diff --git a/src/chat/functions/index.ts b/src/chat/functions/index.ts
index fc3bc5a724..102588c7a8 100644
--- a/src/chat/functions/index.ts
+++ b/src/chat/functions/index.ts
@@ -86,6 +86,7 @@ export {
   OrderMessageOptions,
   sendOrderMessage,
 } from './sendOrderMessage';
+export { sendPixKeyMessage } from './sendPixKeyMessage';
 export { sendRawMessage } from './sendRawMessage';
 export { sendReactionToMessage } from './sendReactionToMessage';
 export {
diff --git a/src/chat/functions/sendPixKeyMessage.ts b/src/chat/functions/sendPixKeyMessage.ts
new file mode 100644
index 0000000000..ddcecb8ee1
--- /dev/null
+++ b/src/chat/functions/sendPixKeyMessage.ts
@@ -0,0 +1,147 @@
+/*!
+ * Copyright 2024 WPPConnect Team
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { generateOrderUniqueId, WPPError } from '../../util';
+import {
+  defaultSendMessageOptions,
+  RawMessage,
+  SendMessageOptions,
+  SendMessageReturn,
+} from '..';
+import { sendRawMessage } from '.';
+
+export interface OrderItems {
+  type: 'product' | 'custom';
+  id?: number[] | string[];
+  name?: string;
+  price?: number;
+  qnt?: number;
+}
+
+export interface OrderMessageOptions extends SendMessageOptions {
+  notes?: string;
+  discount?: number;
+  tax?: number;
+  shipping?: number;
+  offset?: number;
+}
+
+/**
+ * Send a invoice message
+ * To send (prices, tax, shipping or discount), for example: USD 12.90, send them without dots or commas, like: 12900
+ *
+ * @example
+ * ```javascript
+ * // Send PIX Key Message (Brazil Pix Key)
+ * WPP.chat.sendPixKeyMessage('[number]@c.us', {
+ *     keyType: 'CNPJ',
+ *     name: 'WPPCONNECT-TEAM',
+ *     key: '33460516000178',
+ *     instructions: 'Pay text for instructions here',
+ * });
+ *
+ * ```
+ * @category Message
+ */
+export async function sendPixKeyMessage(
+  chatId: any,
+  params: {
+    keyType: 'CNPJ' | 'CPF' | 'PHONE' | 'EMAIL' | 'EVP';
+    name: string;
+    key: string;
+    instructions?: string;
+  },
+  options?: SendMessageOptions
+): Promise<SendMessageReturn> {
+  if (!chatId || !params.keyType || !params.name || !params.key)
+    throw new WPPError(
+      'parameter_not_fount',
+      'Please, send all the required parameters'
+    );
+  options = {
+    ...defaultSendMessageOptions,
+    ...options,
+  };
+
+  const buttonParamsJson = {
+    order: {
+      items: [
+        {
+          name: '',
+          retailer_id: `custom-item-${generateOrderUniqueId}`,
+          amount: {
+            offset: 1,
+            value: 0,
+          },
+          quantity: 0,
+        },
+      ],
+      order_type: 'ORDER_WITHOUT_AMOUNT',
+      status: 'payment_requested',
+      subtotal: {
+        value: 0,
+        offset: 1,
+      },
+    },
+    total_amount: {
+      value: 0,
+      offset: 1,
+    },
+    reference_id: generateOrderUniqueId(),
+    payment_settings: [
+      {
+        type: 'pix_static_code',
+        pix_static_code: {
+          key_type: params.keyType,
+          merchant_name: params.name,
+          key: params.key,
+        },
+      },
+      {
+        type: 'cards',
+        cards: {
+          enabled: false,
+        },
+      },
+    ],
+    external_payment_configurations: [
+      {
+        payment_instruction: params.instructions,
+        type: 'payment_instruction',
+      },
+    ],
+    additional_note: params.instructions,
+    currency: 'BRL',
+    type: 'physical-goods',
+  };
+
+  const message: RawMessage = {
+    type: 'interactive',
+    caption: '',
+    nativeFlowName: 'payment_info',
+    interactiveType: 'native_flow',
+    interactivePayload: {
+      buttons: [
+        {
+          buttonParamsJson: JSON.stringify(buttonParamsJson),
+          name: 'payment_info',
+        },
+      ],
+      messageVersion: 1,
+    },
+  };
+  return await sendRawMessage(chatId, message, options);
+}