diff --git a/app/api/circuits/active/route.ts b/app/api/circuits/active/route.ts
new file mode 100644
index 0000000..a94e20e
--- /dev/null
+++ b/app/api/circuits/active/route.ts
@@ -0,0 +1,70 @@
+import { NextResponse } from "next/server"
+import { SITE_URL } from "@/lib/constants"
+import { apiNotFound } from "@/lib/utils"
+import { BaseApiResponse } from "@/lib/definitions"
+
+export const revalidate = 600
+
+interface ApiResponse extends BaseApiResponse {
+  year: string
+  total: number
+  circuits: any[]
+}
+
+export async function GET(request: Request) {
+  const queryParams = new URL(request.url).searchParams
+  const yearParam = queryParams.get("year")
+  const currentYear = new Date().getFullYear()
+
+  let year = yearParam ?? String(currentYear)
+
+  try {
+    let res = await fetch(`${SITE_URL}/api/${year}`, {
+      cache: "no-store",
+    })
+
+    // fallback to previous year if current year is not available
+    if (!res.ok && !yearParam) {
+      year = String(currentYear - 1)
+      res = await fetch(`${SITE_URL}/api/${year}`, {
+        cache: "no-store",
+      })
+    }
+
+    if (!res.ok) {
+      return apiNotFound(request, "No races found for the given year.")
+    }
+
+    const data = await res.json()
+
+    if (!Array.isArray(data.races)) {
+      return NextResponse.json(
+        { message: "Invalid data format received from external API" },
+        { status: 500 }
+      )
+    }
+
+    const circuits = data.races.map((race: any) => race.circuit)
+
+    const response: ApiResponse = {
+      api: SITE_URL,
+      url: request.url,
+      year,
+      total: circuits.length,
+      circuits,
+    }
+
+    return NextResponse.json(response, {
+      headers: {
+        "Cache-Control": "public, max-age=600, stale-while-revalidate=60",
+      },
+      status: 200,
+    })
+  } catch (error) {
+    console.log(error)
+    return NextResponse.json(
+      { message: "Server error" },
+      { status: 500 }
+    )
+  }
+}
diff --git a/content/endpoints.json b/content/endpoints.json
index df78a09..25773ae 100644
--- a/content/endpoints.json
+++ b/content/endpoints.json
@@ -761,6 +761,19 @@
         "title": "[circuitId]",
         "description": "This endpoint retrieves details about circuits in the database with the given Id.",
         "url": "circuitId"
+      },
+      {
+        "id": "circuits-active",
+        "title": "circuits/active",
+        "description": "This endpoint retrieves all circuits used in a given Formula 1 season. If no year is provided, the API returns circuits from the latest available season.",
+        "url": "circuits/active?year=2025",
+        "params": [
+          {
+            "name": "year",
+            "description": "Season year to retrieve active circuits for. If not provided, the latest available season is used.",
+            "default": "latest"
+          }
+        ]
       }
     ]
   },
diff --git a/content/examples.json b/content/examples.json
index 88378d2..0a76bcc 100644
--- a/content/examples.json
+++ b/content/examples.json
@@ -2694,6 +2694,119 @@
       }
     ]
   },
+  {
+    "enpointId": "circuits-active",
+    "exampleResponse": {
+      "api": "https://f1api.dev",
+      "url": "http://localhost:3000/api/circuits/active?year=2025",
+      "year": "2024",
+      "total": 24,
+      "circuits": [
+        {
+          "circuitId": "bahrain",
+          "circuitName": "Bahrain International Circuit",
+          "country": "Bahrain",
+          "city": "Sakhir",
+          "circuitLength": "5412km",
+          "lapRecord": "1:31:447",
+          "firstParticipationYear": 2004,
+          "corners": 15,
+          "fastestLapDriverId": "de_la_rosa",
+          "fastestLapTeamId": "mclaren",
+          "fastestLapYear": 2005,
+          "url": "http://en.wikipedia.org/wiki/Bahrain_International_Circuit"
+        }
+      ]
+    },
+    "responseTypes": [
+      {
+        "field": "api",
+        "type": "string",
+        "description": "The base API URL for the F1 Connect service."
+      },
+      {
+        "field": "url",
+        "type": "string",
+        "description": "The URL used to fetch the circuits data with query parameters for year."
+      },
+      {
+        "field": "year",
+        "type": "string",
+        "description": "The year for which circuits are being fetched."
+      },
+      {
+        "field": "total",
+        "type": "number",
+        "description": "The total number of circuits available in the dataset for the given year."
+      },
+      {
+        "field": "circuits",
+        "type": "array",
+        "description": "A list of circuit objects returned from the API."
+      },
+      {
+        "field": "circuitId",
+        "type": "string",
+        "description": "A unique identifier for the circuit."
+      },
+      {
+        "field": "circuitName",
+        "type": "string",
+        "description": "The circuit's name."
+      },
+      {
+        "field": "country",
+        "type": "string",
+        "description": "The circuit's country."
+      },
+      {
+        "field": "city",
+        "type": "string",
+        "description": "The circuit's city."
+      },
+      {
+        "field": "circuitLength",
+        "type": "string",
+        "description": "The circuit's length (e.g., '5412km')."
+      },
+      {
+        "field": "lapRecord",
+        "type": "string",
+        "description": "The lap record for the circuit."
+      },
+      {
+        "field": "firstParticipationYear",
+        "type": "number",
+        "description": "The year the circuit first hosted a Grand Prix."
+      },
+      {
+        "field": "corners",
+        "type": "number",
+        "description": "The number of corners on the circuit."
+      },
+      {
+        "field": "fastestLapDriverId",
+        "type": "string",
+        "description": "The driverId of the fastest lap driver."
+      },
+      {
+        "field": "fastestLapTeamId",
+        "type": "string",
+        "description": "The teamId of the fastest lap team."
+      },
+      {
+        "field": "fastestLapYear",
+        "type": "number",
+        "description": "The year the fastest lap was set."
+      },
+      {
+        "field": "url",
+        "type": "string",
+        "description": "A URL to the Wikipedia page of the circuit."
+      }
+    ]
+  },
+
   {
     "enpointId": "drivers-championship",
     "exampleResponse": {
diff --git a/tests/api/circuits/circuits-active.spec.ts b/tests/api/circuits/circuits-active.spec.ts
new file mode 100644
index 0000000..dd08104
--- /dev/null
+++ b/tests/api/circuits/circuits-active.spec.ts
@@ -0,0 +1,68 @@
+import { test, expect } from "@playwright/test"
+
+test.describe("GET /api/circuits/active", async () => {
+  test("should return active circuits for latest available year when year is not provided", async ({
+    request,
+  }) => {
+    const response = await request.get(`/api/circuits/active`)
+    expect(response.ok()).toBeTruthy()
+    expect(response.status()).toBe(200)
+
+    const data = await response.json()
+
+    expect(data).toMatchObject({
+      api: expect.any(String),
+      url: expect.any(String),
+      year: expect.any(String),
+      total: expect.any(Number),
+      circuits: expect.any(Array),
+    })
+
+    if (data.circuits.length > 0) {
+      const circuit = data.circuits[0]
+      expect(circuit).toMatchObject({
+        circuitId: expect.any(String),
+        circuitName: expect.any(String),
+        country: expect.any(String),
+        city: expect.any(String),
+        url: expect.any(String),
+      })
+    }
+  })
+
+  test("should return active circuits for a specific year", async ({
+    request,
+  }) => {
+    const year = 2023
+    const response = await request.get(
+      `/api/circuits/active?year=${year}`
+    )
+
+    expect(response.ok()).toBeTruthy()
+    expect(response.status()).toBe(200)
+
+    const data = await response.json()
+
+    expect(data.year).toBe(String(year))
+    expect(Array.isArray(data.circuits)).toBeTruthy()
+  })
+
+  test("should return 404 when no races are found for the given year", async ({
+    request,
+  }) => {
+    const invalidYear = 1900
+    const response = await request.get(
+      `/api/circuits/active?year=${invalidYear}`
+    )
+
+    expect(response.status()).toBe(404)
+
+    const data = await response.json()
+    expect(data).toMatchObject({
+      api: expect.any(String),
+      url: expect.any(String),
+      message: expect.any(String),
+      status: 404,
+    })
+  })
+})
\ No newline at end of file