (https://anthropic.com)",
diff --git a/client/package.json b/client/package.json
index 6ca90eb..2bcf2b0 100644
--- a/client/package.json
+++ b/client/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@modelcontextprotocol/inspector-client",
-  "version": "0.11.0",
+  "version": "0.12.0",
   "description": "Client-side application for the Model Context Protocol inspector",
   "license": "MIT",
   "author": "Anthropic, PBC (https://anthropic.com)",
diff --git a/client/src/lib/hooks/useConnection.ts b/client/src/lib/hooks/useConnection.ts
index 57efc63..4ced90e 100644
--- a/client/src/lib/hooks/useConnection.ts
+++ b/client/src/lib/hooks/useConnection.ts
@@ -2,8 +2,12 @@ import { Client } from "@modelcontextprotocol/sdk/client/index.js";
 import {
   SSEClientTransport,
   SseError,
+  SSEClientTransportOptions,
 } from "@modelcontextprotocol/sdk/client/sse.js";
-import { StreamableHTTPClientTransport } from "@modelcontextprotocol/sdk/client/streamableHttp.js";
+import {
+  StreamableHTTPClientTransport,
+  StreamableHTTPClientTransportOptions,
+} from "@modelcontextprotocol/sdk/client/streamableHttp.js";
 import {
   ClientNotification,
   ClientRequest,
@@ -279,29 +283,6 @@ export function useConnection({
       setConnectionStatus("error-connecting-to-proxy");
       return;
     }
-    let mcpProxyServerUrl;
-    switch (transportType) {
-      case "stdio":
-        mcpProxyServerUrl = new URL(`${getMCPProxyAddress(config)}/stdio`);
-        mcpProxyServerUrl.searchParams.append("command", command);
-        mcpProxyServerUrl.searchParams.append("args", args);
-        mcpProxyServerUrl.searchParams.append("env", JSON.stringify(env));
-        break;
-
-      case "sse":
-        mcpProxyServerUrl = new URL(`${getMCPProxyAddress(config)}/sse`);
-        mcpProxyServerUrl.searchParams.append("url", sseUrl);
-        break;
-
-      case "streamable-http":
-        mcpProxyServerUrl = new URL(`${getMCPProxyAddress(config)}/mcp`);
-        mcpProxyServerUrl.searchParams.append("url", sseUrl);
-        break;
-    }
-    (mcpProxyServerUrl as URL).searchParams.append(
-      "transportType",
-      transportType,
-    );
 
     try {
       // Inject auth manually instead of using SSEClientTransport, because we're
@@ -320,21 +301,82 @@ export function useConnection({
       }
 
       // Create appropriate transport
-      const transportOptions = {
-        eventSourceInit: {
-          fetch: (
-            url: string | URL | globalThis.Request,
-            init: RequestInit | undefined,
-          ) => fetch(url, { ...init, headers }),
-        },
-        requestInit: {
-          headers,
-        },
-      };
+      let transportOptions:
+        | StreamableHTTPClientTransportOptions
+        | SSEClientTransportOptions;
+
+      let mcpProxyServerUrl;
+      switch (transportType) {
+        case "stdio":
+          mcpProxyServerUrl = new URL(`${getMCPProxyAddress(config)}/stdio`);
+          mcpProxyServerUrl.searchParams.append("command", command);
+          mcpProxyServerUrl.searchParams.append("args", args);
+          mcpProxyServerUrl.searchParams.append("env", JSON.stringify(env));
+          transportOptions = {
+            authProvider: serverAuthProvider,
+            eventSourceInit: {
+              fetch: (
+                url: string | URL | globalThis.Request,
+                init: RequestInit | undefined,
+              ) => fetch(url, { ...init, headers }),
+            },
+            requestInit: {
+              headers,
+            },
+          };
+          break;
+
+        case "sse":
+          mcpProxyServerUrl = new URL(`${getMCPProxyAddress(config)}/sse`);
+          mcpProxyServerUrl.searchParams.append("url", sseUrl);
+          transportOptions = {
+            authProvider: serverAuthProvider,
+            eventSourceInit: {
+              fetch: (
+                url: string | URL | globalThis.Request,
+                init: RequestInit | undefined,
+              ) => fetch(url, { ...init, headers }),
+            },
+            requestInit: {
+              headers,
+            },
+          };
+          break;
+
+        case "streamable-http":
+          mcpProxyServerUrl = new URL(`${getMCPProxyAddress(config)}/mcp`);
+          mcpProxyServerUrl.searchParams.append("url", sseUrl);
+          transportOptions = {
+            authProvider: serverAuthProvider,
+            eventSourceInit: {
+              fetch: (
+                url: string | URL | globalThis.Request,
+                init: RequestInit | undefined,
+              ) => fetch(url, { ...init, headers }),
+            },
+            requestInit: {
+              headers,
+            },
+            // TODO these should be configurable...
+            reconnectionOptions: {
+              maxReconnectionDelay: 30000,
+              initialReconnectionDelay: 1000,
+              reconnectionDelayGrowFactor: 1.5,
+              maxRetries: 2,
+            },
+          };
+          break;
+      }
+      (mcpProxyServerUrl as URL).searchParams.append(
+        "transportType",
+        transportType,
+      );
+
       const clientTransport =
         transportType === "streamable-http"
           ? new StreamableHTTPClientTransport(mcpProxyServerUrl as URL, {
               sessionId: undefined,
+              ...transportOptions,
             })
           : new SSEClientTransport(mcpProxyServerUrl as URL, transportOptions);
 
diff --git a/package-lock.json b/package-lock.json
index ed7f0aa..eb373c5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@modelcontextprotocol/inspector",
-  "version": "0.11.0",
+  "version": "0.12.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@modelcontextprotocol/inspector",
-      "version": "0.11.0",
+      "version": "0.12.0",
       "license": "MIT",
       "workspaces": [
         "client",
@@ -14,9 +14,9 @@
         "cli"
       ],
       "dependencies": {
-        "@modelcontextprotocol/inspector-cli": "^0.11.0",
-        "@modelcontextprotocol/inspector-client": "^0.11.0",
-        "@modelcontextprotocol/inspector-server": "^0.11.0",
+        "@modelcontextprotocol/inspector-cli": "^0.12.0",
+        "@modelcontextprotocol/inspector-client": "^0.12.0",
+        "@modelcontextprotocol/inspector-server": "^0.12.0",
         "@modelcontextprotocol/sdk": "^1.11.0",
         "concurrently": "^9.0.1",
         "shell-quote": "^1.8.2",
@@ -39,7 +39,7 @@
     },
     "cli": {
       "name": "@modelcontextprotocol/inspector-cli",
-      "version": "0.11.0",
+      "version": "0.12.0",
       "license": "MIT",
       "dependencies": {
         "@modelcontextprotocol/sdk": "^1.10.2",
@@ -62,7 +62,7 @@
     },
     "client": {
       "name": "@modelcontextprotocol/inspector-client",
-      "version": "0.11.0",
+      "version": "0.12.0",
       "license": "MIT",
       "dependencies": {
         "@modelcontextprotocol/sdk": "^1.10.2",
@@ -10793,7 +10793,7 @@
     },
     "server": {
       "name": "@modelcontextprotocol/inspector-server",
-      "version": "0.11.0",
+      "version": "0.12.0",
       "license": "MIT",
       "dependencies": {
         "@modelcontextprotocol/sdk": "^1.10.2",
diff --git a/package.json b/package.json
index d67b199..5e92409 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@modelcontextprotocol/inspector",
-  "version": "0.11.0",
+  "version": "0.12.0",
   "description": "Model Context Protocol inspector",
   "license": "MIT",
   "author": "Anthropic, PBC (https://anthropic.com)",
@@ -40,9 +40,9 @@
     "publish-all": "npm publish --workspaces --access public && npm publish --access public"
   },
   "dependencies": {
-    "@modelcontextprotocol/inspector-cli": "^0.11.0",
-    "@modelcontextprotocol/inspector-client": "^0.11.0",
-    "@modelcontextprotocol/inspector-server": "^0.11.0",
+    "@modelcontextprotocol/inspector-cli": "^0.12.0",
+    "@modelcontextprotocol/inspector-client": "^0.12.0",
+    "@modelcontextprotocol/inspector-server": "^0.12.0",
     "@modelcontextprotocol/sdk": "^1.11.0",
     "concurrently": "^9.0.1",
     "shell-quote": "^1.8.2",
diff --git a/server/package.json b/server/package.json
index 24162da..72723d3 100644
--- a/server/package.json
+++ b/server/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@modelcontextprotocol/inspector-server",
-  "version": "0.11.0",
+  "version": "0.12.0",
   "description": "Server-side application for the Model Context Protocol inspector",
   "license": "MIT",
   "author": "Anthropic, PBC (https://anthropic.com)",