diff --git a/.env.example b/.env.example
index 7cb430627..66a95c1d3 100644
--- a/.env.example
+++ b/.env.example
@@ -7,7 +7,7 @@ MODEL_ID=claude-sonnet-4-6
 
 # Base URL (optional, for Anthropic-compatible providers)
 # ANTHROPIC_BASE_URL=https://api.anthropic.com
-
+#AUTH_TYPE=bearer（ Authorization: Bearer）
 # =============================================================================
 #  Anthropic-compatible providers
 #
diff --git a/agents/s01_agent_loop.py b/agents/s01_agent_loop.py
index 9c953ef87..9d7c50397 100644
--- a/agents/s01_agent_loop.py
+++ b/agents/s01_agent_loop.py
@@ -35,7 +35,13 @@
 if os.getenv("ANTHROPIC_BASE_URL"):
     os.environ.pop("ANTHROPIC_AUTH_TOKEN", None)
 
-client = Anthropic(base_url=os.getenv("ANTHROPIC_BASE_URL"))
+client = Anthropic(
+    api_key=os.getenv("ANTHROPIC_API_KEY"),
+    base_url=os.getenv("ANTHROPIC_BASE_URL"),
+    default_headers={
+        "Authorization": f"Bearer {os.getenv('ANTHROPIC_API_KEY')}",
+    }
+)
 MODEL = os.environ["MODEL_ID"]
 
 SYSTEM = f"You are a coding agent at {os.getcwd()}. Use bash to solve tasks. Act, don't explain."
diff --git a/agents/s02_tool_use.py b/agents/s02_tool_use.py
index 0f3a220af..c20357a75 100644
--- a/agents/s02_tool_use.py
+++ b/agents/s02_tool_use.py
@@ -31,9 +31,20 @@
 if os.getenv("ANTHROPIC_BASE_URL"):
     os.environ.pop("ANTHROPIC_AUTH_TOKEN", None)
 
-WORKDIR = Path.cwd()
-client = Anthropic(base_url=os.getenv("ANTHROPIC_BASE_URL"))
+api_key = os.getenv("ANTHROPIC_API_KEY")
+auth_type = os.getenv("AUTH_TYPE", "x-api-key")
+
+extra_headers = {}
+if auth_type == "bearer":
+    extra_headers["Authorization"] = f"Bearer {api_key}"
+
+client = Anthropic(
+    api_key=api_key,
+    base_url=os.getenv("ANTHROPIC_BASE_URL"),
+    default_headers=extra_headers,
+)
 MODEL = os.environ["MODEL_ID"]
+WORKDIR = Path(os.getcwd())
 
 SYSTEM = f"You are a coding agent at {WORKDIR}. Use tools to solve tasks. Act, don't explain."
 
diff --git a/agents/s03_todo_write.py b/agents/s03_todo_write.py
index af0109cba..0a2d8199e 100644
--- a/agents/s03_todo_write.py
+++ b/agents/s03_todo_write.py
@@ -39,9 +39,20 @@
 if os.getenv("ANTHROPIC_BASE_URL"):
     os.environ.pop("ANTHROPIC_AUTH_TOKEN", None)
 
-WORKDIR = Path.cwd()
-client = Anthropic(base_url=os.getenv("ANTHROPIC_BASE_URL"))
+api_key = os.getenv("ANTHROPIC_API_KEY")
+auth_type = os.getenv("AUTH_TYPE", "x-api-key")
+
+extra_headers = {}
+if auth_type == "bearer":
+    extra_headers["Authorization"] = f"Bearer {api_key}"
+
+client = Anthropic(
+    api_key=api_key,
+    base_url=os.getenv("ANTHROPIC_BASE_URL"),
+    default_headers=extra_headers,
+)
 MODEL = os.environ["MODEL_ID"]
+WORKDIR = Path(os.getcwd())
 
 SYSTEM = f"""You are a coding agent at {WORKDIR}.
 Use the todo tool to plan multi-step tasks. Mark in_progress before starting, completed when done.
diff --git a/agents/s04_subagent.py b/agents/s04_subagent.py
index 2cbf081fc..c28d82f28 100644
--- a/agents/s04_subagent.py
+++ b/agents/s04_subagent.py
@@ -35,9 +35,20 @@
 if os.getenv("ANTHROPIC_BASE_URL"):
     os.environ.pop("ANTHROPIC_AUTH_TOKEN", None)
 
-WORKDIR = Path.cwd()
-client = Anthropic(base_url=os.getenv("ANTHROPIC_BASE_URL"))
+api_key = os.getenv("ANTHROPIC_API_KEY")
+auth_type = os.getenv("AUTH_TYPE", "x-api-key")
+
+extra_headers = {}
+if auth_type == "bearer":
+    extra_headers["Authorization"] = f"Bearer {api_key}"
+
+client = Anthropic(
+    api_key=api_key,
+    base_url=os.getenv("ANTHROPIC_BASE_URL"),
+    default_headers=extra_headers,
+)
 MODEL = os.environ["MODEL_ID"]
+WORKDIR = Path(os.getcwd())
 
 SYSTEM = f"You are a coding agent at {WORKDIR}. Use the task tool to delegate exploration or subtasks."
 SUBAGENT_SYSTEM = f"You are a coding subagent at {WORKDIR}. Complete the given task, then summarize your findings."
diff --git a/agents/s05_skill_loading.py b/agents/s05_skill_loading.py
index 07e580e82..f1ca7dec0 100644
--- a/agents/s05_skill_loading.py
+++ b/agents/s05_skill_loading.py
@@ -48,9 +48,21 @@
 if os.getenv("ANTHROPIC_BASE_URL"):
     os.environ.pop("ANTHROPIC_AUTH_TOKEN", None)
 
-WORKDIR = Path.cwd()
-client = Anthropic(base_url=os.getenv("ANTHROPIC_BASE_URL"))
+api_key = os.getenv("ANTHROPIC_API_KEY")
+auth_type = os.getenv("AUTH_TYPE", "x-api-key")
+
+extra_headers = {}
+if auth_type == "bearer":
+    extra_headers["Authorization"] = f"Bearer {api_key}"
+
+client = Anthropic(
+    api_key=api_key,
+    base_url=os.getenv("ANTHROPIC_BASE_URL"),
+    default_headers=extra_headers,
+)
 MODEL = os.environ["MODEL_ID"]
+
+WORKDIR = Path(os.getcwd())
 SKILLS_DIR = WORKDIR / "skills"
 
 
diff --git a/agents/s06_context_compact.py b/agents/s06_context_compact.py
index 04899b526..17804fd20 100644
--- a/agents/s06_context_compact.py
+++ b/agents/s06_context_compact.py
@@ -48,9 +48,20 @@
 if os.getenv("ANTHROPIC_BASE_URL"):
     os.environ.pop("ANTHROPIC_AUTH_TOKEN", None)
 
-WORKDIR = Path.cwd()
-client = Anthropic(base_url=os.getenv("ANTHROPIC_BASE_URL"))
+api_key = os.getenv("ANTHROPIC_API_KEY")
+auth_type = os.getenv("AUTH_TYPE", "x-api-key")
+
+extra_headers = {}
+if auth_type == "bearer":
+    extra_headers["Authorization"] = f"Bearer {api_key}"
+
+client = Anthropic(
+    api_key=api_key,
+    base_url=os.getenv("ANTHROPIC_BASE_URL"),
+    default_headers=extra_headers,
+)
 MODEL = os.environ["MODEL_ID"]
+WORKDIR = Path(os.getcwd())
 
 SYSTEM = f"You are a coding agent at {WORKDIR}. Use tools to solve tasks."
 
diff --git a/agents/s07_task_system.py b/agents/s07_task_system.py
index 7689be42b..ee60adce3 100644
--- a/agents/s07_task_system.py
+++ b/agents/s07_task_system.py
@@ -35,9 +35,20 @@
 if os.getenv("ANTHROPIC_BASE_URL"):
     os.environ.pop("ANTHROPIC_AUTH_TOKEN", None)
 
-WORKDIR = Path.cwd()
-client = Anthropic(base_url=os.getenv("ANTHROPIC_BASE_URL"))
+api_key = os.getenv("ANTHROPIC_API_KEY")
+auth_type = os.getenv("AUTH_TYPE", "x-api-key")
+
+extra_headers = {}
+if auth_type == "bearer":
+    extra_headers["Authorization"] = f"Bearer {api_key}"
+
+client = Anthropic(
+    api_key=api_key,
+    base_url=os.getenv("ANTHROPIC_BASE_URL"),
+    default_headers=extra_headers,
+)
 MODEL = os.environ["MODEL_ID"]
+WORKDIR = Path(os.getcwd())
 TASKS_DIR = WORKDIR / ".tasks"
 
 SYSTEM = f"You are a coding agent at {WORKDIR}. Use task tools to plan and track work."
diff --git a/agents/s08_background_tasks.py b/agents/s08_background_tasks.py
index e006cccb0..d0512102b 100644
--- a/agents/s08_background_tasks.py
+++ b/agents/s08_background_tasks.py
@@ -39,9 +39,20 @@
 if os.getenv("ANTHROPIC_BASE_URL"):
     os.environ.pop("ANTHROPIC_AUTH_TOKEN", None)
 
-WORKDIR = Path.cwd()
-client = Anthropic(base_url=os.getenv("ANTHROPIC_BASE_URL"))
+api_key = os.getenv("ANTHROPIC_API_KEY")
+auth_type = os.getenv("AUTH_TYPE", "x-api-key")
+
+extra_headers = {}
+if auth_type == "bearer":
+    extra_headers["Authorization"] = f"Bearer {api_key}"
+
+client = Anthropic(
+    api_key=api_key,
+    base_url=os.getenv("ANTHROPIC_BASE_URL"),
+    default_headers=extra_headers,
+)
 MODEL = os.environ["MODEL_ID"]
+WORKDIR = Path(os.getcwd())
 
 SYSTEM = f"You are a coding agent at {WORKDIR}. Use background_run for long-running commands."
 
diff --git a/agents/s09_agent_teams.py b/agents/s09_agent_teams.py
index a40427179..96750b640 100644
--- a/agents/s09_agent_teams.py
+++ b/agents/s09_agent_teams.py
@@ -54,12 +54,24 @@
 from dotenv import load_dotenv
 
 load_dotenv(override=True)
+
 if os.getenv("ANTHROPIC_BASE_URL"):
     os.environ.pop("ANTHROPIC_AUTH_TOKEN", None)
 
-WORKDIR = Path.cwd()
-client = Anthropic(base_url=os.getenv("ANTHROPIC_BASE_URL"))
+api_key = os.getenv("ANTHROPIC_API_KEY")
+auth_type = os.getenv("AUTH_TYPE", "x-api-key")
+
+extra_headers = {}
+if auth_type == "bearer":
+    extra_headers["Authorization"] = f"Bearer {api_key}"
+
+client = Anthropic(
+    api_key=api_key,
+    base_url=os.getenv("ANTHROPIC_BASE_URL"),
+    default_headers=extra_headers,
+)
 MODEL = os.environ["MODEL_ID"]
+WORKDIR = Path(os.getcwd())
 TEAM_DIR = WORKDIR / ".team"
 INBOX_DIR = TEAM_DIR / "inbox"
 
diff --git a/agents/s10_team_protocols.py b/agents/s10_team_protocols.py
index 5f45c1f3d..19a77265b 100644
--- a/agents/s10_team_protocols.py
+++ b/agents/s10_team_protocols.py
@@ -59,12 +59,24 @@
 from dotenv import load_dotenv
 
 load_dotenv(override=True)
+
 if os.getenv("ANTHROPIC_BASE_URL"):
     os.environ.pop("ANTHROPIC_AUTH_TOKEN", None)
 
-WORKDIR = Path.cwd()
-client = Anthropic(base_url=os.getenv("ANTHROPIC_BASE_URL"))
+api_key = os.getenv("ANTHROPIC_API_KEY")
+auth_type = os.getenv("AUTH_TYPE", "x-api-key")
+
+extra_headers = {}
+if auth_type == "bearer":
+    extra_headers["Authorization"] = f"Bearer {api_key}"
+
+client = Anthropic(
+    api_key=api_key,
+    base_url=os.getenv("ANTHROPIC_BASE_URL"),
+    default_headers=extra_headers,
+)
 MODEL = os.environ["MODEL_ID"]
+WORKDIR = Path(os.getcwd())
 TEAM_DIR = WORKDIR / ".team"
 INBOX_DIR = TEAM_DIR / "inbox"
 
diff --git a/agents/s11_autonomous_agents.py b/agents/s11_autonomous_agents.py
index 5eabdb91a..a7c2c8fdf 100644
--- a/agents/s11_autonomous_agents.py
+++ b/agents/s11_autonomous_agents.py
@@ -47,12 +47,24 @@
 from dotenv import load_dotenv
 
 load_dotenv(override=True)
+
 if os.getenv("ANTHROPIC_BASE_URL"):
     os.environ.pop("ANTHROPIC_AUTH_TOKEN", None)
 
-WORKDIR = Path.cwd()
-client = Anthropic(base_url=os.getenv("ANTHROPIC_BASE_URL"))
+api_key = os.getenv("ANTHROPIC_API_KEY")
+auth_type = os.getenv("AUTH_TYPE", "x-api-key")
+
+extra_headers = {}
+if auth_type == "bearer":
+    extra_headers["Authorization"] = f"Bearer {api_key}"
+
+client = Anthropic(
+    api_key=api_key,
+    base_url=os.getenv("ANTHROPIC_BASE_URL"),
+    default_headers=extra_headers,
+)
 MODEL = os.environ["MODEL_ID"]
+WORKDIR = Path(os.getcwd())
 TEAM_DIR = WORKDIR / ".team"
 INBOX_DIR = TEAM_DIR / "inbox"
 TASKS_DIR = WORKDIR / ".tasks"
diff --git a/agents/s12_worktree_task_isolation.py b/agents/s12_worktree_task_isolation.py
index eb730315a..8a4df8449 100644
--- a/agents/s12_worktree_task_isolation.py
+++ b/agents/s12_worktree_task_isolation.py
@@ -45,9 +45,20 @@
 if os.getenv("ANTHROPIC_BASE_URL"):
     os.environ.pop("ANTHROPIC_AUTH_TOKEN", None)
 
-WORKDIR = Path.cwd()
-client = Anthropic(base_url=os.getenv("ANTHROPIC_BASE_URL"))
+api_key = os.getenv("ANTHROPIC_API_KEY")
+auth_type = os.getenv("AUTH_TYPE", "x-api-key")
+
+extra_headers = {}
+if auth_type == "bearer":
+    extra_headers["Authorization"] = f"Bearer {api_key}"
+
+client = Anthropic(
+    api_key=api_key,
+    base_url=os.getenv("ANTHROPIC_BASE_URL"),
+    default_headers=extra_headers,
+)
 MODEL = os.environ["MODEL_ID"]
+WORKDIR = Path(os.getcwd())
 
 
 def detect_repo_root(cwd: Path) -> Path | None: