diff --git a/src/shared/key-management/gcp/checker.ts b/src/shared/key-management/gcp/checker.ts
index 5995065..67d5b26 100644
--- a/src/shared/key-management/gcp/checker.ts
+++ b/src/shared/key-management/gcp/checker.ts
@@ -6,10 +6,12 @@ import { GcpModelFamily } from "../../models";
 
 const MIN_CHECK_INTERVAL = 3 * 1000; // 3 seconds
 const KEY_CHECK_PERIOD = 90 * 60 * 1000; // 90 minutes
-const GCP_HOST =
-  process.env.GCP_HOST || "%REGION%-aiplatform.googleapis.com";
+const GCP_HOST = process.env.GCP_HOST || "%REGION%-aiplatform.googleapis.com";
 const POST_STREAM_RAW_URL = (project: string, region: string, model: string) =>
-  `https://${GCP_HOST.replace("%REGION%", region)}/v1/projects/${project}/locations/${region}/publishers/anthropic/models/${model}:streamRawPredict`;
+  `https://${GCP_HOST.replace(
+    "%REGION%",
+    region
+  )}/v1/projects/${project}/locations/${region}/publishers/anthropic/models/${model}:streamRawPredict`;
 const TEST_MESSAGES = [
   { role: "user", content: "Hi!" },
   { role: "assistant", content: "Hello!" },
@@ -38,9 +40,8 @@ export class GcpKeyChecker extends KeyCheckerBase<GcpKey> {
         this.invokeModel("claude-3-5-sonnet@20240620", key, true),
       ];
 
-      const [sonnet, haiku, opus, sonnet35] =
-        await Promise.all(checks);
-      
+      const [sonnet, haiku, opus, sonnet35] = await Promise.all(checks);
+
       this.log.debug(
         { key: key.hash, sonnet, haiku, opus, sonnet35 },
         "GCP model initial tests complete."
@@ -66,20 +67,17 @@ export class GcpKeyChecker extends KeyCheckerBase<GcpKey> {
       });
     } else {
       if (key.haikuEnabled) {
-        await this.invokeModel("claude-3-haiku@20240307", key, false)
+        await this.invokeModel("claude-3-haiku@20240307", key, false);
       } else if (key.sonnetEnabled) {
-        await this.invokeModel("claude-3-sonnet@20240229", key, false)
+        await this.invokeModel("claude-3-sonnet@20240229", key, false);
       } else if (key.sonnet35Enabled) {
-        await this.invokeModel("claude-3-5-sonnet@20240620", key, false)
+        await this.invokeModel("claude-3-5-sonnet@20240620", key, false);
       } else {
-        await this.invokeModel("claude-3-opus@20240229", key, false)
+        await this.invokeModel("claude-3-opus@20240229", key, false);
       }
 
       this.updateKey(key.hash, { lastChecked: Date.now() });
-      this.log.debug(
-        { key: key.hash},
-        "GCP key check complete."
-      );
+      this.log.debug({ key: key.hash }, "GCP key check complete.");
     }
 
     this.log.info(
@@ -134,8 +132,12 @@ export class GcpKeyChecker extends KeyCheckerBase<GcpKey> {
    */
   private async invokeModel(model: string, key: GcpKey, initial: boolean) {
     const creds = GcpKeyChecker.getCredentialsFromKey(key);
-    const signedJWT = await GcpKeyChecker.createSignedJWT(creds.clientEmail, creds.privateKey)
-    const [accessToken, jwtError] = await GcpKeyChecker.exchangeJwtForAccessToken(signedJWT)
+    const signedJWT = await GcpKeyChecker.createSignedJWT(
+      creds.clientEmail,
+      creds.privateKey
+    );
+    const [accessToken, jwtError] =
+      await GcpKeyChecker.exchangeJwtForAccessToken(signedJWT);
     if (accessToken === null) {
       this.log.warn(
         { key: key.hash, jwtError },
@@ -151,15 +153,19 @@ export class GcpKeyChecker extends KeyCheckerBase<GcpKey> {
     const { data, status } = await axios.post(
       POST_STREAM_RAW_URL(creds.projectId, creds.region, model),
       payload,
-      { 
+      {
         headers: GcpKeyChecker.getRequestHeaders(accessToken),
-        validateStatus: initial ? () => true : (status: number) => status >= 200 && status < 300
+        validateStatus: initial
+          ? () => true
+          : (status: number) => status >= 200 && status < 300,
       }
     );
     this.log.debug({ key: key.hash, data }, "Response from GCP");
 
     if (initial) {
-      return (status >= 200 && status < 300) || (status === 429 || status === 529);
+      return (
+        (status >= 200 && status < 300) || status === 429 || status === 529
+      );
     }
 
     return true;
@@ -203,8 +209,12 @@ export class GcpKeyChecker extends KeyCheckerBase<GcpKey> {
       scope: "https://www.googleapis.com/auth/cloud-platform",
     };
 
-    const encodedHeader = GcpKeyChecker.urlSafeBase64Encode(JSON.stringify(header));
-    const encodedPayload = GcpKeyChecker.urlSafeBase64Encode(JSON.stringify(payload));
+    const encodedHeader = GcpKeyChecker.urlSafeBase64Encode(
+      JSON.stringify(header)
+    );
+    const encodedPayload = GcpKeyChecker.urlSafeBase64Encode(
+      JSON.stringify(payload)
+    );
 
     const unsignedToken = `${encodedHeader}.${encodedPayload}`;
 
@@ -218,7 +228,9 @@ export class GcpKeyChecker extends KeyCheckerBase<GcpKey> {
     return `${unsignedToken}.${encodedSignature}`;
   }
 
-  static async exchangeJwtForAccessToken(signed_jwt: string): Promise<[string | null, string]> {
+  static async exchangeJwtForAccessToken(
+    signed_jwt: string
+  ): Promise<[string | null, string]> {
     const auth_url = "https://www.googleapis.com/oauth2/v4/token";
     const params = {
       grant_type: "urn:ietf:params:oauth:grant-type:jwt-bearer",
@@ -252,7 +264,11 @@ export class GcpKeyChecker extends KeyCheckerBase<GcpKey> {
   static urlSafeBase64Encode(data: string | ArrayBuffer): string {
     let base64: string;
     if (typeof data === "string") {
-      base64 = btoa(encodeURIComponent(data).replace(/%([0-9A-F]{2})/g, (match, p1) => String.fromCharCode(parseInt("0x" + p1, 16))));
+      base64 = btoa(
+        encodeURIComponent(data).replace(/%([0-9A-F]{2})/g, (match, p1) =>
+          String.fromCharCode(parseInt("0x" + p1, 16))
+        )
+      );
     } else {
       base64 = btoa(String.fromCharCode(...new Uint8Array(data)));
     }
@@ -260,7 +276,10 @@ export class GcpKeyChecker extends KeyCheckerBase<GcpKey> {
   }
 
   static getRequestHeaders(accessToken: string) {
-    return { "Authorization": `Bearer ${accessToken}`, "Content-Type": "application/json" };
+    return {
+      Authorization: `Bearer ${accessToken}`,
+      "Content-Type": "application/json",
+    };
   }
 
   static getCredentialsFromKey(key: GcpKey) {
@@ -269,9 +288,12 @@ export class GcpKeyChecker extends KeyCheckerBase<GcpKey> {
       throw new Error("Invalid GCP key");
     }
     const privateKey = rawPrivateKey
-      .replace(/-----BEGIN PRIVATE KEY-----|-----END PRIVATE KEY-----|\r|\n|\\n/g, '')
+      .replace(
+        /-----BEGIN PRIVATE KEY-----|-----END PRIVATE KEY-----|\r|\n|\\n/g,
+        ""
+      )
       .trim();
-  
+
     return { projectId, clientEmail, region, privateKey };
   }
 }