diff --git a/api/src/core/api.js b/api/src/core/api.js
index a1c2692a..fb55d35a 100644
--- a/api/src/core/api.js
+++ b/api/src/core/api.js
@@ -65,7 +65,7 @@ export function runAPI(express, app, __dirname) {
         },
         handler: (req, res) => {
             const { status, body } = createResponse("error", {
-                code: "error.rate_exceeded",
+                code: "error.api.rate_exceeded",
                 context: {
                     limit: env.rateLimitWindow
                 }
@@ -122,11 +122,11 @@ export function runAPI(express, app, __dirname) {
             }
 
             if (!acceptRegex.test(req.header('Accept'))) {
-                return fail(res, 'ErrorInvalidAcceptHeader');
+                return fail(res, "error.api.header.accept");
             }
 
             if (!acceptRegex.test(req.header('Content-Type'))) {
-                return fail(res, 'ErrorInvalidContentType');
+                return fail(res, "error.api.header.content_type");
             }
 
             req.authorized = true;
@@ -152,10 +152,7 @@ export function runAPI(express, app, __dirname) {
     app.use('/', (err, _, res, next) => {
         if (err) {
             const { status, body } = createResponse("error", {
-                code: "error.body_invalid",
-                context: {
-                    limit: env.rateLimitWindow
-                }
+                code: "error.api.invalid_body",
             });
             return res.status(status).json(body);
         }
@@ -195,7 +192,7 @@ export function runAPI(express, app, __dirname) {
         const lang = languageCode(req);
 
         if (!request.url) {
-            return fail(res, 'ErrorNoLink');
+            return fail(res, "error.api.link.missing");
         }
 
         if (request.youtubeDubBrowserLang) {
@@ -204,12 +201,12 @@ export function runAPI(express, app, __dirname) {
 
         const { success, data: normalizedRequest } = await normalizeRequest(request);
         if (!success) {
-            return fail(res, 'ErrorCantProcess');
+            return fail(res, "error.api.invalid_body");
         }
 
         const parsed = extract(normalizedRequest.url);
         if (parsed === null) {
-            return fail(res, 'ErrorUnsupported');
+            return fail(res, "error.api.service.unsupported");
         }
 
         try {
@@ -219,7 +216,7 @@ export function runAPI(express, app, __dirname) {
 
             res.status(result.status).json(result.body);
         } catch {
-            fail(res, 'ErrorSomethingWentWrong');
+            fail(res, "error.api.generic");
         }
     })
 
diff --git a/api/src/processing/match-action.js b/api/src/processing/match-action.js
index 9ad15809..4620d232 100644
--- a/api/src/processing/match-action.js
+++ b/api/src/processing/match-action.js
@@ -39,7 +39,7 @@ export default function({ r, host, audioFormat, isAudioOnly, isAudioMuted, disab
     switch (action) {
         default:
             return createResponse("error", {
-                code: "ErrorEmptyDownload"
+                code: "error.api.fetch.empty"
             });
 
         case "photo":
@@ -149,7 +149,7 @@ export default function({ r, host, audioFormat, isAudioOnly, isAudioMuted, disab
         case "audio":
             if (audioIgnore.includes(host) || (host === "reddit" && r.typeId === "redirect")) {
                 return createResponse("error", {
-                    code: "ErrorEmptyDownload"
+                    code: "error.api.fetch.empty"
                 })
             }
 
diff --git a/api/src/processing/match.js b/api/src/processing/match.js
index e730b55b..0d60754f 100644
--- a/api/src/processing/match.js
+++ b/api/src/processing/match.js
@@ -51,12 +51,12 @@ export default async function(host, patternMatch, obj) {
 
         if (!testers[host]) {
             return createResponse("error", {
-                code: "ErrorUnsupported"
+                code: "error.api.service.unsupported"
             });
         }
         if (!(testers[host](patternMatch))) {
             return createResponse("error", {
-                code: "ErrorBrokenLink",
+                code: "error.api.link.invalid",
                 context: {
                     service: host
                 }
@@ -230,7 +230,7 @@ export default async function(host, patternMatch, obj) {
 
             default:
                 return createResponse("error", {
-                    code: "ErrorUnsupported"
+                    code: "error.api.service.unsupported"
                 });
         }
 
@@ -265,7 +265,7 @@ export default async function(host, patternMatch, obj) {
         })
     } catch {
         return createResponse("error", {
-            code: "ErrorBadFetch",
+            code: "error.api.fetch.critical",
             context: {
                 service: host
             }
diff --git a/api/src/processing/request.js b/api/src/processing/request.js
index 85182d60..404821db 100644
--- a/api/src/processing/request.js
+++ b/api/src/processing/request.js
@@ -10,7 +10,7 @@ export function createResponse(responseType, responseData) {
             body: {
                 status: "error",
                 error: {
-                    code: code || "Internal Server Error",
+                    code: code || "error.api.fetch.critical",
                 },
                 critical: true
             }