> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.jambonz.org/reference/rest-call-control/calls/update-call/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.jambonz.org/_mcp/server.

# update a call

PUT https://api.jambonz.cloud/v1/Accounts/{AccountSid}/Calls/{CallSid}
Content-Type: application/json

Reference: https://docs.jambonz.org/reference/rest-call-control/calls/update-call

## Authentication

- `Authorization` header (bearer token, required) — Bearer authentication of the form `Bearer <token>`, where token is your auth token.

## Request

### Path parameters

- `AccountSid` (string, required)
- `CallSid` (string, required)

### Body (application/json)

This endpoint expects an object.

- `call_hook` (Webhook, optional)
- `child_call_hook` (Webhook, optional)
- `call_status` (enum, optional)
  - Allowed values: `completed`, `no-answer`
- `conf_mute_status` (enum, optional)
  - Allowed values: `mute`, `unmute`
- `conf_hold_status` (enum, optional)
  - Allowed values: `hold`, `unhold`
- `listen_status` (enum, optional)
  - Allowed values: `pause`, `silence`, `resume`
- `mute_status` (enum, optional)
  - Allowed values: `mute`, `unmute`
- `transcribe_status` (enum, optional)
  - Allowed values: `pause`, `resume`
- `whisper` (AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaWhisper, optional)
- `sip_request` (AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaSipRequest, optional)
- `record` (AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaRecord, optional)
- `conferenceParticipantAction` (AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaConferenceParticipantAction, optional)
- `dtmf` (AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaDtmf, optional)
- `stream_status` (enum, optional) — Pause or resume an active stream verb.
  - Allowed values: `pause`, `silence`, `resume`
- `tag` (map from string to any, optional) — Set customer data tags on the call. Freeform key-value object.
- `dub` (AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaDub, optional) — Add or remove additional audio tracks on the call.
- `boostAudioSignal` (AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaBoostAudioSignal, optional) — Boost audio signal by specified decibels (e.g. 6 or "6dB").
- `media_path` (enum, optional) — Update the media path during an active Dial verb.
  - Allowed values: `no-media`, `partial-media`, `full-media`
- `noise_isolation_status` (enum, optional) — Enable or disable noise isolation on the call.
  - Allowed values: `enable`, `disable`
- `noise_isolation_vendor` (string, optional) — Noise isolation vendor. Default is krisp.
- `noise_isolation_level` (double, optional) — Noise isolation level 0-100. Default is 100.
- `noise_isolation_model` (string, optional) — Noise isolation model identifier.
- `agent_update` (AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaAgentUpdate, optional) — Update an active agent verb mid-conversation.

## Response

### 200

Accepted

### 202

Accepted

## Errors

### 400 Bad Request Error

bad request

- `any`

### 404 Not Found Error

call not found

- `any`

### 422 Unprocessable Entity Error

unprocessable entity

- `msg` (string, required)

### 500 Internal Server Error

system error

- `msg` (string, required)

## Types

### Webhook

- `url` (string, required)
- `webhook_sid` (string, optional)
- `method` (enum, optional)
  - Allowed values: `get`, `post`
- `username` (string, optional)
- `password` (string, optional)

### AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaWhisper

### AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaSipRequest

- `method` (string, optional)
- `content_type` (string, optional)
- `content` (string, optional)
- `headers` (AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaSipRequestHeaders, optional)

### AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaRecord

- `action` (enum, optional)
  - Allowed values: `startCallRecording`, `stopCallRecording`, `pauseCallRecording`, `resumeCallRecording`
- `type` (enum, optional, default: siprec)
  - Allowed values: `cloud`, `siprec`
- `recordingID` (string, optional) — used with startCallRecording and SIPREC
- `siprecServerURL` (string, optional) — used with startCallRecording and SIPREC
- `silence` (boolean, optional, default: false) — when pausing recording the file will be padded with silence

### AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaConferenceParticipantAction

- `action` (enum, optional)
  - Allowed values: `tag`, `untag`, `coach`, `uncoach`, `mute`, `unmute`, `hold`, `unhold`
- `tag` (string, optional)

### AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaDtmf

- `digit` (enum, required) — Single digit to send
  - Allowed values: `1`, `2`, `3`, `4`, `5`, `6`, `7`, `8`, `9`, `0`, `*`, `#`
- `duration` (integer, optional, default: 250) — Duration of the tone in ms

### AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaDub

Add or remove additional audio tracks on the call.

- `action` (enum, required)
  - Allowed values: `startDub`, `stopDub`
- `track` (string, required) — Track name identifier.
- `play` (string, optional) — Audio URL to play.
- `say` (AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaDubSay, optional) — TTS configuration.
- `loop` (boolean, optional) — Whether to loop playback.
- `gain` (double, optional) — Gain in decibels.

### AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaBoostAudioSignal

Boost audio signal by specified decibels (e.g. 6 or "6dB").

### AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaAgentUpdate

Update an active agent verb mid-conversation.

- `type` (enum, required) — The type of agent update to perform.
  - Allowed values: `update_instructions`, `inject_context`, `update_tools`, `generate_reply`
- `instructions` (string, optional) — New system prompt (for update_instructions).
- `messages` (list of AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaAgentUpdateMessagesItems, optional) — Messages to append to conversation history (for inject_context).
- `tools` (list of AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaAgentUpdateToolsItems, optional) — Replacement tool definitions (for update_tools).
- `user_input` (string, optional) — Text to prompt the LLM with (for generate_reply).
- `interrupt` (boolean, optional, default: false) — Whether to interrupt current assistant speech (for generate_reply).

### AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaWhisper0

- `verb` (enum, optional) — See [Say](/verbs/verbs/say) or [Play](/verbs/verbs/play) for details of the properties
  - Allowed values: `say`, `play`

### AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaSipRequestHeaders

### AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaDubSay

TTS configuration.

### AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaAgentUpdateMessagesItems

- `role` (enum, required)
  - Allowed values: `user`, `assistant`
- `content` (string, required)

### AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaAgentUpdateToolsItems

- `name` (string, optional)
- `description` (string, optional)
- `parameters` (AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaAgentUpdateToolsItemsParameters, optional)

### AccountsAccountSidCallsCallSidPutRequestBodyContentApplicationJsonSchemaAgentUpdateToolsItemsParameters

## Examples

### Example 1

**Request**

```json
{}
```

**Response**

```json
{}
```

**SDK Code**

```python
import requests

url = "https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid"

payload = {}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.put(url, json=payload, headers=headers)

print(response.json())
```

```javascript
const url = 'https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid';
const options = {
  method: 'PUT',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: '{}'
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid"

	payload := strings.NewReader("{}")

	req, _ := http.NewRequest("PUT", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby
require 'uri'
require 'net/http'

url = URI("https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Put.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{}"

response = http.request(request)
puts response.read_body
```

```java
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.put("https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{}")
  .asString();
```

```php
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('PUT', 'https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid', [
  'body' => '{}',
  'headers' => [
    'Authorization' => 'Bearer <token>',
    'Content-Type' => 'application/json',
  ],
]);

echo $response->getBody();
```

```csharp
using RestSharp;

var client = new RestClient("https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid");
var request = new RestRequest(Method.PUT);
request.AddHeader("Authorization", "Bearer <token>");
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = [
  "Authorization": "Bearer <token>",
  "Content-Type": "application/json"
]
let parameters = [] as [String : Any]

let postData = JSONSerialization.data(withJSONObject: parameters, options: [])

let request = NSMutableURLRequest(url: NSURL(string: "https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "PUT"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```

### Example 2

**Request**

```json
{}
```

**Response**

```json
{}
```

**SDK Code**

```python
import requests

url = "https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid"

payload = {}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.put(url, json=payload, headers=headers)

print(response.json())
```

```javascript
const url = 'https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid';
const options = {
  method: 'PUT',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: '{}'
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid"

	payload := strings.NewReader("{}")

	req, _ := http.NewRequest("PUT", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby
require 'uri'
require 'net/http'

url = URI("https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Put.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{}"

response = http.request(request)
puts response.read_body
```

```java
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.put("https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{}")
  .asString();
```

```php
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('PUT', 'https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid', [
  'body' => '{}',
  'headers' => [
    'Authorization' => 'Bearer <token>',
    'Content-Type' => 'application/json',
  ],
]);

echo $response->getBody();
```

```csharp
using RestSharp;

var client = new RestClient("https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid");
var request = new RestRequest(Method.PUT);
request.AddHeader("Authorization", "Bearer <token>");
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = [
  "Authorization": "Bearer <token>",
  "Content-Type": "application/json"
]
let parameters = [] as [String : Any]

let postData = JSONSerialization.data(withJSONObject: parameters, options: [])

let request = NSMutableURLRequest(url: NSURL(string: "https://api.jambonz.cloud/v1/Accounts/AccountSid/Calls/CallSid")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "PUT"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```