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# Revert a memory version

POST https://api.cloudraker.com/agents/{agentRef}/memory/history/{sha}/revert

Saves a new version that undoes the given one. A later edit to the same files answers 409 `conflict`.

Reference: https://docs.cloudraker.com/workspace/api/workspace-agents/revert-agent-memory-commit

## Authentication

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

## Request

### Path parameters

- `sha` (string, required)
- `agentRef` (string, required)

## Response

### 200

Nothing changed; the unchanged head

- `data` (AgentsAgentRefMemoryHistoryShaRevertPostResponsesContentApplicationJsonSchemaData, required)

### 201

The new version

- `data` (AgentsAgentRefMemoryHistoryShaRevertPostResponsesContentApplicationJsonSchemaData, required)

## Errors

### 400 Bad Request Error

Validation Error

- `success` (boolean, required)
- `error` (list of any, required)
- `data` (any, required)

### 403 Forbidden Error

`personal_account_required` — only the owner may open this memory.

- `error` (string, required) — The sentence a human reads.
- `error_code` (string, required) — The stable snake_case branch key.
- `issues` (list of ErrorEnvelopeIssuesItems, optional) — Per-field detail, present only on a validation failure.

### 404 Not Found Error

`memory_not_available` — this memory does not exist for you.

- `error` (string, required) — The sentence a human reads.
- `error_code` (string, required) — The stable snake_case branch key.
- `issues` (list of ErrorEnvelopeIssuesItems, optional) — Per-field detail, present only on a validation failure.

### 409 Conflict Error

`expect_failed` (`paths`) — the file changed since you read it; `stale_parent` or `conflict` — the history moved.

- `error` (string, required) — The sentence a human reads.
- `error_code` (string, required) — The stable snake_case branch key.
- `issues` (list of ErrorEnvelopeIssuesItems, optional) — Per-field detail, present only on a validation failure.

### 422 Unprocessable Entity Error

`lint_failed` — `violations` lists each file rule the change broke.

- `error` (string, required) — The sentence a human reads.
- `error_code` (string, required) — The stable snake_case branch key.
- `issues` (list of ErrorEnvelopeIssuesItems, optional) — Per-field detail, present only on a validation failure.

## Types

### AgentsAgentRefMemoryHistoryShaRevertPostResponsesContentApplicationJsonSchemaData

- `sha` (string, required, nullable)
- `branch` (string, required)
- `changed` (double, required) — How many files the version changed.

### ErrorEnvelopeIssuesItems

- `path` (string, required)
- `code` (string, required)
- `message` (string, required)

## Examples

### Example 1

**Response**

```json
{
  "data": {
    "sha": "string",
    "branch": "string",
    "changed": 1.1
  }
}
```

**SDK Code**

```python
import requests

url = "https://api.cloudraker.com/agents/agentRef/memory/history/sha/revert"

headers = {"Authorization": "Bearer <token>"}

response = requests.post(url, headers=headers)

print(response.json())
```

```javascript
const url = 'https://api.cloudraker.com/agents/agentRef/memory/history/sha/revert';
const options = {method: 'POST', headers: {Authorization: 'Bearer <token>'}};

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"
	"net/http"
	"io"
)

func main() {

	url := "https://api.cloudraker.com/agents/agentRef/memory/history/sha/revert"

	req, _ := http.NewRequest("POST", url, nil)

	req.Header.Add("Authorization", "Bearer <token>")

	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.cloudraker.com/agents/agentRef/memory/history/sha/revert")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'

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.post("https://api.cloudraker.com/agents/agentRef/memory/history/sha/revert")
  .header("Authorization", "Bearer <token>")
  .asString();
```

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

$client = new \GuzzleHttp\Client();

$response = $client->request('POST', 'https://api.cloudraker.com/agents/agentRef/memory/history/sha/revert', [
  'headers' => [
    'Authorization' => 'Bearer <token>',
  ],
]);

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

```csharp
using RestSharp;

var client = new RestClient("https://api.cloudraker.com/agents/agentRef/memory/history/sha/revert");
var request = new RestRequest(Method.POST);
request.AddHeader("Authorization", "Bearer <token>");
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = ["Authorization": "Bearer <token>"]

let request = NSMutableURLRequest(url: NSURL(string: "https://api.cloudraker.com/agents/agentRef/memory/history/sha/revert")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers

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

**Response**

```json
{
  "data": {
    "sha": "string",
    "branch": "string",
    "changed": 1.1
  }
}
```

**SDK Code**

```python
import requests

url = "https://api.cloudraker.com/agents/agentRef/memory/history/sha/revert"

headers = {"Authorization": "Bearer <token>"}

response = requests.post(url, headers=headers)

print(response.json())
```

```javascript
const url = 'https://api.cloudraker.com/agents/agentRef/memory/history/sha/revert';
const options = {method: 'POST', headers: {Authorization: 'Bearer <token>'}};

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"
	"net/http"
	"io"
)

func main() {

	url := "https://api.cloudraker.com/agents/agentRef/memory/history/sha/revert"

	req, _ := http.NewRequest("POST", url, nil)

	req.Header.Add("Authorization", "Bearer <token>")

	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.cloudraker.com/agents/agentRef/memory/history/sha/revert")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'

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.post("https://api.cloudraker.com/agents/agentRef/memory/history/sha/revert")
  .header("Authorization", "Bearer <token>")
  .asString();
```

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

$client = new \GuzzleHttp\Client();

$response = $client->request('POST', 'https://api.cloudraker.com/agents/agentRef/memory/history/sha/revert', [
  'headers' => [
    'Authorization' => 'Bearer <token>',
  ],
]);

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

```csharp
using RestSharp;

var client = new RestClient("https://api.cloudraker.com/agents/agentRef/memory/history/sha/revert");
var request = new RestRequest(Method.POST);
request.AddHeader("Authorization", "Bearer <token>");
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = ["Authorization": "Bearer <token>"]

let request = NSMutableURLRequest(url: NSURL(string: "https://api.cloudraker.com/agents/agentRef/memory/history/sha/revert")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers

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()
```