Fix SDK compile after verbosity schema update

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

Author: stephentoub

dotnet/src/Session.cs

@@ -1787,6 +1787,7 @@ await Rpc.Model.SwitchToAsync(
             model,
             options.ReasoningEffort,
             options.ReasoningSummary,
+            null,
             options.ModelCapabilities,
             options.ContextTier,
             cancellationToken);

java/src/main/java/com/github/copilot/CopilotClient.java

@@ -926,6 +926,7 @@ CompletableFuture<Void> updateSessionOptionsForMode(CopilotSession session, Bool
                 null, // modelCapabilitiesOverrides
                 null, // reasoningEffort
                 null, // reasoningSummary
+                null, // verbosity
                 null, // clientName
                 null, // lspClientName
                 null, // integrationId

java/src/main/java/com/github/copilot/CopilotSession.java

@@ -1927,7 +1927,7 @@ public CompletableFuture<Void> abort() {
     public CompletableFuture<Void> setModel(String model, String reasoningEffort) {
         ensureNotTerminated();
         return getRpc().model
-                .switchTo(new SessionModelSwitchToParams(sessionId, model, reasoningEffort, null, null, null))
+                .switchTo(new SessionModelSwitchToParams(sessionId, model, reasoningEffort, null, null, null, null))
                 .thenApply(r -> null);
     }
 
@@ -2008,7 +2008,7 @@ public CompletableFuture<Void> setModel(String model, String reasoningEffort, St
                 ? null
                 : com.github.copilot.generated.rpc.ReasoningSummary.fromValue(reasoningSummary);
         return getRpc().model.switchTo(new SessionModelSwitchToParams(sessionId, model, reasoningEffort,
-                generatedReasoningSummary, generatedCapabilities, null)).thenApply(r -> null);
+                generatedReasoningSummary, null, generatedCapabilities, null)).thenApply(r -> null);
     }
 
     /**

java/src/test/java/com/github/copilot/RpcSessionStateExtrasE2ETest.java

@@ -65,7 +65,7 @@ void testShouldAddByokProviderAndModelAtRuntime() throws Exception {
 
                 var selectionId = "java-e2e-provider/small";
                 session.getRpc().model
-                        .switchTo(new SessionModelSwitchToParams(null, selectionId, null, null, null, null))
+                        .switchTo(new SessionModelSwitchToParams(null, selectionId, null, null, null, null, null))
                         .get(30, TimeUnit.SECONDS);
                 var current = session.getRpc().model.getCurrent().get(30, TimeUnit.SECONDS);
                 assertEquals(selectionId, current.modelId());

java/src/test/java/com/github/copilot/RpcWrappersTest.java

@@ -205,7 +205,7 @@ void sessionRpc_model_switchTo_merges_sessionId_with_extra_params() {
         var session = new SessionRpc(stub, "sess-xyz");
 
         // switchTo takes extra params beyond sessionId
-        var switchParams = new SessionModelSwitchToParams(null, "gpt-5", null, null, null, null);
+        var switchParams = new SessionModelSwitchToParams(null, "gpt-5", null, null, null, null, null);
         session.model.switchTo(switchParams);
 
         assertEquals(1, stub.calls.size());

java/src/test/java/com/github/copilot/SessionEventHandlingTest.java

@@ -180,7 +180,7 @@ void testHandlerReceivesCorrectEventData() {
 
         SessionStartEvent startEvent = createSessionStartEvent();
         startEvent.setData(new SessionStartEvent.SessionStartEventData("my-session-123", null, null, null, null, null,
-                null, null, null, null, null, null, null, null));
+                null, null, null, null, null, null, null, null, null));
         dispatchEvent(startEvent);
 
         AssistantMessageEvent msgEvent = createAssistantMessageEvent("Test content");
@@ -857,7 +857,7 @@ private SessionStartEvent createSessionStartEvent() {
     private SessionStartEvent createSessionStartEvent(String sessionId) {
         var event = new SessionStartEvent();
         var data = new SessionStartEvent.SessionStartEventData(sessionId, null, null, null, null, null, null, null,
-                null, null, null, null, null, null);
+                null, null, null, null, null, null, null);
         event.setData(data);
         return event;
     }

java/src/test/java/com/github/copilot/generated/rpc/GeneratedRpcRecordsCoverageTest.java

@@ -321,11 +321,12 @@ void sessionModelGetCurrentParams_record() {
 
     @Test
     void sessionModelSwitchToParams_record() {
-        var params = new SessionModelSwitchToParams("sess-32", "claude-sonnet-4.5", "high", null, null, null);
+        var params = new SessionModelSwitchToParams("sess-32", "claude-sonnet-4.5", "high", null, null, null, null);
         assertEquals("sess-32", params.sessionId());
         assertEquals("claude-sonnet-4.5", params.modelId());
         assertEquals("high", params.reasoningEffort());
         assertNull(params.reasoningSummary());
+        assertNull(params.verbosity());
         assertNull(params.modelCapabilities());
     }
 
@@ -836,7 +837,7 @@ void sessionModelSwitchToParams_nested_records() {
         var limits = new ModelCapabilitiesOverrideLimits(100000L, 8192L, 128000L, limitsVision);
         var supports = new ModelCapabilitiesOverrideSupports(true, true, null);
         var capabilities = new ModelCapabilitiesOverride(supports, limits);
-        var params = new SessionModelSwitchToParams("sess-m", "gpt-5", null, null, capabilities, null);
+        var params = new SessionModelSwitchToParams("sess-m", "gpt-5", null, null, null, capabilities, null);
 
         assertEquals("gpt-5", params.modelId());
         assertNotNull(params.modelCapabilities());

rust/src/session.rs

@@ -529,6 +529,7 @@ impl Session {
             model_id: model.to_string(),
             reasoning_effort: opts.reasoning_effort,
             reasoning_summary: opts.reasoning_summary,
+            verbosity: None,
             context_tier: opts.context_tier,
             model_capabilities: opts.model_capabilities,
         };

rust/tests/e2e/rpc_session_state_extras.rs

@@ -319,6 +319,7 @@ async fn should_add_byok_provider_and_model_at_runtime() {
                         model_id: selection_id.to_string(),
                         reasoning_effort: None,
                         reasoning_summary: None,
+                        verbosity: None,
                     })
                     .await
                     .expect("switch to added model");