---
title: "Send Message"
description: "Sends message to the buyer."
lang: en-US
source: https://valeryverkhoturov.github.io/wb-api-client-docs/en/reference/api/communications/post-api-v1-seller-message
---

# Send Message

```http
POST /api/v1/seller/message
```

**Base URL:** `https://buyer-chat-api.wildberries.ru` · **Module:** [`communications`](https://valeryverkhoturov.github.io/wb-api-client-docs/en/reference/api/communications/) · **Section:** Buyers Chat · [Specification doc ↗](https://dev.wildberries.ru/en/docs/openapi/communications#tag/buyersChat/operation/postV1SellerMessage)

Sends message to the buyer.

[Request limit](https://dev.wildberries.ru/openapi/api-information#tag/introduction/Rate-Limits) per one seller account:

| Type             | Period | Limit       | Interval | Burst       |
| ---------------- | ------ | ----------- | -------- | ----------- |
| Personal         | 10 s   | 10 requests | 1 s      | 10 requests |
| Service          | 10 s   | 10 requests | 1 s      | 10 requests |
| Base with secret | 10 s   | 10 requests | 1 s      | 10 requests |
| Base             | 1 h    | 1 request   | 1 h      | 1 request   |

## Request body

`multipart/form-data` — schema `object`, required

- `replySign` `string` (required) — Chat signature. Can be obtained from [chat information](https://dev.wildberries.ru/openapi/customer-communication#tag/buyersChat/operation/getV1SellerChats) or [event data](https://dev.wildberries.ru/openapi/customer-communication#tag/buyersChat/operation/getV1SellerEvents) if the event contains the `"isNewChat": true` field.
- `message` `string` — Message text. Maximum of 1000 symbols.
- `file` `string<binary>[]` — Files, in JPEG, PDF, or PNG format, maximum size — 5 MB each. Maximum of total file size — 30 MB.

## Responses

| Code  | Description       | Schema                           |
| ----- | ----------------- | -------------------------------- |
| `200` | Success           | `MessageResponse`                |
| `400` | Bad request       | `PostV1SellerMessageResponse400` |
| `401` | Unauthorized      | `object`                         |
| `402` | Payment required  | `object`                         |
| `403` | Access denied     | `object`                         |
| `429` | Too many requests | `object`                         |

**Structure `200`:**

- `errors` `string[]` — File upload errors, if any
- `result` `object`
  - `addTime` `integer<int64>` — Date and time the chat was created
  - `chatID` `string` — Chat ID
  - `sign` `string` — Chat signature

**Structure `400`:**

- `status` `number` — HTTP status code
- `title` `string` — Error title
- `origin` `string` — WB internal service ID
- `detail` `string` — Error details
- `requestId` `string` — Unique request ID
- `error` `string` — Error text

**Structure `401`:**

- `title` `string` — Error title
- `detail` `string` — Error details
- `code` `string` — Internal error code
- `requestId` `string` — Unique request ID
- `origin` `string` — WB internal service ID
- `status` `number` — HTTP status code
- `statusText` `string` — Text of the HTTP status code
- `timestamp` `string` — Request date and time

**Structure `402`:**

- `title` `string` — Error title
- `detail` `string` — Error details. The error is only returned to services from the [Solutions for business Catalog](https://dev.wildberries.ru/business-solutions)

**Structure `403`:**

- `title` `string` — Error title
- `detail` `string` — Error details
- `code` `string` — Internal error code
- `requestId` `string` — Request ID
- `origin` `string` — WB internal service ID
- `status` `number` — HTTP status code
- `statusText` `string` — Text of the HTTP status code
- `timestamp` `string` — Request date and time

**Structure `429`:**

- `title` `string` — Error title
- `detail` `string` — Error details
- `code` `string` — Internal error code
- `requestId` `string` — Unique request ID
- `origin` `string` — WB internal service ID
- `status` `number` — HTTP status code
- `statusText` `string` — Text of the HTTP status code
- `timestamp` `string` — Request date and time

## Call examples

Arguments are shown as parameter names — substitute your own values. Languages whose client does not expose this operation are omitted.

**Python**

```python
from wb_api_client.communications import Configuration, ApiClient
from wb_api_client.communications.api import CommunicationsApi

cfg = Configuration(access_token="<your WB JWT>")
api = CommunicationsApi(ApiClient(cfg))

result = api.post_v1_seller_message(reply_sign=..., message=..., file=...)
print(result)
```

**TypeScript**

```ts
import {
  Configuration,
  CommunicationsApi,
} from "@valeryverkhoturov/wb-api-client/communications";

const cfg = new Configuration({});
cfg.setAccessToken("<your WB JWT>");
const api = new CommunicationsApi(cfg);

const { data } = await api.postV1SellerMessage(replySign, message, file);
console.log(data);
```

**Go**

```go
import (
	"context"
	"fmt"

	wbcommunications "github.com/ValeryVerkhoturov/wb-api-client-go/communications"
)

cfg := wbcommunications.NewConfiguration()
cfg.SetAccessToken("<your WB JWT>")
client := wbcommunications.NewAPIClient(cfg)

result, _, err := client.CommunicationsAPI.PostV1SellerMessage(context.Background()).ReplySign(replySign).Message(message).File(file).Execute()
if err != nil {
    panic(err)
}
fmt.Printf("%+v\n", result)
```

**Java**

```java
import io.github.valeryverkhoturov.wbapi.communications.ApiClient;
import io.github.valeryverkhoturov.wbapi.communications.SecretString;
import io.github.valeryverkhoturov.wbapi.communications.api.CommunicationsApi;

ApiClient client = new ApiClient();
client.setAccessToken(new SecretString("<your WB JWT>"));
CommunicationsApi api = new CommunicationsApi(client);

System.out.println(api.postV1SellerMessage(replySign, message, _file));
```

**PHP**

```php
use ValeryVerkhoturov\WbApiClient\Communications\Configuration;
use ValeryVerkhoturov\WbApiClient\Communications\SecretString;
use ValeryVerkhoturov\WbApiClient\Communications\Api\CommunicationsApi;
use GuzzleHttp\Client;

$config = (new Configuration())
    ->setAccessTokenSecret(new SecretString('<your WB JWT>'));
$api = new CommunicationsApi(new Client(), $config);

print_r($api->postV1SellerMessage($reply_sign));
```

**OneScript**

```bsl
#Использовать "wb-api-client"

Настройки = Новый Конфигурация();
Настройки.УстановитьТокен("<your WB JWT>");
Клиент = Новый CommunicationsApi(Настройки);

Сообщить(Клиент.PostV1SellerMessage(replySign).Тело);
```

**C#**

```csharp
using ValeryVerkhoturov.WbApiClient.Communications.Api;
using ValeryVerkhoturov.WbApiClient.Communications.Client;

var config = new Configuration();
config.AccessTokenSecret = new SecretString("<your WB JWT>");
var api = new CommunicationsApi(config);

Console.WriteLine(api.PostV1SellerMessage(replySign));
```

**Rust**

```rust
use wb_api_client::communications::apis::{configuration::Configuration, communications_api};

#[tokio::main]
async fn main() {
    let mut cfg = Configuration::new();
    cfg.set_access_token("<your WB JWT>");

    let result = communications_api::post_v1_seller_message(&cfg, reply_sign, message, file).await;
    println!("{:#?}", result);
}
```