From 87140ec034181dfe9765d1b350a916dbeee890e3 Mon Sep 17 00:00:00 2001
From: GuidingD <alek1@mail.ru>
Date: Sat, 25 Oct 2025 16:15:22 +0700
Subject: [PATCH] Custom parameters to Vapi.start()

Allows to add additional parameters to call request to backend, ex. {headers: {'test': 'additional-info'}}
---
 vapi.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/vapi.ts b/vapi.ts
index e4db53d5f..569658fc1 100644
--- a/vapi.ts
+++ b/vapi.ts
@@ -289,6 +289,7 @@ export default class Vapi extends VapiEventEmitter {
     workflow?: CreateWorkflowDTO | string,
     workflowOverrides?: WorkflowOverrides,
     options?: StartCallOptions
+    customParams?: Record<string, any>
   ): Promise<Call | null> {
     const startTime = Date.now();
     
@@ -348,7 +349,8 @@ export default class Vapi extends VapiEventEmitter {
           workflowId: typeof workflow === 'string' ? workflow : undefined,
           workflowOverrides,
           roomDeleteOnUserLeaveEnabled: options?.roomDeleteOnUserLeaveEnabled,
-        })
+        }),
+        customParams
       ).data;
       
       const webCallDuration = Date.now() - webCallStartTime;