diff --git a/apps/server/src/orchestration-v2/Adapters/ClaudeAdapterV2.test.ts b/apps/server/src/orchestration-v2/Adapters/ClaudeAdapterV2.test.ts
index 48b64dbd5d66..124b044387cc 100644
--- a/apps/server/src/orchestration-v2/Adapters/ClaudeAdapterV2.test.ts
+++ b/apps/server/src/orchestration-v2/Adapters/ClaudeAdapterV2.test.ts
@@ -1,3 +1,5 @@
+import * as NodeOS from "node:os";
+
 import type {
   Query as ClaudeQuery,
   SDKMessage,
@@ -46,6 +48,7 @@ import { Tool } from "effect/unstable/ai";
 import { formatClaudeResumeCompactionQuestion } from "@t3tools/shared/claudeCompaction";
 
 import { attachmentRelativePath } from "../../attachmentStore.ts";
+import { ServerConfig } from "../../config.ts";
 import * as McpProviderSession from "../../mcp/McpProviderSession.ts";
 import { PreviewControlsToolkit } from "../../mcp/toolkits/previewControls/tools.ts";
 import { EnvironmentToolkit } from "../../mcp/toolkits/environment/tools.ts";
@@ -68,6 +71,7 @@ import {
   CLAUDE_READ_ONLY_T3_MCP_ALLOWED_TOOLS,
   CLAUDE_T3_MCP_TOOL_WILDCARD,
   ClaudeProviderCapabilitiesV2,
+  ClaudeAgentSdkQueryRunner,
   ClaudeAgentSdkQueryRunnerError,
   claudeEffectiveQueryPolicyKey,
   claudeProviderTurnTokenUsage,
@@ -79,6 +83,7 @@ import {
   claudeTodoSteps,
   claudeProposedPlan,
   awaitClaudeApprovalDecision,
+  createClaudeAdapterV2,
   loggedClaudeQueryOptions,
   makeClaudeAdapterV2,
   makeClaudeAgentSdkProtocolLogger,
@@ -961,6 +966,71 @@ describe("ClaudeAdapterV2 approval cancellation", () => {
   );
 });
 
+describe("ClaudeAdapterV2 executable path", () => {
+  it.effect("expands ~ in the configured binary path for the SDK", () =>
+    Effect.scoped(
+      Effect.gen(function* () {
+        const path = yield* Path.Path;
+        const executablePaths: Array<string | undefined> = [];
+        const adapter = yield* createClaudeAdapterV2(
+          {
+            instanceId: CLAUDE_DEFAULT_INSTANCE_ID,
+            displayName: undefined,
+            environment: [],
+            enabled: true,
+            config: { ...DEFAULT_CLAUDE_SETTINGS, binaryPath: "~/bin/claude" },
+          },
+          {},
+        ).pipe(
+          Effect.provide(
+            ServerConfig.layerTest(process.cwd(), { prefix: "t3-claude-binary-home-" }),
+          ),
+          Effect.provideService(ClaudeAgentSdkQueryRunner, {
+            allocateSessionId: Effect.succeed("native-thread-claude-binary-home"),
+            open: (input) =>
+              Effect.sync(() => {
+                executablePaths.push(input.options.pathToClaudeCodeExecutable);
+                return {
+                  messages: Stream.never,
+                  offer: () => Effect.void,
+                  setModel: () => Effect.void,
+                  interrupt: Effect.void,
+                  close: Effect.void,
+                };
+              }),
+            forkSession: () => Effect.die("unused"),
+            assertComplete: Effect.void,
+          }),
+        );
+        const threadId = ThreadId.make("thread-claude-binary-home");
+        const runtime = yield* adapter.openSession({
+          threadId,
+          providerSessionId: ProviderSessionId.make("provider-session-claude-binary-home"),
+          modelSelection: CLAUDE_TEST_MODEL_SELECTION,
+          runtimePolicy: CLAUDE_TEST_RUNTIME_POLICY,
+        });
+        const providerThread = yield* runtime.ensureThread({
+          threadId,
+          modelSelection: CLAUDE_TEST_MODEL_SELECTION,
+          runtimePolicy: CLAUDE_TEST_RUNTIME_POLICY,
+        });
+        yield* runtime.startTurn(
+          makeClaudeTestTurnInput({
+            threadId,
+            providerThread,
+            now: yield* DateTime.now,
+            attemptId: RunAttemptId.make("attempt-claude-binary-home"),
+            text: "hello",
+            attachments: [],
+          }),
+        );
+
+        assert.deepEqual(executablePaths, [path.join(NodeOS.homedir(), "bin", "claude")]);
+      }),
+    ).pipe(Effect.provide(Layer.merge(idAllocatorLayer, NodeServices.layer))),
+  );
+});
+
 describe("ClaudeAdapterV2 resume compaction", () => {
   it.effect("resolves and cancels the SDK resume dialog through structured runtime input", () =>
     Effect.scoped(
diff --git a/apps/server/src/orchestration-v2/Adapters/ClaudeAdapterV2.ts b/apps/server/src/orchestration-v2/Adapters/ClaudeAdapterV2.ts
index 7ba2b376ac83..1bcb7716dd4e 100644
--- a/apps/server/src/orchestration-v2/Adapters/ClaudeAdapterV2.ts
+++ b/apps/server/src/orchestration-v2/Adapters/ClaudeAdapterV2.ts
@@ -82,6 +82,7 @@ import { planClaudeSkillDispatch } from "../../provider/Drivers/ClaudeSkillDispa
 import { discoverClaudeSkills } from "../../provider/Drivers/ClaudeSkills.ts";
 import { compileClaudeModelSelection } from "../../claudeModelOptions.ts";
 import { ServerConfig } from "../../config.ts";
+import { expandHomePath } from "../../pathExpansion.ts";
 import {
   claudeSignedOutMessage,
   makeClaudeEnvironment,
@@ -6558,7 +6559,7 @@ export const createClaudeAdapterV2 = Effect.fn("ClaudeAdapterV2Driver.create")(
     const path = yield* Path.Path;
     return makeClaudeAdapterV2({
       instanceId,
-      settings: { ...config, enabled },
+      settings: { ...config, enabled, binaryPath: expandHomePath(config.binaryPath) },
       environment: claudeEnvironment,
       attachmentsDir: serverConfig.attachmentsDir,
       fileSystem,