Fix AG MITM

open-sse/translator/formats.js

@@ -12,20 +12,19 @@ export const FORMATS = {
   CURSOR: "cursor"
 };
 
-// Map endpoint suffix → source format (takes priority over body-based detection)
-const ENDPOINT_FORMAT_MAP = {
-  "/v1/responses": FORMATS.OPENAI_RESPONSES,
-  "/v1/chat/completions": FORMATS.OPENAI,
-};
-
 /**
- * Detect source format from request URL pathname.
+ * Detect source format from request URL pathname + body.
- * Returns null if no matching endpoint found.
+ * Returns null to fall back to body-based detection.
  */
-export function detectFormatByEndpoint(pathname) {
+export function detectFormatByEndpoint(pathname, body) {
-  for (const [segment, format] of Object.entries(ENDPOINT_FORMAT_MAP)) {
+  // /v1/responses is always openai-responses
-    if (pathname.includes(segment)) return format;
+  if (pathname.includes("/v1/responses")) return FORMATS.OPENAI_RESPONSES;
+
+  // /v1/chat/completions + input[] → treat as openai (Cursor CLI sends Responses body via chat endpoint)
+  if (pathname.includes("/v1/chat/completions") && Array.isArray(body?.input)) {
+    return FORMATS.OPENAI;
   }
+
   return null;
 }
 

open-sse/utils/stream.js

@@ -84,8 +84,10 @@ export function createSSEStream(options = {}) {
 
               // Ensure OpenAI-required fields are present on streaming chunks (Letta compat)
               let fieldsInjected = false;
-              if (!parsed.object) { parsed.object = "chat.completion.chunk"; fieldsInjected = true; }
+              if (parsed.choices !== undefined) {
-              if (!parsed.created) { parsed.created = Math.floor(Date.now() / 1000); fieldsInjected = true; }
+                if (!parsed.object) { parsed.object = "chat.completion.chunk"; fieldsInjected = true; }
+                if (!parsed.created) { parsed.created = Math.floor(Date.now() / 1000); fieldsInjected = true; }
+              }
 
               // Strip Azure-specific non-standard fields from streaming chunks
               if (parsed.prompt_filter_results !== undefined) {

open-sse/utils/usageTracking.js

@@ -196,13 +196,15 @@ export function extractUsage(chunk) {
   }
 
   // Gemini format (Antigravity)
-  if (chunk.usageMetadata && typeof chunk.usageMetadata === "object") {
+  // Antigravity wraps usageMetadata inside response: { response: { usageMetadata: {...} } }
+  const usageMeta = chunk.usageMetadata || chunk.response?.usageMetadata;
+  if (usageMeta && typeof usageMeta === "object") {
     return normalizeUsage({
-      prompt_tokens: chunk.usageMetadata?.promptTokenCount || 0,
+      prompt_tokens: usageMeta.promptTokenCount || 0,
-      completion_tokens: chunk.usageMetadata?.candidatesTokenCount || 0,
+      completion_tokens: usageMeta.candidatesTokenCount || 0,
-      total_tokens: chunk.usageMetadata?.totalTokenCount,
+      total_tokens: usageMeta.totalTokenCount,
-      cached_tokens: chunk.usageMetadata?.cachedContentTokenCount,
+      cached_tokens: usageMeta.cachedContentTokenCount,
-      reasoning_tokens: chunk.usageMetadata?.thoughtsTokenCount
+      reasoning_tokens: usageMeta.thoughtsTokenCount
     });
   }
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "9router-app",
-  "version": "0.3.19",
+  "version": "0.3.23",
   "description": "9Router web dashboard",
   "private": true,
   "scripts": {

src/shared/constants/providers.js

@@ -15,8 +15,8 @@ export const OAUTH_PROVIDERS = {
   codex: { id: "codex", alias: "cx", name: "OpenAI Codex", icon: "code", color: "#3B82F6" },
   github: { id: "github", alias: "gh", name: "GitHub Copilot", icon: "code", color: "#333333" },
   cursor: { id: "cursor", alias: "cu", name: "Cursor IDE", icon: "edit_note", color: "#00D4AA" },
-  // kilocode: { id: "kilocode", alias: "kc", name: "Kilo Code", icon: "code", color: "#FF6B35", textIcon: "KC" },
+  kilocode: { id: "kilocode", alias: "kc", name: "Kilo Code", icon: "code", color: "#FF6B35", textIcon: "KC" },
-  // cline: { id: "cline", alias: "cl", name: "Cline", icon: "smart_toy", color: "#5B9BD5", textIcon: "CL" },
+  cline: { id: "cline", alias: "cl", name: "Cline", icon: "smart_toy", color: "#5B9BD5", textIcon: "CL" },
 };
 
 export const APIKEY_PROVIDERS = {

src/sse/handlers/chat.js

@@ -181,8 +181,8 @@ async function handleSingleModelChat(body, modelStr, clientRawRequest = null, re
       connectionId: credentials.connectionId,
       userAgent,
       apiKey,
-      // Detect source format by endpoint — /chat/completions is always openai, /responses is always openai-responses
+      // Detect source format by endpoint + body
-      sourceFormatOverride: request?.url ? detectFormatByEndpoint(new URL(request.url).pathname) : null,
+      sourceFormatOverride: request?.url ? detectFormatByEndpoint(new URL(request.url).pathname, body) : null,
       onCredentialsRefreshed: async (newCreds) => {
         await updateProviderCredentials(credentials.connectionId, {
           accessToken: newCreds.accessToken,