diff --git a/packages/agentcompass/package.json b/packages/agentcompass/package.json
index d7573247d..d7c506f77 100644
--- a/packages/agentcompass/package.json
+++ b/packages/agentcompass/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@magpie-community/gateway-agentcompass",
-  "version": "0.1.3",
+  "version": "0.1.4",
   "description": "Intent, multi-dimensional capability, Model DNA, subscription quota opportunity-cost, and session-affinity routing plugin for Magpie, powered by AgentCompass.",
   "type": "module",
   "main": "./src/index.js",
diff --git a/packages/agentcompass/src/catalog.js b/packages/agentcompass/src/catalog.js
index e26fdc6ae..122983a21 100644
--- a/packages/agentcompass/src/catalog.js
+++ b/packages/agentcompass/src/catalog.js
@@ -1506,9 +1506,13 @@ export function canonicalModel(rawModel, aliases = MODEL_ALIASES) {
   if (aliases[clean]) return aliases[clean];
   const slashIdx = clean.indexOf("/");
   const unprefixed = slashIdx >= 0 ? clean.slice(slashIdx + 1) : clean;
-  if (aliases[unprefixed]) return aliases[unprefixed];
-  const lower = unprefixed.toLowerCase();
-  if (aliases[lower]) return aliases[lower];
+  // A multi-prefix id (`openrouter/openai/gpt-5-mini`) also resolves by its last segment, as AgentCompass's
+  // `resolve_canonical_model` does. An unknown id keeps only its first prefix stripped (`openrouter/qwen/foo` ->
+  // `qwen/foo`), the key quota.js and continuity.js already match on.
+  const last = clean.slice(clean.lastIndexOf("/") + 1);
+  for (const name of [unprefixed, unprefixed.toLowerCase(), last, last.toLowerCase()]) {
+    if (aliases[name]) return aliases[name];
+  }
   return unprefixed;
 }
 
diff --git a/packages/agentcompass/test/router.test.mjs b/packages/agentcompass/test/router.test.mjs
index 1a21eaf46..d2d57b90c 100644
--- a/packages/agentcompass/test/router.test.mjs
+++ b/packages/agentcompass/test/router.test.mjs
@@ -6,7 +6,7 @@ import test from "node:test";
 import { fileURLToPath } from "node:url";
 
 import { burnScale, effortValue, namedRoute, rankCandidates, selectBestRoute } from "../src/allocator.js";
-import { CANONICAL_ROUTES, DEFAULT_SCORING_POLICY, EFFORT_CURVES } from "../src/catalog.js";
+import { CANONICAL_ROUTES, DEFAULT_SCORING_POLICY, EFFORT_CURVES, canonicalModel } from "../src/catalog.js";
 import {
   CACHE_COLD_MS,
   CHATGPT_CODEX_COLD_MS,
@@ -2181,6 +2181,14 @@ test("9.7 PR #670 Round 2 Guard: Mainstream real model IDs & trivial single-vari
       `Expected claude-opus-4-6:(high|xhigh|max) for permutation [${candidateModels.join(", ")}], got ${auditOut.model}`
     );
   }
+
+  // A multi-prefix id resolves by its last segment; an unknown one keeps only its first prefix stripped
+  assert.equal(canonicalModel("openrouter/openai/gpt-5-mini"), "gpt-6-luna");
+  assert.equal(canonicalModel("OpenRouter/OpenAI/GPT-5-Mini"), "gpt-6-luna");
+  // Alias keys with capitals (`MiniMax-M3`) need the exact-case last-segment lookup
+  assert.equal(canonicalModel("openrouter/minimax/MiniMax-M3"), "minimax-m3");
+  assert.equal(canonicalModel("openrouter/qwen/foo"), "qwen/foo");
+  assert.equal(canonicalModel("qwen/foo"), "foo");
 });
 
 test("9.8 PR #670 Round 2 Guard: `options.fetch` alone never enables external scorer unless `allowExternalScorer === true`", async () => {