diff --git a/packages/adapters/opencode-local/src/server/models.test.ts b/packages/adapters/opencode-local/src/server/models.test.ts
index 153096d29a..0de89de8dd 100644
--- a/packages/adapters/opencode-local/src/server/models.test.ts
+++ b/packages/adapters/opencode-local/src/server/models.test.ts
@@ -148,12 +148,21 @@ describe("openCode models", () => {
         pid: 1,
         startedAt: new Date().toISOString(),
       })
+      .mockResolvedValueOnce({
+        exitCode: 0,
+        signal: null,
+        timedOut: false,
+        stdout: "Models cache refreshed\n",
+        stderr: "",
+        pid: 1,
+        startedAt: new Date().toISOString(),
+      })
       .mockResolvedValueOnce({
         exitCode: 0,
         signal: null,
         timedOut: false,
         stdout:
-          "openrouter/example/stale-model\nopenrouter/deepseek/deepseek-v4-flash-0731\n",
+          "openrouter/example/current-model\nopenrouter/deepseek/deepseek-v4-flash-0731\n",
         stderr: "",
         pid: 1,
         startedAt: new Date().toISOString(),
@@ -167,9 +176,10 @@ describe("openCode models", () => {
       id: "openrouter/deepseek/deepseek-v4-flash-0731",
       label: "openrouter/deepseek/deepseek-v4-flash-0731",
     });
-    expect(spy).toHaveBeenCalledTimes(2);
+    expect(spy).toHaveBeenCalledTimes(3);
     expect(spy.mock.calls[0]?.[2]).toEqual(["models"]);
     expect(spy.mock.calls[1]?.[2]).toEqual(["models", "--refresh"]);
+    expect(spy.mock.calls[2]?.[2]).toEqual(["models"]);
   });
 
   it("still rejects when a refreshed non-empty catalog omits the configured model", async () => {
@@ -184,6 +194,15 @@ describe("openCode models", () => {
         pid: 1,
         startedAt: new Date().toISOString(),
       })
+      .mockResolvedValueOnce({
+        exitCode: 0,
+        signal: null,
+        timedOut: false,
+        stdout: "Models cache refreshed\n",
+        stderr: "",
+        pid: 1,
+        startedAt: new Date().toISOString(),
+      })
       .mockResolvedValueOnce({
         exitCode: 0,
         signal: null,
@@ -201,11 +220,12 @@ describe("openCode models", () => {
     ).rejects.toThrow(
       "Configured OpenCode model is unavailable: openrouter/deepseek/deepseek-v4-flash-0731",
     );
-    expect(spy).toHaveBeenCalledTimes(2);
+    expect(spy).toHaveBeenCalledTimes(3);
     expect(spy.mock.calls[1]?.[2]).toEqual(["models", "--refresh"]);
+    expect(spy.mock.calls[2]?.[2]).toEqual(["models"]);
   });
 
-  it("still rejects from the original catalog when refresh returns no models", async () => {
+  it("still rejects from the original catalog when post-refresh enumeration returns no models", async () => {
     const spy = vi
       .spyOn(serverUtils, "runChildProcess")
       .mockResolvedValueOnce({
@@ -217,6 +237,15 @@ describe("openCode models", () => {
         pid: 1,
         startedAt: new Date().toISOString(),
       })
+      .mockResolvedValueOnce({
+        exitCode: 0,
+        signal: null,
+        timedOut: false,
+        stdout: "Models cache refreshed\n",
+        stderr: "",
+        pid: 1,
+        startedAt: new Date().toISOString(),
+      })
       .mockResolvedValueOnce({
         exitCode: 0,
         signal: null,
@@ -232,8 +261,9 @@ describe("openCode models", () => {
         model: "openrouter/deepseek/deepseek-v4-flash-0731",
       }),
     ).rejects.toThrow("Available models: openrouter/example/stale-model");
-    expect(spy).toHaveBeenCalledTimes(2);
+    expect(spy).toHaveBeenCalledTimes(3);
     expect(spy.mock.calls[1]?.[2]).toEqual(["models", "--refresh"]);
+    expect(spy.mock.calls[2]?.[2]).toEqual(["models"]);
   });
 
   it("still rejects from the original catalog when refresh fails", async () => {
diff --git a/packages/adapters/opencode-local/src/server/models.ts b/packages/adapters/opencode-local/src/server/models.ts
index 92199830f6..3e576eaa20 100644
--- a/packages/adapters/opencode-local/src/server/models.ts
+++ b/packages/adapters/opencode-local/src/server/models.ts
@@ -238,12 +238,17 @@ async function refreshOpenCodeModelsCached(input: {
   const command = resolveOpenCodeCommand(input.command);
   const cwd = asString(input.cwd, process.cwd());
   const env = normalizeEnv(input.env);
-  const models = await discoverOpenCodeModels({
+  // OpenCode 1.18.17 uses `models --refresh` only to update its on-disk
+  // models.dev cache. Its stdout is a confirmation message, not the refreshed
+  // catalog, so enumerate once more after the refresh under the exact same
+  // command/cwd/env before deciding whether the configured model exists.
+  await discoverOpenCodeModels({
     command,
     cwd,
     env,
     refresh: true,
   });
+  const models = await discoverOpenCodeModels({ command, cwd, env });
   if (models.length > 0) {
     discoveryCache.set(discoveryCacheKey(command, cwd, env), {
       expiresAt: Date.now() + MODELS_CACHE_TTL_MS,