diff --git a/config/config2.example.yaml b/config/config2.example.yaml
index c5454ec32..f1158775b 100644
--- a/config/config2.example.yaml
+++ b/config/config2.example.yaml
@@ -13,6 +13,37 @@ llm:
   # - gpt-4 8k: "gpt-4"
   # See for more: https://azure.microsoft.com/en-us/pricing/details/cognitive-services/openai-service/
 
+# Role's custom configuration
+roles:
+  - role: "ProductManager" # role's className or role's role_id
+    llm:
+      api_type: "openai"  # or azure / ollama / open_llm etc. Check LLMType for more options
+      base_url: "YOUR_BASE_URL"
+      api_key: "YOUR_API_KEY"
+      proxy: "YOUR_PROXY"  # for LLM API requests
+      model: "gpt-4-turbo-1106"
+  - role: "Architect"
+    llm:
+      api_type: "openai"  # or azure / ollama / open_llm etc. Check LLMType for more options
+      base_url: "YOUR_BASE_URL"
+      api_key: "YOUR_API_KEY"
+      proxy: "YOUR_PROXY"  # for LLM API requests
+      model: "gpt-35-turbo"
+  - role: "ProjectManager"
+    llm:
+      api_type: "azure"
+      base_url: "YOUR_BASE_URL"
+      api_key: "YOUR_API_KEY"
+      api_version: "YOUR_API_VERSION"
+      model: "gpt-4-1106"
+  - role: "Engineer"
+    llm:
+      api_type: "azure"
+      base_url: "YOUR_BASE_URL"
+      api_key: "YOUR_API_KEY"
+      api_version: "YOUR_API_VERSION"
+      model: "gpt-35-turbo-1106"
+
 repair_llm_output: true  # when the output is not a valid json, try to repair it
 
 proxy: "YOUR_PROXY"  # for tools like requests, playwright, selenium, etc.
diff --git a/metagpt/config2.py b/metagpt/config2.py
index cf5ed0da1..8c61fdbf2 100644
--- a/metagpt/config2.py
+++ b/metagpt/config2.py
@@ -15,6 +15,7 @@ from metagpt.configs.browser_config import BrowserConfig
 from metagpt.configs.llm_config import LLMConfig, LLMType
 from metagpt.configs.mermaid_config import MermaidConfig
 from metagpt.configs.redis_config import RedisConfig
+from metagpt.configs.role_custom_config import RoleCustomConfig
 from metagpt.configs.s3_config import S3Config
 from metagpt.configs.search_config import SearchConfig
 from metagpt.configs.workspace_config import WorkspaceConfig
@@ -76,6 +77,9 @@ class Config(CLIParams, YamlModel):
     azure_tts_subscription_key: str = ""
     azure_tts_region: str = ""
 
+    # Role's custom configuration
+    roles: Optional[List[RoleCustomConfig]] = None
+
     @classmethod
     def from_home(cls, path):
         """Load config from ~/.metagpt/config2.yaml"""
diff --git a/metagpt/configs/role_custom_config.py b/metagpt/configs/role_custom_config.py
new file mode 100644
index 000000000..414c2a793
--- /dev/null
+++ b/metagpt/configs/role_custom_config.py
@@ -0,0 +1,19 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+"""
+@Time    : 2024/4/22 16:33
+@Author  : Justin
+@File    : role_custom_config.py
+"""
+from metagpt.configs.llm_config import LLMConfig
+from metagpt.utils.yaml_model import YamlModel
+
+
+class RoleCustomConfig(YamlModel):
+    """custom config for roles
+    role: role's className or role's role_id
+    To be expanded
+    """
+    role: str = ""
+    llm: LLMConfig
+
diff --git a/metagpt/roles/role.py b/metagpt/roles/role.py
index e0f8a7ea6..e012b0fe7 100644
--- a/metagpt/roles/role.py
+++ b/metagpt/roles/role.py
@@ -43,7 +43,6 @@ from metagpt.utils.repair_llm_raw_output import extract_state_value_from_output
 if TYPE_CHECKING:
     from metagpt.environment import Environment  # noqa: F401
 
-
 PREFIX_TEMPLATE = """You are a {profile}, named {name}, your goal is {goal}. """
 CONSTRAINT_TEMPLATE = "the constraint is {constraints}. "