diff --git a/containers/api-proxy/providers/anthropic.js b/containers/api-proxy/providers/anthropic.js
index 0c0187152..141709096 100644
--- a/containers/api-proxy/providers/anthropic.js
+++ b/containers/api-proxy/providers/anthropic.js
@@ -15,6 +15,7 @@
 const {
   composeBodyTransforms,
   makeProviderNotConfiguredResponse,
+  makeUnconfiguredHealthResponse,
   validateAuthHeaderEnv,
   createBaseAdapterConfig,
   createAdapterMethods,
@@ -229,15 +230,9 @@ function createAnthropicAdapter(env, deps = {}) {
     /** /health response when not configured. */
     getUnconfiguredHealthResponse() {
       if (oidcRequested) {
-        return {
-          statusCode: 503,
-          body: { status: 'unavailable', service: 'awf-api-proxy-anthropic', error: oidcUnavailableError },
-        };
+        return makeUnconfiguredHealthResponse('awf-api-proxy-anthropic', oidcUnavailableError, 'unavailable');
       }
-      return {
-        statusCode: 503,
-        body: { status: 'not_configured', service: 'awf-api-proxy-anthropic', error: 'ANTHROPIC_API_KEY not configured in api-proxy sidecar' },
-      };
+      return makeUnconfiguredHealthResponse('awf-api-proxy-anthropic', 'ANTHROPIC_API_KEY not configured in api-proxy sidecar');
     },
 
     // Exposed for introspection (logging, tests)
diff --git a/containers/api-proxy/providers/copilot.js b/containers/api-proxy/providers/copilot.js
index 36723bb42..ed4f64b06 100644
--- a/containers/api-proxy/providers/copilot.js
+++ b/containers/api-proxy/providers/copilot.js
@@ -20,6 +20,7 @@
 const {
   normalizeBasePath,
   makeProviderNotConfiguredResponse,
+  makeUnconfiguredHealthResponse,
   createAdapterMethods,
   composeBodyTransforms,
 } = require('../proxy-utils');
@@ -305,15 +306,9 @@ function createCopilotAdapter(env, deps = {}) {
     /** /health response when not configured. */
     getUnconfiguredHealthResponse() {
       if (oidcConfigured) {
-        return {
-          statusCode: 503,
-          body: { status: 'not_configured', service: 'awf-api-proxy-copilot', error: `Copilot OIDC token (${authProvider}) not yet available in api-proxy sidecar` },
-        };
+        return makeUnconfiguredHealthResponse('awf-api-proxy-copilot', `Copilot OIDC token (${authProvider}) not yet available in api-proxy sidecar`);
       }
-      return {
-        statusCode: 503,
-        body: { status: 'not_configured', service: 'awf-api-proxy-copilot', error: 'COPILOT_GITHUB_TOKEN or COPILOT_PROVIDER_API_KEY not configured in api-proxy sidecar' },
-      };
+      return makeUnconfiguredHealthResponse('awf-api-proxy-copilot', 'COPILOT_GITHUB_TOKEN or COPILOT_PROVIDER_API_KEY not configured in api-proxy sidecar');
     },
 
     // Exposed for introspection / testing
diff --git a/containers/api-proxy/providers/gemini.js b/containers/api-proxy/providers/gemini.js
index 844ec03e9..9d13715b1 100644
--- a/containers/api-proxy/providers/gemini.js
+++ b/containers/api-proxy/providers/gemini.js
@@ -13,7 +13,7 @@
  *   Gemini SDK versions append alongside the header.
  */
 
-const { stripGeminiKeyParam, createBaseAdapterConfig, createAdapterMethods } = require('../proxy-utils');
+const { stripGeminiKeyParam, createBaseAdapterConfig, createAdapterMethods, makeUnconfiguredHealthResponse } = require('../proxy-utils');
 
 /**
  * Create the Google Gemini provider adapter.
@@ -90,10 +90,7 @@ function createGeminiAdapter(env, deps = {}) {
 
     /** /health response when not configured. */
     getUnconfiguredHealthResponse() {
-      return {
-        statusCode: 503,
-        body: { status: 'not_configured', service: 'awf-api-proxy-gemini', error: 'GEMINI_API_KEY not configured in api-proxy sidecar' },
-      };
+      return makeUnconfiguredHealthResponse('awf-api-proxy-gemini', 'GEMINI_API_KEY not configured in api-proxy sidecar');
     },
   };
 }
diff --git a/containers/api-proxy/proxy-utils.js b/containers/api-proxy/proxy-utils.js
index 4dc4e1f05..6bf2658c0 100644
--- a/containers/api-proxy/proxy-utils.js
+++ b/containers/api-proxy/proxy-utils.js
@@ -216,6 +216,16 @@ function makeProviderNotConfiguredResponse(provider, port, message) {
   };
 }
 
+/**
+ * Build the standard health-endpoint response for an unconfigured provider.
+ * @param {string} service - Service identifier (e.g. 'awf-api-proxy-anthropic')
+ * @param {string} error - Human-readable error message
+ * @param {string} [status='not_configured'] - Status string ('not_configured' or 'unavailable')
+ */
+function makeUnconfiguredHealthResponse(service, error, status = 'not_configured') {
+  return { statusCode: 503, body: { status, service, error } };
+}
+
 /**
  * Validate that a string is a legal HTTP header name.
  * @param {string} name - The header name to validate
@@ -392,6 +402,7 @@ module.exports = {
   shouldStripHeader,
   composeBodyTransforms,
   makeProviderNotConfiguredResponse,
+  makeUnconfiguredHealthResponse,
   isValidHeaderName,
   validateAuthHeaderEnv,
   createBaseAdapterConfig,