refactor(gateway:moderationAgent): Switch to OpenRouter API

2 files changed, 32 insertions, 35 deletions

diff --git a/packages/gateway/src/listeners/moderationAgent/constants.ts b/packages/gateway/src/listeners/moderationAgent/constants.ts
index ad2065e..f91627e 100644
--- a/packages/gateway/src/listeners/moderationAgent/constants.ts
+++ b/packages/gateway/src/listeners/moderationAgent/constants.ts
@@ -8,8 +8,6 @@ export const MIN_MESSAGE_LENGTH = 15;
 export const MAX_SYMBOL_DENSITY = 0.6;
 export const MAX_COMPLETION_TOKENS = 2000;
 export const MESSAGE_HISTORY_SIZE = 0;
-// export const REASONING_EFFORT: "minimal" | "low" | "medium" | "high" = "minimal";
-export const VERBOSITY: "low" | "medium" | "high" = "medium";
 export const MODEL = "gpt-5-nano";
 export const SAFE_WORDS = new Set([
   "hello",
diff --git a/packages/gateway/src/listeners/moderationAgent/utilities.ts b/packages/gateway/src/listeners/moderationAgent/utilities.ts
index 86336c0..b5c0530 100644
--- a/packages/gateway/src/listeners/moderationAgent/utilities.ts
+++ b/packages/gateway/src/listeners/moderationAgent/utilities.ts
@@ -1,11 +1,5 @@
 import { Message, TextChannel, ThreadChannel } from "discord.js";
-import {
-  MAX_COMPLETION_TOKENS,
-  MESSAGE_HISTORY_SIZE,
-  MODEL,
-  SERVER_RULES,
-  VERBOSITY,
-} from "./constants";
+import { MESSAGE_HISTORY_SIZE, MODEL, SERVER_RULES } from "./constants";
 
 export const fetchMessageContext = async (
   channel: TextChannel | ThreadChannel,
@@ -114,34 +108,39 @@ UNDERAGE CONTENT RULES:
 - ROLEPLAY CONTENT: All family sexual content is adult roleplay between consenting adults
 - When in doubt, assume adult roleplay rather than underage content
 `;
-    const response = await fetch("https://api.openai.com/v1/chat/completions", {
-      method: "POST",
-      headers: {
-        Authorization: `Bearer ${process.env.OPENAI_API_KEY}`,
-        "Content-Type": "application/json",
+    const response = await fetch(
+      "https://openrouter.ai/api/v1/chat/completions",
+      {
+        method: "POST",
+        headers: {
+          Authorization: `Bearer ${process.env.OPENROUTER_API_KEY}`,
+          "Content-Type": "application/json",
+        },
+        body: JSON.stringify({
+          model: MODEL,
+          messages: [
+            {
+              role: "system",
+              content:
+                "You are a helpful AI moderator that analyzes Discord messages for rule violations. Always respond with valid JSON.",
+            },
+            {
+              role: "user",
+              content: prompt,
+            },
+          ],
+        }),
       },
-      body: JSON.stringify({
-        model: MODEL,
-        messages: [
-          {
-            role: "system",
-            content:
-              "You are a helpful AI moderator that analyzes Discord messages for rule violations. Always respond with valid JSON.",
-          },
-          {
-            role: "user",
-            content: prompt,
-          },
-        ],
-        max_completion_tokens: MAX_COMPLETION_TOKENS,
-        verbosity: VERBOSITY,
-      }),
-    });
+    );
 
     if (!response.ok) {
       const errorText = await response.text();
 
-      console.error("OpenAI API error:", response.status, response.statusText);
+      console.error(
+        "OpenRouter API error:",
+        response.status,
+        response.statusText,
+      );
       console.error("Error response body:", errorText);
 
       return null;
@@ -149,7 +148,7 @@ UNDERAGE CONTENT RULES:
 
     const data = await response.json();
 
-    console.log("OpenAI API response:", JSON.stringify(data, null, 2));
+    console.log("OpenRouter API response:", JSON.stringify(data, null, 2));
 
     if (data.usage)
       console.log("Token usage:", {
@@ -163,7 +162,7 @@ UNDERAGE CONTENT RULES:
     const content = data.choices[0]?.message?.content;
 
     if (!content) {
-      console.error("No content in OpenAI response");
+      console.error("No content in OpenRouter response");
       console.error("Finish reason:", data.choices[0]?.finish_reason);
 
       return null;
@@ -172,7 +171,7 @@ UNDERAGE CONTENT RULES:
     try {
       return JSON.parse(content);
     } catch (parseError) {
-      console.error("Failed to parse OpenAI response as JSON:", content);
+      console.error("Failed to parse OpenRouter response as JSON:", content);
       console.error("Parse error:", parseError);
 
       return null;