> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.loreos.app/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.loreos.app/_mcp/server.

# Get relationship scores

GET https://api.loreos.app/v1/sessions/{session_id}/relationship-scores

Read the live relationship score meter for one app-owned session.

This is an explicit alias for the opt-in `relational_meter` on
`GET /v1/sessions/{id}/state`. By default it returns a redacted empty
meter. Use `GET /v1/me` to discover the `app_id` for your key, then
`PATCH /v1/apps/{app_id} {"expose_relational_numerics": true}`. After opt-in,
this endpoint returns final per-dimension 0..1 values such as
`affection_toward_user` and `romantic_interest` for dating schemas. Raw
extractor deltas, patch history, signal events, critic reasoning, and prompt
text are never exposed.

Typical opt-in response:

```json
{
  "relationship_scores": [
    {
      "key": "affection_toward_user",
      "label": "affection",
      "value": 0.62,
      "lower_is_open": false,
      "updated_at": "2026-06-22T05:10:00+00:00",
      "version": "2026-06-22T05:10:00+00:00"
    },
    {
      "key": "romantic_interest",
      "label": "romantic interest",
      "value": 0.41,
      "lower_is_open": false,
      "updated_at": "2026-06-22T05:10:00+00:00",
      "version": "2026-06-22T05:10:00+00:00"
    }
  ],
  "score_contract": {
    "score_version": "relationship_scores.v1",
    "scale": {"min": 0.0, "max": 1.0},
    "semantics": {"monotonic": false, "may_move_down": true}
  }
}
```

Reference: https://docs.loreos.app/api-reference/relationship-evidence/get-session-relationship-scores

## Authentication

- `Authorization` header (bearer token, required) — LoreOS runtime API key (`ck_...`), sent as `Authorization: Bearer <key>`.

## Servers

- `https://api.loreos.app` (Production, default)
- `http://127.0.0.1:8000` (Local development)

## Request

### Path parameters

- `session_id` (string, required)

## Response

### 200

Successful Response

- `map from string to any`

## Errors

### 422 Unprocessable Entity Error

Validation Error

- `detail` (list of ValidationError, optional)

## Types

### ValidationError

- `loc` (list of ValidationErrorLocItems, required)
- `msg` (string, required)
- `type` (string, required)
- `input` (any, optional)
- `ctx` (ValidationErrorCtx, optional)

### ValidationErrorLocItems

### ValidationErrorCtx

## Examples

**Response**

```json
{
  "schema_version": "v0",
  "data": {
    "session_id": "00000000-0000-0000-0000-000000000000",
    "redacted": true,
    "opt_in_required": true,
    "relationship_scores": [],
    "score_contract": {
      "score_version": "relationship_scores.v1",
      "updated_at": null,
      "dimension_count": 0,
      "scope": "session",
      "aggregation": "latest_final_relational_state",
      "scale": {
        "min": 0,
        "max": 1
      },
      "semantics": {
        "monotonic": false,
        "may_move_down": true,
        "may_decay": true,
        "cross_user_comparable": "directionally comparable within the same app/schema, but not a universal leaderboard-normalized score"
      }
    },
    "omitted_fields": [
      "raw_signal_events",
      "raw_extractor_deltas",
      "prompt_text"
    ]
  },
  "next_actions": [
    {
      "command": "GET /v1/me",
      "description": "Get the app_id for this API key before patching app settings."
    },
    {
      "command": "PATCH /v1/apps/<app_id> {\"expose_relational_numerics\": true}",
      "description": "Opt this app into final relationship-score numerics"
    }
  ]
}
```

**SDK Code**

```python
import requests

url = "https://api.loreos.app/v1/sessions/00000000-0000-0000-0000-000000000000/relationship-scores"

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

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

print(response.json())
```

```javascript
const url = 'https://api.loreos.app/v1/sessions/00000000-0000-0000-0000-000000000000/relationship-scores';
const options = {method: 'GET', 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.loreos.app/v1/sessions/00000000-0000-0000-0000-000000000000/relationship-scores"

	req, _ := http.NewRequest("GET", 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.loreos.app/v1/sessions/00000000-0000-0000-0000-000000000000/relationship-scores")

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

request = Net::HTTP::Get.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.get("https://api.loreos.app/v1/sessions/00000000-0000-0000-0000-000000000000/relationship-scores")
  .header("Authorization", "Bearer <token>")
  .asString();
```

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

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'https://api.loreos.app/v1/sessions/00000000-0000-0000-0000-000000000000/relationship-scores', [
  'headers' => [
    'Authorization' => 'Bearer <token>',
  ],
]);

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

```csharp
using RestSharp;

var client = new RestClient("https://api.loreos.app/v1/sessions/00000000-0000-0000-0000-000000000000/relationship-scores");
var request = new RestRequest(Method.GET);
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.loreos.app/v1/sessions/00000000-0000-0000-0000-000000000000/relationship-scores")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "GET"
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()
```