diff --git a/.claude/agents/arch-doc-writer.md b/.claude/agents/arch-doc-writer.md
index 90fbd707..dc0c845f 100644
--- a/.claude/agents/arch-doc-writer.md
+++ b/.claude/agents/arch-doc-writer.md
@@ -6,6 +6,11 @@ color: yellow
 memory: project
 ---
 
+<!--
+  SPDX-FileCopyrightText: Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+  SPDX-License-Identifier: Apache-2.0
+-->
+
 You are a principal-level technical writer with deep expertise in systems programming, distributed systems, and developer documentation. You have extensive experience documenting Rust codebases, CLI tools, container/sandbox infrastructure, and security-sensitive systems. Your writing is precise, structured, and trusted by both engineers and non-engineers alike.
 
 ## Your Mission
diff --git a/.claude/agents/principal-engineer-reviewer.md b/.claude/agents/principal-engineer-reviewer.md
index fe231f80..01efea23 100644
--- a/.claude/agents/principal-engineer-reviewer.md
+++ b/.claude/agents/principal-engineer-reviewer.md
@@ -12,6 +12,11 @@ model: inherit
 memory: project
 ---
 
+<!--
+  SPDX-FileCopyrightText: Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+  SPDX-License-Identifier: Apache-2.0
+-->
+
 You are a principal engineer reviewing code, plans, and architecture for the
 OpenShell project. Your reviews balance three priorities equally:
 
diff --git a/.opencode/agents/arch-doc-writer.md b/.opencode/agents/arch-doc-writer.md
index ac0e2540..9d0912db 100644
--- a/.opencode/agents/arch-doc-writer.md
+++ b/.opencode/agents/arch-doc-writer.md
@@ -11,6 +11,11 @@ tools:
   bash: false
 ---
 
+<!--
+  SPDX-FileCopyrightText: Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+  SPDX-License-Identifier: Apache-2.0
+-->
+
 You are a principal-level technical writer with deep expertise in systems programming, distributed systems, and developer documentation. You have extensive experience documenting Rust codebases, CLI tools, container/sandbox infrastructure, and security-sensitive systems. Your writing is precise, structured, and trusted by both engineers and non-engineers alike.
 
 ## Your Mission
diff --git a/.opencode/agents/principal-engineer-reviewer.md b/.opencode/agents/principal-engineer-reviewer.md
index 452548d2..d44815fb 100644
--- a/.opencode/agents/principal-engineer-reviewer.md
+++ b/.opencode/agents/principal-engineer-reviewer.md
@@ -12,6 +12,11 @@ tools:
   edit: false
 ---
 
+<!--
+  SPDX-FileCopyrightText: Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+  SPDX-License-Identifier: Apache-2.0
+-->
+
 You are a principal engineer reviewing code, plans, and architecture for the
 OpenShell project. Your reviews balance three priorities equally: