diff --git a/agent.py b/agent.py
index 61cf0cd..46757e7 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) -> ValidateContractResult:
+    async def validate_contract(self, ctx: RunContext[NoAuth], request: ValidateContractRequest) -> dict[str, Any]:
         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])