fix(provider): route gateway variants by api id (#36614)

packages/opencode/src/provider/transform.ts

@@ -759,7 +759,7 @@ export function variants(model: Provider.Model): Record<string, Record<string, a
     }
 
     case "@ai-sdk/gateway":
-      if (model.id.includes("anthropic")) {
+      if (model.api.id.includes("anthropic")) {
         if (adaptiveEfforts) {
           return Object.fromEntries(
             adaptiveEfforts.map((effort) => [
@@ -792,8 +792,8 @@ export function variants(model: Provider.Model): Record<string, Record<string, a
           },
         }
       }
-      if (model.id.includes("google")) {
-        if (id.includes("2.5")) {
+      if (model.api.id.includes("google")) {
+        if (model.api.id.includes("2.5")) {
           return {
             high: {
               thinkingConfig: {
@@ -804,7 +804,7 @@ export function variants(model: Provider.Model): Record<string, Record<string, a
             max: {
               thinkingConfig: {
                 includeThoughts: true,
-                thinkingBudget: googleThinkingBudgetMax(id),
+                thinkingBudget: googleThinkingBudgetMax(model.api.id.toLowerCase()),
               },
             },
           }