diff --git a/pyproject.toml b/pyproject.toml
index ec19cef..7bb2e09 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "hai-agents"
-version = "1.0.17"
+version = "1.2.0"
 description = "Python SDK for H Company's Agents API: autonomous agents powered by Holo."
 requires-python = ">=3.10"
 readme = "README.md"
diff --git a/src/hai_agents/core/client_wrapper.py b/src/hai_agents/core/client_wrapper.py
index 61f709b..ce5a9bd 100644
--- a/src/hai_agents/core/client_wrapper.py
+++ b/src/hai_agents/core/client_wrapper.py
@@ -29,9 +29,9 @@ def get_headers(self) -> typing.Dict[str, str]:
         import platform
 
         headers: typing.Dict[str, str] = {
-            "User-Agent": "hai_agents/1.0.17",
+            "User-Agent": "hai_agents/1.2.0",
             "X-HCompany-Client-Name": "hai_agents",
-            "X-HCompany-Client-Version": "1.0.17",
+            "X-HCompany-Client-Version": "1.2.0",
             "X-HCompany-Client-Type": "sdk",
             "X-HCompany-Language": "Python",
             "X-HCompany-Runtime": f"python/{platform.python_version()}",
diff --git a/uv.lock b/uv.lock
index c05cdb0..6dd2e6d 100644
--- a/uv.lock
+++ b/uv.lock
@@ -541,7 +541,7 @@ wheels = [
 
 [[package]]
 name = "hai-agents"
-version = "1.0.17"
+version = "1.2.0"
 source = { editable = "." }
 dependencies = [
     { name = "httpx" },