diff --git a/src/gateway/env.ts b/src/gateway/env.ts
index 26f1887..478302e 100644
--- a/src/gateway/env.ts
+++ b/src/gateway/env.ts
@@ -25,6 +25,9 @@ export function buildEnvVars(env: MoltbotEnv): Record<string, string> {
   if (!envVars.ANTHROPIC_API_KEY && env.ANTHROPIC_API_KEY) {
     envVars.ANTHROPIC_API_KEY = env.ANTHROPIC_API_KEY;
   }
+  if (env.ANTHROPIC_OAUTH_TOKEN) {
+    envVars.ANTHROPIC_OAUTH_TOKEN = env.ANTHROPIC_OAUTH_TOKEN;
+  }
   if (!envVars.OPENAI_API_KEY && env.OPENAI_API_KEY) {
     envVars.OPENAI_API_KEY = env.OPENAI_API_KEY;
   }
diff --git a/src/index.ts b/src/index.ts
index 3ee1f5c..eacd5e3 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -73,9 +73,9 @@ function validateRequiredEnv(env: MoltbotEnv): string[] {
     if (!env.AI_GATEWAY_BASE_URL) {
       missing.push('AI_GATEWAY_BASE_URL (required when using AI_GATEWAY_API_KEY)');
     }
-  } else if (!env.ANTHROPIC_API_KEY) {
-    // Direct Anthropic access requires API key
-    missing.push('ANTHROPIC_API_KEY or AI_GATEWAY_API_KEY');
+  } else if (!env.ANTHROPIC_API_KEY && !env.ANTHROPIC_OAUTH_TOKEN) {
+    // Direct Anthropic access requires API key or OAuth token
+    missing.push('ANTHROPIC_API_KEY, ANTHROPIC_OAUTH_TOKEN, or AI_GATEWAY_API_KEY');
   }
 
   return missing;
@@ -116,6 +116,7 @@ app.use('*', async (c, next) => {
   const url = new URL(c.req.url);
   console.log(`[REQ] ${c.req.method} ${url.pathname}${url.search}`);
   console.log(`[REQ] Has ANTHROPIC_API_KEY: ${!!c.env.ANTHROPIC_API_KEY}`);
+  console.log(`[REQ] Has ANTHROPIC_OAUTH_TOKEN: ${!!c.env.ANTHROPIC_OAUTH_TOKEN}`);
   console.log(`[REQ] DEV_MODE: ${c.env.DEV_MODE}`);
   console.log(`[REQ] DEBUG_ROUTES: ${c.env.DEBUG_ROUTES}`);
   await next();
@@ -249,8 +250,8 @@ app.all('*', async (c) => {
     const errorMessage = error instanceof Error ? error.message : 'Unknown error';
 
     let hint = 'Check worker logs with: wrangler tail';
-    if (!c.env.ANTHROPIC_API_KEY) {
-      hint = 'ANTHROPIC_API_KEY is not set. Run: wrangler secret put ANTHROPIC_API_KEY';
+    if (!c.env.ANTHROPIC_API_KEY && !c.env.ANTHROPIC_OAUTH_TOKEN) {
+      hint = 'ANTHROPIC_API_KEY or ANTHROPIC_OAUTH_TOKEN is not set. Run: wrangler secret put ANTHROPIC_API_KEY';
     } else if (errorMessage.includes('heap out of memory') || errorMessage.includes('OOM')) {
       hint = 'Gateway ran out of memory. Try again or check for memory leaks.';
     }
diff --git a/src/types.ts b/src/types.ts
index bb82c8c..a08bcb5 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -12,6 +12,7 @@ export interface MoltbotEnv {
   AI_GATEWAY_BASE_URL?: string; // AI Gateway URL (e.g., https://gateway.ai.cloudflare.com/v1/{account_id}/{gateway_id}/anthropic)
   // Legacy direct provider configuration (fallback)
   ANTHROPIC_API_KEY?: string;
+  ANTHROPIC_OAUTH_TOKEN?: string;
   ANTHROPIC_BASE_URL?: string;
   OPENAI_API_KEY?: string;
   MOLTBOT_GATEWAY_TOKEN?: string; // Gateway token (mapped to CLAWDBOT_GATEWAY_TOKEN for container)
diff --git a/start-moltbot.sh b/start-moltbot.sh
index 977ebf3..c61d323 100644
--- a/start-moltbot.sh
+++ b/start-moltbot.sh
@@ -187,7 +187,6 @@ if (process.env.TELEGRAM_BOT_TOKEN) {
     config.channels.telegram = config.channels.telegram || {};
     config.channels.telegram.botToken = process.env.TELEGRAM_BOT_TOKEN;
     config.channels.telegram.enabled = true;
-    config.channels.telegram.dm = config.channels.telegram.dm || {};
     config.channels.telegram.dmPolicy = process.env.TELEGRAM_DM_POLICY || 'pairing';
 }