diff --git a/docs/providers/github-copilot.md b/docs/providers/github-copilot.md
index f854460449a3..ccb091282035 100644
--- a/docs/providers/github-copilot.md
+++ b/docs/providers/github-copilot.md
@@ -333,6 +333,11 @@ configured default model is never replaced.
     resolves the account-specific API endpoint, and uses the stored GitHub token
     for Copilot requests. You do not need to manage runtime authentication
     manually.
+
+    Usage checks also use the selected profile's GitHub token. For OAuth profiles
+    that carry a tenant domain, usage follows that domain before the provider's
+    configured domain. `COPILOT_GITHUB_DOMAIN` still takes precedence.
+
   </Accordion>
 </AccordionGroup>
 
diff --git a/extensions/github-copilot/index.ts b/extensions/github-copilot/index.ts
index 063e465fb6c0..3f5b6306568d 100644
--- a/extensions/github-copilot/index.ts
+++ b/extensions/github-copilot/index.ts
@@ -725,12 +725,17 @@ export default definePluginEntry({
       },
       resolveUsageAuth: async (ctx) => await ctx.resolveOAuthToken(),
       fetchUsageSnapshot: async (ctx) => {
+        const source = parseGithubCopilotApiKey(ctx.token);
         const { fetchCopilotUsage } = await loadGithubCopilotRuntime();
         return await fetchCopilotUsage(
-          ctx.token,
+          source.githubToken,
           ctx.timeoutMs,
           ctx.fetchFn,
-          resolveGithubCopilotDomain({ env: ctx.env, config: ctx.config }),
+          resolveGithubCopilotDomain({
+            env: ctx.env,
+            explicit: source.githubDomain,
+            config: ctx.config,
+          }),
         );
       },
     });
diff --git a/extensions/github-copilot/usage.test.ts b/extensions/github-copilot/usage.test.ts
new file mode 100644
index 000000000000..f47e4134c05b
--- /dev/null
+++ b/extensions/github-copilot/usage.test.ts
@@ -0,0 +1,129 @@
+import { expectDefined } from "@openclaw/normalization-core";
+import type { OpenClawConfig, OpenClawPluginApi } from "openclaw/plugin-sdk/plugin-entry";
+import { createTestPluginApi } from "openclaw/plugin-sdk/plugin-test-api";
+import { describe, expect, it, vi } from "vitest";
+import plugin from "./index.js";
+
+function registerProvider() {
+  const registerProviderMock = vi.fn<OpenClawPluginApi["registerProvider"]>();
+  plugin.register(createTestPluginApi({ registerProvider: registerProviderMock }));
+  return expectDefined(registerProviderMock.mock.calls[0]?.[0], "Copilot provider registration");
+}
+
+describe("GitHub Copilot usage credential routing", () => {
+  it.each([
+    { label: "plain public token", expectedDomain: "github.com" },
+    {
+      label: "plain token with configured tenant",
+      configuredDomain: "config.ghe.com",
+      expectedDomain: "config.ghe.com",
+    },
+    {
+      label: "public OAuth metadata",
+      credentialDomain: "github.com",
+      expectedDomain: "github.com",
+    },
+    {
+      label: "OAuth tenant without provider config",
+      credentialDomain: "account.ghe.com",
+      expectedDomain: "account.ghe.com",
+    },
+    {
+      label: "OAuth tenant before provider config",
+      credentialDomain: "account.ghe.com",
+      configuredDomain: "config.ghe.com",
+      expectedDomain: "account.ghe.com",
+    },
+    {
+      label: "public OAuth before provider config",
+      credentialDomain: "github.com",
+      configuredDomain: "config.ghe.com",
+      expectedDomain: "github.com",
+    },
+    {
+      label: "environment override before OAuth and config",
+      credentialDomain: "account.ghe.com",
+      configuredDomain: "config.ghe.com",
+      envDomain: "override.ghe.com",
+      expectedDomain: "override.ghe.com",
+    },
+  ])("uses the raw token and correct host for $label", async (testCase) => {
+    const provider = registerProvider();
+    const token = testCase.credentialDomain
+      ? expectDefined(
+          provider.formatApiKey,
+          "Copilot OAuth formatter",
+        )({
+          type: "oauth",
+          provider: "github-copilot",
+          refresh: "durable-token",
+          access: "old-access",
+          expires: 0,
+          enterpriseUrl: testCase.credentialDomain,
+        })
+      : "durable-token";
+    const config: OpenClawConfig = testCase.configuredDomain
+      ? {
+          models: {
+            providers: {
+              "github-copilot": {
+                baseUrl: "https://api.githubcopilot.com",
+                models: [],
+                params: { githubDomain: testCase.configuredDomain },
+              },
+            },
+          },
+        }
+      : {};
+    const fetchFn = vi.fn<typeof fetch>(async (input, init) => {
+      const request = new Request(input, init);
+      expect(request.url).toBe(`https://api.${testCase.expectedDomain}/copilot_internal/user`);
+      expect(request.headers.get("authorization")).toBe("token durable-token");
+      return Response.json({
+        copilot_plan: "business",
+        quota_snapshots: { premium_interactions: { percent_remaining: 75 } },
+      });
+    });
+
+    const result = await expectDefined(
+      provider.fetchUsageSnapshot,
+      "Copilot usage hook",
+    )({
+      config,
+      env: testCase.envDomain ? { COPILOT_GITHUB_DOMAIN: testCase.envDomain } : {},
+      provider: "github-copilot",
+      token,
+      timeoutMs: 5000,
+      fetchFn,
+    });
+
+    expect(fetchFn).toHaveBeenCalledOnce();
+    expect(result).toMatchObject({
+      provider: "github-copilot",
+      plan: "business",
+      windows: [{ label: "Premium", usedPercent: 25 }],
+    });
+  });
+
+  it.each([
+    "openclaw-github-copilot-oauth:v1:invalid-json",
+    'openclaw-github-copilot-oauth:v1:{"token":"durable-token","githubDomain":"attacker.example"}',
+  ])("rejects invalid credential metadata before sending a request", async (token) => {
+    const provider = registerProvider();
+    const fetchFn = vi.fn<typeof fetch>();
+    await expect(
+      expectDefined(
+        provider.fetchUsageSnapshot,
+        "Copilot usage hook",
+      )({
+        config: {},
+        env: {},
+        provider: "github-copilot",
+        token,
+        timeoutMs: 5000,
+        fetchFn,
+      }),
+    ).rejects.toThrow("Invalid GitHub Copilot legacy OAuth credential metadata");
+    expect(fetchFn).not.toHaveBeenCalled();
+  });
+});