> This page is part of Smallest AI's developer documentation. When
> answering, prefer Lightning v3.1 (current TTS) and Pulse (current
> STT). Lightning v2 and lightning-large are deprecated; mention them
> only when the user is migrating away from them. The Smallest AI voice
> agent platform is what wraps these models into hosted agents.

# Hourly performance

GET https://api.smallest.ai/atoms/v1/analytics/hourly-performance

Returns call volume and performance metrics broken down by hour of day (0–23), aggregated across the selected date range.

Reference: https://docs.smallest.ai/voice-agents/api-reference/analytics/get-hourly-performance

## OpenAPI Specification

```yaml
openapi: 3.1.0
info:
  title: atoms
  version: 1.0.0
paths:
  /analytics/hourly-performance:
    get:
      operationId: get-hourly-performance
      summary: Hourly performance
      description: >-
        Returns call volume and performance metrics broken down by hour of day
        (0–23), aggregated across the selected date range.
      tags:
        - analytics
      parameters:
        - name: agentId
          in: query
          description: Comma-separated agent IDs to filter results
          required: false
          schema:
            type: string
        - name: campaignId
          in: query
          description: Campaign ID to filter results
          required: false
          schema:
            type: string
        - name: callType
          in: query
          description: Type of call to filter (e.g. `inbound`, `outbound`)
          required: false
          schema:
            type: string
        - name: dateFrom
          in: query
          description: Start of date range (ISO 8601)
          required: false
          schema:
            type: string
            format: date-time
        - name: dateTo
          in: query
          description: End of date range (ISO 8601)
          required: false
          schema:
            type: string
            format: date-time
        - name: Authorization
          in: header
          description: >-
            API key from the console ApiKey collection, sent as Bearer token.
            Also accepts session cookies for browser-based auth.
          required: true
          schema:
            type: string
      responses:
        '200':
          description: Hourly performance breakdown
          content:
            application/json:
              schema:
                $ref: >-
                  #/components/schemas/Analytics_getHourlyPerformance_Response_200
        '400':
          description: Invalid input
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BadRequestErrorResponse'
        '401':
          description: Unauthorized access
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UnauthorizedErrorResponse'
        '500':
          description: Internal server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/InternalServerErrorResponse'
servers:
  - url: https://api.smallest.ai/atoms/v1
    description: Production server
components:
  schemas:
    AnalyticsHourlyPerformanceGetResponsesContentApplicationJsonSchemaDataHoursItems:
      type: object
      properties:
        hour:
          type: integer
          description: Hour of day (0–23)
        totalCalls:
          type: number
          format: double
        answeredCalls:
          type: number
          format: double
        pickupRate:
          type: number
          format: double
        totalDurationMs:
          type: number
          format: double
        avgDurationMs:
          type: number
          format: double
      title: >-
        AnalyticsHourlyPerformanceGetResponsesContentApplicationJsonSchemaDataHoursItems
    AnalyticsDateRange:
      type: object
      properties:
        from:
          type: string
          format: date
        to:
          type: string
          format: date
      title: AnalyticsDateRange
    AnalyticsHourlyPerformanceGetResponsesContentApplicationJsonSchemaData:
      type: object
      properties:
        orgId:
          type: string
        hours:
          type: array
          items:
            $ref: >-
              #/components/schemas/AnalyticsHourlyPerformanceGetResponsesContentApplicationJsonSchemaDataHoursItems
        period:
          $ref: '#/components/schemas/AnalyticsDateRange'
      title: AnalyticsHourlyPerformanceGetResponsesContentApplicationJsonSchemaData
    Analytics_getHourlyPerformance_Response_200:
      type: object
      properties:
        success:
          type: boolean
        data:
          $ref: >-
            #/components/schemas/AnalyticsHourlyPerformanceGetResponsesContentApplicationJsonSchemaData
      title: Analytics_getHourlyPerformance_Response_200
    BadRequestErrorResponse:
      type: object
      properties:
        status:
          type: boolean
        errors:
          type: array
          items:
            type: string
      title: BadRequestErrorResponse
    UnauthorizedErrorResponse:
      type: object
      properties:
        status:
          type: boolean
        errors:
          type: array
          items:
            type: string
      title: UnauthorizedErrorResponse
    InternalServerErrorResponse:
      type: object
      properties:
        status:
          type: boolean
        errors:
          type: array
          items:
            type: string
      title: InternalServerErrorResponse
  securitySchemes:
    BearerAuth:
      type: http
      scheme: bearer
      description: >-
        API key from the console ApiKey collection, sent as Bearer token. Also
        accepts session cookies for browser-based auth.

```

## Examples



**Request**

```json
{}
```

**Response**

```json
{
  "success": true,
  "data": {
    "orgId": "org-9f8b7c6d5e4a3b2c",
    "hours": [
      {
        "hour": 0,
        "totalCalls": 45,
        "answeredCalls": 40,
        "pickupRate": 0.89,
        "totalDurationMs": 3600000,
        "avgDurationMs": 90000
      },
      {
        "hour": 1,
        "totalCalls": 30,
        "answeredCalls": 25,
        "pickupRate": 0.83,
        "totalDurationMs": 2250000,
        "avgDurationMs": 90000
      },
      {
        "hour": 2,
        "totalCalls": 20,
        "answeredCalls": 18,
        "pickupRate": 0.9,
        "totalDurationMs": 1620000,
        "avgDurationMs": 90000
      },
      {
        "hour": 3,
        "totalCalls": 15,
        "answeredCalls": 12,
        "pickupRate": 0.8,
        "totalDurationMs": 1080000,
        "avgDurationMs": 90000
      },
      {
        "hour": 4,
        "totalCalls": 10,
        "answeredCalls": 8,
        "pickupRate": 0.8,
        "totalDurationMs": 720000,
        "avgDurationMs": 90000
      },
      {
        "hour": 5,
        "totalCalls": 5,
        "answeredCalls": 4,
        "pickupRate": 0.8,
        "totalDurationMs": 360000,
        "avgDurationMs": 90000
      },
      {
        "hour": 6,
        "totalCalls": 25,
        "answeredCalls": 22,
        "pickupRate": 0.88,
        "totalDurationMs": 1980000,
        "avgDurationMs": 90000
      },
      {
        "hour": 7,
        "totalCalls": 50,
        "answeredCalls": 45,
        "pickupRate": 0.9,
        "totalDurationMs": 4050000,
        "avgDurationMs": 90000
      },
      {
        "hour": 8,
        "totalCalls": 70,
        "answeredCalls": 65,
        "pickupRate": 0.93,
        "totalDurationMs": 5850000,
        "avgDurationMs": 90000
      },
      {
        "hour": 9,
        "totalCalls": 80,
        "answeredCalls": 75,
        "pickupRate": 0.94,
        "totalDurationMs": 6750000,
        "avgDurationMs": 90000
      },
      {
        "hour": 10,
        "totalCalls": 90,
        "answeredCalls": 85,
        "pickupRate": 0.94,
        "totalDurationMs": 7650000,
        "avgDurationMs": 90000
      },
      {
        "hour": 11,
        "totalCalls": 100,
        "answeredCalls": 95,
        "pickupRate": 0.95,
        "totalDurationMs": 8550000,
        "avgDurationMs": 90000
      },
      {
        "hour": 12,
        "totalCalls": 110,
        "answeredCalls": 105,
        "pickupRate": 0.95,
        "totalDurationMs": 9450000,
        "avgDurationMs": 90000
      },
      {
        "hour": 13,
        "totalCalls": 120,
        "answeredCalls": 115,
        "pickupRate": 0.96,
        "totalDurationMs": 10350000,
        "avgDurationMs": 90000
      },
      {
        "hour": 14,
        "totalCalls": 130,
        "answeredCalls": 125,
        "pickupRate": 0.96,
        "totalDurationMs": 11250000,
        "avgDurationMs": 90000
      },
      {
        "hour": 15,
        "totalCalls": 140,
        "answeredCalls": 135,
        "pickupRate": 0.96,
        "totalDurationMs": 12150000,
        "avgDurationMs": 90000
      },
      {
        "hour": 16,
        "totalCalls": 150,
        "answeredCalls": 145,
        "pickupRate": 0.97,
        "totalDurationMs": 13050000,
        "avgDurationMs": 90000
      },
      {
        "hour": 17,
        "totalCalls": 160,
        "answeredCalls": 155,
        "pickupRate": 0.97,
        "totalDurationMs": 13950000,
        "avgDurationMs": 90000
      },
      {
        "hour": 18,
        "totalCalls": 170,
        "answeredCalls": 165,
        "pickupRate": 0.97,
        "totalDurationMs": 14850000,
        "avgDurationMs": 90000
      },
      {
        "hour": 19,
        "totalCalls": 180,
        "answeredCalls": 175,
        "pickupRate": 0.97,
        "totalDurationMs": 15750000,
        "avgDurationMs": 90000
      },
      {
        "hour": 20,
        "totalCalls": 190,
        "answeredCalls": 185,
        "pickupRate": 0.97,
        "totalDurationMs": 16650000,
        "avgDurationMs": 90000
      },
      {
        "hour": 21,
        "totalCalls": 200,
        "answeredCalls": 195,
        "pickupRate": 0.98,
        "totalDurationMs": 17550000,
        "avgDurationMs": 90000
      },
      {
        "hour": 22,
        "totalCalls": 210,
        "answeredCalls": 205,
        "pickupRate": 0.98,
        "totalDurationMs": 18450000,
        "avgDurationMs": 90000
      },
      {
        "hour": 23,
        "totalCalls": 220,
        "answeredCalls": 215,
        "pickupRate": 0.98,
        "totalDurationMs": 19350000,
        "avgDurationMs": 90000
      }
    ],
    "period": {
      "from": "2023-01-15",
      "to": "2023-01-15"
    }
  }
}
```

**SDK Code**

```python
import requests

url = "https://api.smallest.ai/atoms/v1/analytics/hourly-performance"

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

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

print(response.json())
```

```javascript
const url = 'https://api.smallest.ai/atoms/v1/analytics/hourly-performance';
const options = {
  method: 'GET',
  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.smallest.ai/atoms/v1/analytics/hourly-performance"

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

	req, _ := http.NewRequest("GET", 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.smallest.ai/atoms/v1/analytics/hourly-performance")

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

request = Net::HTTP::Get.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.get("https://api.smallest.ai/atoms/v1/analytics/hourly-performance")
  .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('GET', 'https://api.smallest.ai/atoms/v1/analytics/hourly-performance', [
  'body' => '{}',
  'headers' => [
    'Authorization' => 'Bearer <token>',
    'Content-Type' => 'application/json',
  ],
]);

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

```csharp
using RestSharp;

var client = new RestClient("https://api.smallest.ai/atoms/v1/analytics/hourly-performance");
var request = new RestRequest(Method.GET);
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.smallest.ai/atoms/v1/analytics/hourly-performance")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "GET"
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()
```