feat: add models.dev-backed model capabilities

src/config/index.ts

@@ -19,5 +19,6 @@ export type {
   SisyphusConfig,
   SisyphusTasksConfig,
   RuntimeFallbackConfig,
+  ModelCapabilitiesConfig,
   FallbackModels,
 } from "./schema"

src/config/schema.test.ts

@@ -147,6 +147,37 @@ describe("disabled_mcps schema", () => {
   })
 })
 
+describe("OhMyOpenCodeConfigSchema - model_capabilities", () => {
+  test("accepts valid model capabilities config", () => {
+    const input = {
+      model_capabilities: {
+        enabled: true,
+        auto_refresh_on_start: true,
+        refresh_timeout_ms: 5000,
+        source_url: "https://models.dev/api.json",
+      },
+    }
+
+    const result = OhMyOpenCodeConfigSchema.safeParse(input)
+
+    expect(result.success).toBe(true)
+    if (result.success) {
+      expect(result.data.model_capabilities).toEqual(input.model_capabilities)
+    }
+  })
+
+  test("rejects invalid model capabilities config", () => {
+    const result = OhMyOpenCodeConfigSchema.safeParse({
+      model_capabilities: {
+        refresh_timeout_ms: -1,
+        source_url: "not-a-url",
+      },
+    })
+
+    expect(result.success).toBe(false)
+  })
+})
+
 describe("AgentOverrideConfigSchema", () => {
   describe("category field", () => {
     test("accepts category as optional string", () => {

src/config/schema.ts

@@ -13,6 +13,7 @@ export * from "./schema/fallback-models"
 export * from "./schema/git-env-prefix"
 export * from "./schema/git-master"
 export * from "./schema/hooks"
+export * from "./schema/model-capabilities"
 export * from "./schema/notification"
 export * from "./schema/oh-my-opencode-config"
 export * from "./schema/ralph-loop"

src/config/schema/model-capabilities.ts

@@ -0,0 +1,10 @@
+import { z } from "zod"
+
+export const ModelCapabilitiesConfigSchema = z.object({
+  enabled: z.boolean().optional(),
+  auto_refresh_on_start: z.boolean().optional(),
+  refresh_timeout_ms: z.number().int().positive().optional(),
+  source_url: z.string().url().optional(),
+})
+
+export type ModelCapabilitiesConfig = z.infer<typeof ModelCapabilitiesConfigSchema>

src/config/schema/oh-my-opencode-config.ts

@@ -13,6 +13,7 @@ import { ExperimentalConfigSchema } from "./experimental"
 import { GitMasterConfigSchema } from "./git-master"
 import { NotificationConfigSchema } from "./notification"
 import { OpenClawConfigSchema } from "./openclaw"
+import { ModelCapabilitiesConfigSchema } from "./model-capabilities"
 import { RalphLoopConfigSchema } from "./ralph-loop"
 import { RuntimeFallbackConfigSchema } from "./runtime-fallback"
 import { SkillsConfigSchema } from "./skills"
@@ -56,6 +57,7 @@ export const OhMyOpenCodeConfigSchema = z.object({
   runtime_fallback: z.union([z.boolean(), RuntimeFallbackConfigSchema]).optional(),
   background_task: BackgroundTaskConfigSchema.optional(),
   notification: NotificationConfigSchema.optional(),
+  model_capabilities: ModelCapabilitiesConfigSchema.optional(),
   openclaw: OpenClawConfigSchema.optional(),
   babysitting: BabysittingConfigSchema.optional(),
   git_master: GitMasterConfigSchema.optional(),