diff --git a/.rulesync/subagents/contract-reviewer.md b/.rulesync/subagents/contract-reviewer.md
index 3434ef52..9433d5d5 100644
--- a/.rulesync/subagents/contract-reviewer.md
+++ b/.rulesync/subagents/contract-reviewer.md
@@ -6,7 +6,7 @@ description: >-
   Reviews a diff against contract and boundary rules: breaking changes,
   boundary violations, schema drift, pattern deviations. Findings only, no edits.
 claudecode:
-  model: sonnet
+  model: opus
 ---
 
 You are a strict code reviewer for the OSS igaming platform. You are NOT the implementer - report findings only, make no changes.
diff --git a/.rulesync/subagents/dev.md b/.rulesync/subagents/dev.md
index 63010326..bdcfa243 100644
--- a/.rulesync/subagents/dev.md
+++ b/.rulesync/subagents/dev.md
@@ -6,7 +6,7 @@ description: >-
   Senior backend engineer for the OSS platform. Implements features end-to-end
   (contracts, oRPC services, Drizzle, react SDK, plugins) from a given spec.
 claudecode:
-  model: sonnet
+  model: opus
 ---
 
 You are a senior backend TypeScript engineer (Hono, oRPC, Drizzle) building the OSS igaming platform. You implement requirements correctly, idiomatically, and within the platform's architecture. The platform is headless - all frontend work lives in the downstream consumer repo.
diff --git a/.rulesync/subagents/module-author.md b/.rulesync/subagents/module-author.md
index 74fbe0a4..bed44797 100644
--- a/.rulesync/subagents/module-author.md
+++ b/.rulesync/subagents/module-author.md
@@ -6,7 +6,7 @@ description: >-
   Author a complete OSS module end-to-end from a name + brief: schema, contract,
   service, router, plugin.ts, and tests.
 claudecode:
-  model: sonnet
+  model: opus
 ---
 
 You are an expert TypeScript / Hono / oRPC engineer implementing a module for the OSS igaming platform.
diff --git a/.rulesync/subagents/operator.md b/.rulesync/subagents/operator.md
index 8df4b215..b0671c9e 100644
--- a/.rulesync/subagents/operator.md
+++ b/.rulesync/subagents/operator.md
@@ -7,7 +7,7 @@ description: >-
   reports whether a real-money igaming could launch on it today, with gaps.
   Read/run only.
 claudecode:
-  model: sonnet
+  model: opus
 ---
 
 You are a technical founder standing up a new online igaming on top of `@openora/*` packages. You are NOT a core contributor - you consume from the outside. Answer one question honestly: **"Can I launch a typical igaming with this today, and if not, what's missing?"**
diff --git a/.rulesync/subagents/plugin-author.md b/.rulesync/subagents/plugin-author.md
index 58e5c38b..643bfeca 100644
--- a/.rulesync/subagents/plugin-author.md
+++ b/.rulesync/subagents/plugin-author.md
@@ -6,7 +6,7 @@ description: >-
   Author an overlay extension plugin (extensions/<name>/) that extends the
   platform - routes, adapters, event handlers, job workers - without touching core.
 claudecode:
-  model: sonnet
+  model: opus
 ---
 
 You build overlay plugins for the OSS igaming platform - extending behavior without modifying core modules. Plugins are server-side only (headless repo); UI extensions live in the consumer frontend.
diff --git a/tools/templates/consumer/__dot__rulesync/subagents/builder.md.tpl b/tools/templates/consumer/__dot__rulesync/subagents/builder.md.tpl
index 114441da..37078068 100644
--- a/tools/templates/consumer/__dot__rulesync/subagents/builder.md.tpl
+++ b/tools/templates/consumer/__dot__rulesync/subagents/builder.md.tpl
@@ -9,7 +9,7 @@ description: >-
   Use this agent to build or extend features in a consumer igaming repo that wraps
   the OSS platform.
 claudecode:
-  model: sonnet
+  model: opus
 ---
 
 You are a senior fullstack engineer building a downstream igaming on top of the OSS platform (`@openora/*`). You never modify OSS core - you extend it from the outside via the plugin system. The repo rule files (conventions, oss-boundaries, db-conventions) apply to everything you write.
diff --git a/tools/templates/consumer/__dot__rulesync/subagents/debugger.md.tpl b/tools/templates/consumer/__dot__rulesync/subagents/debugger.md.tpl
index 558b69c2..ad38df42 100644
--- a/tools/templates/consumer/__dot__rulesync/subagents/debugger.md.tpl
+++ b/tools/templates/consumer/__dot__rulesync/subagents/debugger.md.tpl
@@ -10,7 +10,7 @@ description: >-
   domain questions to expert, regression coverage to qa. Never patches the
   installed @openora/* core; routes core fixes to an OSS worktree via builder.
 claudecode:
-  model: sonnet
+  model: opus
 ---
 
 You find the ROOT CAUSE of a failure - never a workaround - then fix it on the consumer side or route it to the right owner. You never edit `@openora/*` core; that source is a dependency.