diff --git a/agent.py b/agent.py
index 815f895..f3fa4d5 100644
--- a/agent.py
+++ b/agent.py
@@ -576,7 +576,7 @@ class CustomerIntegrationEngineer(A2AAgent[CustomerIntegrationEngineerConfig, No
         )
 
     @a2a.tool(description="Validate OpenAPI, JSON Schema, and webhook contracts with deterministic fixtures", input_schema=_VALIDATE_INPUT_SCHEMA, timeout_seconds=120, idempotent=True, max_retries=0, cost_class="deterministic", grant_outputs_prefix="outputs", grant_write_prefixes=("outputs/integrations",))
-    async def validate_contract(self, ctx: RunContext[NoAuth], request: ValidateContractRequest) -> Any:
+    async def validate_contract(self, ctx: RunContext[NoAuth], request: ValidateContractRequest) -> ValidateContractResult:
         dry_run = _effective_dry_run(self, request.dry_run)
         audit = [_audit("contract_validation_started", request.integration_id, {"contracts": len(request.contracts), "dry_run": dry_run})]
         await _emit(ctx, audit[-1])
@@ -669,7 +669,7 @@ class CustomerIntegrationEngineer(A2AAgent[CustomerIntegrationEngineerConfig, No
         )
 
     @a2a.tool(description="Prepare rollout, rollback, monitoring, and operator handoff documentation with approval-gated delivery planning", input_schema=_HANDOFF_INPUT_SCHEMA, timeout_seconds=120, idempotent=True, max_retries=0, cost_class="deterministic", grant_outputs_prefix="outputs", grant_write_prefixes=("outputs/integrations",))
-    async def prepare_handoff(self, ctx: RunContext[NoAuth], request: PrepareHandoffRequest) -> PrepareHandoffResult:
+    async def prepare_handoff(self, ctx: RunContext[NoAuth], request: PrepareHandoffRequest) -> Any:
         dry_run = _effective_dry_run(self, request.dry_run)
         audit = [_audit("handoff_started", request.integration_id, {"dry_run": dry_run, "delivery_actions": len(request.delivery_actions)})]
         await _emit(ctx, audit[-1])