diff --git a/python/packages/ag-ui/tests/ag_ui/test_tooling.py b/python/packages/ag-ui/tests/ag_ui/test_tooling.py
index f62c55c7df9..92462663a82 100644
--- a/python/packages/ag-ui/tests/ag_ui/test_tooling.py
+++ b/python/packages/ag-ui/tests/ag_ui/test_tooling.py
@@ -34,7 +34,7 @@ def regular_tool() -> str:
 
 
 def _create_chat_agent_with_tool(tool_name: str = "regular_tool") -> Agent:
-    """Create a Agent with a mocked chat client and a simple tool.
+    """Create an Agent with a mocked chat client and a simple tool.
 
     Note: tool_name parameter is kept for API compatibility but the tool
     will always be named 'regular_tool' since tool uses the function name.
diff --git a/python/packages/core/agent_framework/_agents.py b/python/packages/core/agent_framework/_agents.py
index 5215c14880a..2c7db9327c1 100644
--- a/python/packages/core/agent_framework/_agents.py
+++ b/python/packages/core/agent_framework/_agents.py
@@ -995,7 +995,7 @@ def __init__(
         tokenizer: TokenizerProtocol | None = None,
         additional_properties: MutableMapping[str, Any] | None = None,
     ) -> None:
-        """Initialize a Agent instance.
+        """Initialize an Agent instance.
 
         Args:
             client: The chat client to use for the agent.
@@ -2104,7 +2104,7 @@ def __init__(
         tokenizer: TokenizerProtocol | None = None,
         additional_properties: MutableMapping[str, Any] | None = None,
     ) -> None:
-        """Initialize a Agent instance."""
+        """Initialize an Agent instance."""
         super().__init__(
             client=client,
             instructions=instructions,
diff --git a/python/packages/core/agent_framework/_workflows/_typing_utils.py b/python/packages/core/agent_framework/_workflows/_typing_utils.py
index 6496716f1ec..e4ee10224de 100644
--- a/python/packages/core/agent_framework/_workflows/_typing_utils.py
+++ b/python/packages/core/agent_framework/_workflows/_typing_utils.py
@@ -71,13 +71,13 @@ def _resolve_function_annotations(  # pyright: ignore[reportUnusedFunction]
 
 
 def is_chat_agent(agent: Any) -> TypeGuard[Agent]:
-    """Check if the given agent is a Agent.
+    """Check if the given agent is an Agent.
 
     Args:
         agent (Any): The agent to check.
 
     Returns:
-        TypeGuard[Agent]: True if the agent is a Agent, False otherwise.
+        TypeGuard[Agent]: True if the agent is an Agent, False otherwise.
     """
     return isinstance(agent, Agent)
 
diff --git a/python/packages/declarative/agent_framework_declarative/_loader.py b/python/packages/declarative/agent_framework_declarative/_loader.py
index 5e7e0b8cf27..85ea77c474c 100644
--- a/python/packages/declarative/agent_framework_declarative/_loader.py
+++ b/python/packages/declarative/agent_framework_declarative/_loader.py
@@ -290,7 +290,7 @@ def __init__(
         load_dotenv(dotenv_path=env_file_path, encoding=env_file_encoding)
 
     def create_agent_from_yaml_path(self, yaml_path: str | Path) -> Agent:
-        """Create a Agent from a YAML file path.
+        """Create an Agent from a YAML file path.
 
         This method does the following things:
 
@@ -298,7 +298,7 @@ def create_agent_from_yaml_path(self, yaml_path: str | Path) -> Agent:
         2. Validates that the loaded object is a PromptAgent.
         3. Creates the appropriate ChatClient based on the model provider and apiType.
         4. Parses the tools, options, and response format from the PromptAgent.
-        5. Creates and returns a Agent instance with the configured properties.
+        5. Creates and returns an Agent instance with the configured properties.
 
         Args:
             yaml_path: Path to the YAML file representation of a PromptAgent.
@@ -344,7 +344,7 @@ def create_agent_from_yaml_path(self, yaml_path: str | Path) -> Agent:
         return self.create_agent_from_yaml(yaml_str)
 
     def create_agent_from_yaml(self, yaml_str: str) -> Agent:
-        """Create a Agent from a YAML string.
+        """Create an Agent from a YAML string.
 
         This method does the following things:
 
@@ -352,7 +352,7 @@ def create_agent_from_yaml(self, yaml_str: str) -> Agent:
         2. Validates that the loaded object is a PromptAgent.
         3. Creates the appropriate ChatClient based on the model provider and apiType.
         4. Parses the tools, options, and response format from the PromptAgent.
-        5. Creates and returns a Agent instance with the configured properties.
+        5. Creates and returns an Agent instance with the configured properties.
 
         Args:
             yaml_str: YAML string representation of a PromptAgent.
@@ -417,7 +417,7 @@ def create_agent_from_yaml(self, yaml_str: str) -> Agent:
         return self.create_agent_from_dict(yaml.safe_load(yaml_str))
 
     def create_agent_from_dict(self, agent_def: dict[str, Any]) -> Agent:
-        """Create a Agent from a dictionary definition.
+        """Create an Agent from a dictionary definition.
 
         This method does the following things:
 
@@ -425,7 +425,7 @@ def create_agent_from_dict(self, agent_def: dict[str, Any]) -> Agent:
         2. Validates that the loaded object is a PromptAgent.
         3. Creates the appropriate ChatClient based on the model provider and apiType.
         4. Parses the tools, options, and response format from the PromptAgent.
-        5. Creates and returns a Agent instance with the configured properties.
+        5. Creates and returns an Agent instance with the configured properties.
 
         Args:
             agent_def: Dictionary representation of a PromptAgent.
@@ -485,7 +485,7 @@ def create_agent_from_dict(self, agent_def: dict[str, Any]) -> Agent:
         return agent
 
     async def create_agent_from_yaml_path_async(self, yaml_path: str | Path) -> Agent:
-        """Async version: Create a Agent from a YAML file path.
+        """Async version: Create an Agent from a YAML file path.
 
         This is the async counterpart to ``create_agent_from_dict`` and is useful when
         the rest of your setup is already async.
@@ -516,7 +516,7 @@ async def create_agent_from_yaml_path_async(self, yaml_path: str | Path) -> Agen
         return await self.create_agent_from_yaml_async(yaml_str)
 
     async def create_agent_from_yaml_async(self, yaml_str: str) -> Agent:
-        """Async version: Create a Agent from a YAML string.
+        """Async version: Create an Agent from a YAML string.
 
         Use this method when the surrounding call site is already async and you
         want to build an agent directly from YAML text.
@@ -547,7 +547,7 @@ async def create_agent_from_yaml_async(self, yaml_str: str) -> Agent:
         return await self.create_agent_from_dict_async(yaml.safe_load(yaml_str))
 
     async def create_agent_from_dict_async(self, agent_def: dict[str, Any]) -> Agent:
-        """Async version: Create a Agent from a dictionary definition.
+        """Async version: Create an Agent from a dictionary definition.
 
         This is the async counterpart to ``create_agent_from_dict`` and is useful when
         the rest of your setup is already async.
diff --git a/python/packages/declarative/agent_framework_declarative/_workflows/_factory.py b/python/packages/declarative/agent_framework_declarative/_workflows/_factory.py
index 0b3be5de94f..a8329a59734 100644
--- a/python/packages/declarative/agent_framework_declarative/_workflows/_factory.py
+++ b/python/packages/declarative/agent_framework_declarative/_workflows/_factory.py
@@ -596,7 +596,7 @@ def register_agent(self, name: str, agent: SupportsAgentRun | AgentExecutor) ->
         Args:
             name: The name to register the agent under. Must match the agent name
                 referenced in InvokeAzureAgent actions.
-            agent: The agent instance (typically a Agent or similar).
+            agent: The agent instance (typically an Agent or similar).
 
         Returns:
             Self for method chaining.
diff --git a/python/packages/orchestrations/agent_framework_orchestrations/_magentic.py b/python/packages/orchestrations/agent_framework_orchestrations/_magentic.py
index 6206022f043..d409c081efb 100644
--- a/python/packages/orchestrations/agent_framework_orchestrations/_magentic.py
+++ b/python/packages/orchestrations/agent_framework_orchestrations/_magentic.py
@@ -517,7 +517,7 @@ def on_checkpoint_restore(self, state: dict[str, Any]) -> None:
 
 
 class StandardMagenticManager(MagenticManagerBase):
-    """Standard Magentic manager that performs real LLM calls via a Agent.
+    """Standard Magentic manager that performs real LLM calls via an Agent.
 
     The manager constructs prompts that mirror the original Magentic One orchestration:
     - Facts gathering
diff --git a/python/samples/02-agents/observability/workflow_observability.py b/python/samples/02-agents/observability/workflow_observability.py
index f7893b2c986..43a38025663 100644
--- a/python/samples/02-agents/observability/workflow_observability.py
+++ b/python/samples/02-agents/observability/workflow_observability.py
@@ -14,7 +14,7 @@
 from typing_extensions import Never
 
 """
-This sample shows the telemetry collected when running a Agent Framework workflow.
+This sample shows the telemetry collected when running an Agent Framework workflow.
 
 This simple workflow consists of two executors arranged sequentially:
 1. An executor that converts input text to uppercase.
diff --git a/python/samples/02-agents/providers/anthropic/anthropic_skills.py b/python/samples/02-agents/providers/anthropic/anthropic_skills.py
index 5724955c2be..653762c0db0 100644
--- a/python/samples/02-agents/providers/anthropic/anthropic_skills.py
+++ b/python/samples/02-agents/providers/anthropic/anthropic_skills.py
@@ -38,7 +38,7 @@ async def main() -> None:
     for skill in skills.data:
         print(f"{skill.source}: {skill.id} (version: {skill.latest_version_id})")
 
-    # Create a agent with the pptx skill enabled
+    # Create an agent with the pptx skill enabled
     # Skills also need the code interpreter tool to function
     agent = Agent(
         client=client,
diff --git a/python/samples/02-agents/response_stream.py b/python/samples/02-agents/response_stream.py
index 917a4490233..41eed06a7c6 100644
--- a/python/samples/02-agents/response_stream.py
+++ b/python/samples/02-agents/response_stream.py
@@ -98,20 +98,24 @@
 === Two Consumption Patterns ===
 
 **Pattern 1: Async Iteration**
+
 ```python
 async for update in response_stream:
     print(update.text)  # Process each update
 # Stream is now consumed; updates are stored internally
 ```
+
 - Transform hooks are called for each yielded item
 - Cleanup hooks are called after the last item
 - The stream collects all updates internally for later finalization
 - The stream finalizes automatically when iteration reaches the end
 
 **Pattern 2: Direct Finalization**
+
 ```python
 final = await response_stream.get_final_response()
 ```
+
 - If the stream hasn't been iterated, it auto-iterates (consuming all updates)
 - The finalizer converts collected updates to a final response
 - Update and result pipelines run normally
@@ -119,21 +123,21 @@
 
 ** Pattern 3: Combined Usage **
 
-When you first iterate the stream and then call `get_final_response()`, the following occurs:
-- Iteration yields updates with transform hooks applied
-- Cleanup hooks run after iteration completes
-- Calling `get_final_response()` uses the already collected updates to produce the final response
-- Note that it does not re-iterate the stream since it's already been consumed
-
 ```python
 async for update in response_stream:
     print(update.text)  # See each update
 final = await response_stream.get_final_response()  # Get the aggregated result
 ```
 
+When you first iterate the stream and then call `get_final_response()`, the following occurs:
+- Iteration yields updates with transform hooks applied
+- Cleanup hooks run after iteration completes
+- Calling `get_final_response()` uses the already collected updates to produce the final response
+- Note that it does not re-iterate the stream since it's already been consumed
+
 === Chaining with .map(), .flat_map(), and .with_finalizer() ===
 
-When building a Agent on top of a ChatClient, we face a challenge:
+When building an Agent on top of a ChatClient, we face a challenge:
 - The ChatClient returns a ResponseStream[ChatResponseUpdate, ChatResponse]
 - The Agent needs to return a ResponseStream[AgentResponseUpdate, AgentResponse]
 - We can't iterate the ChatClient's stream twice!
@@ -275,8 +279,8 @@ async def cleanup_hook() -> None:
     )
 
     print("Starting iteration (cleanup happens after):")
-    async for _update in stream4:
-        pass  # Just consume the stream
+    async for update in stream4:
+        print(f"  Received: '{update.text}'")
     print(f"Cleanup was performed: {cleanup_performed['value']}")
 
     # =========================================================================
@@ -488,6 +492,7 @@ def add_stats_to_response(response: ChatResponse) -> ChatResponse:
 
 # Expected output includes:
 # === Example 6: Gates Around Transforms ===
+# Released updates:
 #   [Before gate] Saw: 'Public content. '
 #   -> 'Public content. '
 #   [Before gate] Saw: 'Internal secret.'
@@ -495,6 +500,7 @@ def add_stats_to_response(response: ChatResponse) -> ChatResponse:
 # Final result: 'Public content. [redacted].'
 #
 # === Example 7: Buffered Final Replacement ===
+# The source is fully consumed and the replacement is approved before the first update is released:
 #   [Before result gate] Original: 'Public content. Internal secret.'
 #   -> 'Approved replacement response.'
 # Final replacement: 'Approved replacement response.'
diff --git a/python/samples/03-workflows/agents/custom_agent_executors.py b/python/samples/03-workflows/agents/custom_agent_executors.py
index 56943b558f2..e832bbb7d68 100644
--- a/python/samples/03-workflows/agents/custom_agent_executors.py
+++ b/python/samples/03-workflows/agents/custom_agent_executors.py
@@ -43,7 +43,7 @@ class Writer(Executor):
     """Custom executor that owns a domain specific agent responsible for generating content.
 
     This class demonstrates:
-    - Attaching a Agent to an Executor so it participates as a node in a workflow.
+    - Attaching an Agent to an Executor so it participates as a node in a workflow.
     - Using a @handler method to accept a typed input and forward a typed output via ctx.send_message.
     """
 
diff --git a/python/samples/03-workflows/agents/group_chat_workflow_as_agent.py b/python/samples/03-workflows/agents/group_chat_workflow_as_agent.py
index a93155917db..68ba852dee4 100644
--- a/python/samples/03-workflows/agents/group_chat_workflow_as_agent.py
+++ b/python/samples/03-workflows/agents/group_chat_workflow_as_agent.py
@@ -16,7 +16,7 @@
 Sample: Group Chat Orchestration
 
 What it does:
-- Demonstrates the generic GroupChatBuilder with a agent orchestrator directing two agents.
+- Demonstrates the generic GroupChatBuilder with an agent orchestrator directing two agents.
 - The orchestrator coordinates a researcher (chat completions) and a writer (responses API) to solve a task.
 
 Prerequisites:
diff --git a/python/samples/04-hosting/foundry-hosted-agents/README.md b/python/samples/04-hosting/foundry-hosted-agents/README.md
index 381b0064d56..1c91b59bfea 100644
--- a/python/samples/04-hosting/foundry-hosted-agents/README.md
+++ b/python/samples/04-hosting/foundry-hosted-agents/README.md
@@ -55,11 +55,11 @@ Agent Framework `AgentSession`, but they are not interchangeable.
 During a hosted-agent conversation, one `AgentSession` can therefore contain both remote values:
 
 ```python
-session.service_session_id
 # Response or conversation continuation handle
+session.service_session_id
 
-session.state[FOUNDRY_HOSTED_AGENT_SESSION_ID_KEY]
 # Foundry hosted-agent session ID
+session.state[FOUNDRY_HOSTED_AGENT_SESSION_ID_KEY]
 ```
 
 Keep the same `AgentSession` across turns so Agent Framework can forward both values correctly. When cleaning up,
@@ -191,11 +191,11 @@ Or in PowerShell:
 
 #### Running the Agent Host with Python
 
-Clone the repository containing the sample code:
+Clone the repository containing the sample code and change directory to the selected sample (here we use `/responses/basic`):
 
 ```bash
 git clone https://github.com/microsoft/agent-framework.git
-cd agent-framework/python/samples/04-hosting/foundry-hosted-agents/responses
+cd agent-framework/python/samples/04-hosting/foundry-hosted-agents/responses/basic
 ```
 
 #### Environment setup
@@ -225,7 +225,7 @@ cd agent-framework/python/samples/04-hosting/foundry-hosted-agents/responses
    uv pip install -r requirements.txt
    ```
 
-3. Create a `.env` file with your Foundry configuration following the `env.example` file in the sample.
+3. Create a `.env` file with your Foundry configuration following the `.env.example` file in the sample.
 
 4. Make sure you are logged in with the Azure CLI:
 
@@ -246,6 +246,10 @@ Right now, the agent host should be running on `http://localhost:8088`
 On another terminal, run the following command to invoke the agent:
 
 ```bash
+# Windows Command Prompt
+curl.exe -X POST http://localhost:8088/responses -H "Content-Type: application/json" -d "{\"input\":\"Hello!\"}"
+
+# macOS/Linux
 curl -X POST http://localhost:8088/responses -H "Content-Type: application/json" -d '{"input": "Hello!"}'
 ```