diff --git a/autogpt_platform/backend/backend/api/features/chat/service.py b/autogpt_platform/backend/backend/api/features/chat/service.py
index 3daf378f65..43fb7b35a7 100644
--- a/autogpt_platform/backend/backend/api/features/chat/service.py
+++ b/autogpt_platform/backend/backend/api/features/chat/service.py
@@ -48,6 +48,7 @@ from .response_model import (
     StreamUsage,
 )
 from .tools import execute_tool, tools
+from .tracking import track_user_message
 
 logger = logging.getLogger(__name__)
 
@@ -103,16 +104,33 @@ async def _build_system_prompt(user_id: str | None) -> tuple[str, Any]:
     return compiled, understanding
 
 
-async def _generate_session_title(message: str) -> str | None:
+async def _generate_session_title(
+    message: str,
+    user_id: str | None = None,
+    session_id: str | None = None,
+) -> str | None:
     """Generate a concise title for a chat session based on the first message.
 
     Args:
         message: The first user message in the session
+        user_id: User ID for OpenRouter tracing (optional)
+        session_id: Session ID for OpenRouter tracing (optional)
 
     Returns:
         A short title (3-6 words) or None if generation fails
     """
     try:
+        # Build extra_body for OpenRouter tracing and PostHog analytics
+        extra_body: dict[str, Any] = {}
+        if user_id:
+            extra_body["user"] = user_id[:128]  # OpenRouter limit
+            extra_body["posthogDistinctId"] = user_id
+        if session_id:
+            extra_body["session_id"] = session_id[:128]  # OpenRouter limit
+        extra_body["posthogProperties"] = {
+            "environment": settings.config.app_env.value,
+        }
+
         response = await client.chat.completions.create(
             model=config.title_model,
             messages=[
@@ -127,6 +145,7 @@ async def _generate_session_title(message: str) -> str | None:
                 {"role": "user", "content": message[:500]},  # Limit input length
             ],
             max_tokens=20,
+            extra_body=extra_body,
         )
         title = response.choices[0].message.content
         if title:
@@ -237,6 +256,14 @@ async def stream_chat_completion(
             f"new message_count={len(session.messages)}"
         )
 
+        # Track user message in PostHog
+        if is_user_message:
+            track_user_message(
+                user_id=user_id,
+                session_id=session_id,
+                message_length=len(message),
+            )
+
     logger.info(
         f"Upserting session: {session.session_id} with user id {session.user_id}, "
         f"message_count={len(session.messages)}"
@@ -256,10 +283,15 @@ async def stream_chat_completion(
             # stale data issues when the main flow modifies the session
             captured_session_id = session_id
             captured_message = message
+            captured_user_id = user_id
 
             async def _update_title():
                 try:
-                    title = await _generate_session_title(captured_message)
+                    title = await _generate_session_title(
+                        captured_message,
+                        user_id=captured_user_id,
+                        session_id=captured_session_id,
+                    )
                     if title:
                         # Use dedicated title update function that doesn't
                         # touch messages, avoiding race conditions
@@ -698,6 +730,20 @@ async def _stream_chat_chunks(
                     f"{f' (retry {retry_count}/{MAX_RETRIES})' if retry_count > 0 else ''}"
                 )
 
+                # Build extra_body for OpenRouter tracing and PostHog analytics
+                extra_body: dict[str, Any] = {
+                    "posthogProperties": {
+                        "environment": settings.config.app_env.value,
+                    },
+                }
+                if session.user_id:
+                    extra_body["user"] = session.user_id[:128]  # OpenRouter limit
+                    extra_body["posthogDistinctId"] = session.user_id
+                if session.session_id:
+                    extra_body["session_id"] = session.session_id[
+                        :128
+                    ]  # OpenRouter limit
+
                 # Create the stream with proper types
                 stream = await client.chat.completions.create(
                     model=model,
@@ -706,6 +752,7 @@ async def _stream_chat_chunks(
                     tool_choice="auto",
                     stream=True,
                     stream_options={"include_usage": True},
+                    extra_body=extra_body,
                 )
 
                 # Variables to accumulate tool calls
diff --git a/autogpt_platform/backend/backend/api/features/chat/tools/__init__.py b/autogpt_platform/backend/backend/api/features/chat/tools/__init__.py
index 82ce5cfd6f..2fea1f5b9c 100644
--- a/autogpt_platform/backend/backend/api/features/chat/tools/__init__.py
+++ b/autogpt_platform/backend/backend/api/features/chat/tools/__init__.py
@@ -3,6 +3,7 @@ from typing import TYPE_CHECKING, Any
 from openai.types.chat import ChatCompletionToolParam
 
 from backend.api.features.chat.model import ChatSession
+from backend.api.features.chat.tracking import track_tool_called
 
 from .add_understanding import AddUnderstandingTool
 from .agent_output import AgentOutputTool
@@ -56,4 +57,13 @@ async def execute_tool(
     tool = TOOL_REGISTRY.get(tool_name)
     if not tool:
         raise ValueError(f"Tool {tool_name} not found")
+
+    # Track tool call in PostHog
+    track_tool_called(
+        user_id=user_id,
+        session_id=session.session_id,
+        tool_name=tool_name,
+        tool_call_id=tool_call_id,
+    )
+
     return await tool.execute(user_id, session, tool_call_id, **parameters)
diff --git a/autogpt_platform/backend/backend/api/features/chat/tools/run_agent.py b/autogpt_platform/backend/backend/api/features/chat/tools/run_agent.py
index b212c11e8a..88d432a797 100644
--- a/autogpt_platform/backend/backend/api/features/chat/tools/run_agent.py
+++ b/autogpt_platform/backend/backend/api/features/chat/tools/run_agent.py
@@ -8,6 +8,10 @@ from pydantic import BaseModel, Field, field_validator
 
 from backend.api.features.chat.config import ChatConfig
 from backend.api.features.chat.model import ChatSession
+from backend.api.features.chat.tracking import (
+    track_agent_run_success,
+    track_agent_scheduled,
+)
 from backend.api.features.library import db as library_db
 from backend.data.graph import GraphModel
 from backend.data.model import CredentialsMetaInput
@@ -453,6 +457,16 @@ class RunAgentTool(BaseTool):
             session.successful_agent_runs.get(library_agent.graph_id, 0) + 1
         )
 
+        # Track in PostHog
+        track_agent_run_success(
+            user_id=user_id,
+            session_id=session_id,
+            graph_id=library_agent.graph_id,
+            graph_name=library_agent.name,
+            execution_id=execution.id,
+            library_agent_id=library_agent.id,
+        )
+
         library_agent_link = f"/library/agents/{library_agent.id}"
         return ExecutionStartedResponse(
             message=(
@@ -534,6 +548,18 @@ class RunAgentTool(BaseTool):
             session.successful_agent_schedules.get(library_agent.graph_id, 0) + 1
         )
 
+        # Track in PostHog
+        track_agent_scheduled(
+            user_id=user_id,
+            session_id=session_id,
+            graph_id=library_agent.graph_id,
+            graph_name=library_agent.name,
+            schedule_id=result.id,
+            schedule_name=schedule_name,
+            cron=cron,
+            library_agent_id=library_agent.id,
+        )
+
         library_agent_link = f"/library/agents/{library_agent.id}"
         return ExecutionStartedResponse(
             message=(
diff --git a/autogpt_platform/backend/backend/api/features/chat/tracking.py b/autogpt_platform/backend/backend/api/features/chat/tracking.py
new file mode 100644
index 0000000000..c69f895841
--- /dev/null
+++ b/autogpt_platform/backend/backend/api/features/chat/tracking.py
@@ -0,0 +1,229 @@
+"""PostHog analytics tracking for the chat system."""
+
+import logging
+from typing import Any
+
+from posthog import Posthog
+
+from backend.util.settings import Settings
+
+logger = logging.getLogger(__name__)
+settings = Settings()
+
+# PostHog client instance (lazily initialized)
+_posthog_client: Posthog | None = None
+
+
+def _get_posthog_client() -> Posthog | None:
+    """Get or create the PostHog client instance."""
+    global _posthog_client
+    if _posthog_client is not None:
+        return _posthog_client
+
+    if not settings.secrets.posthog_api_key:
+        return None
+
+    _posthog_client = Posthog(
+        settings.secrets.posthog_api_key,
+        host=settings.secrets.posthog_host,
+    )
+    return _posthog_client
+
+
+def _get_base_properties() -> dict[str, Any]:
+    """Get base properties included in all events."""
+    return {
+        "environment": settings.config.app_env.value,
+        "source": "chat_copilot",
+    }
+
+
+def track_user_message(
+    user_id: str | None,
+    session_id: str,
+    message_length: int,
+) -> None:
+    """Track when a user sends a message in chat.
+
+    Args:
+        user_id: The user's ID (or None for anonymous)
+        session_id: The chat session ID
+        message_length: Length of the user's message
+    """
+    client = _get_posthog_client()
+    if not client:
+        return
+
+    try:
+        properties = {
+            **_get_base_properties(),
+            "session_id": session_id,
+            "message_length": message_length,
+        }
+        client.capture(
+            distinct_id=user_id or f"anonymous_{session_id}",
+            event="chat_message_sent",
+            properties=properties,
+        )
+    except Exception as e:
+        logger.warning(f"Failed to track user message: {e}")
+
+
+def track_tool_called(
+    user_id: str | None,
+    session_id: str,
+    tool_name: str,
+    tool_call_id: str,
+) -> None:
+    """Track when a tool is called in chat.
+
+    Args:
+        user_id: The user's ID (or None for anonymous)
+        session_id: The chat session ID
+        tool_name: Name of the tool being called
+        tool_call_id: Unique ID of the tool call
+    """
+    client = _get_posthog_client()
+    if not client:
+        return
+
+    try:
+        properties = {
+            **_get_base_properties(),
+            "session_id": session_id,
+            "tool_name": tool_name,
+            "tool_call_id": tool_call_id,
+        }
+        client.capture(
+            distinct_id=user_id or f"anonymous_{session_id}",
+            event="chat_tool_called",
+            properties=properties,
+        )
+    except Exception as e:
+        logger.warning(f"Failed to track tool call: {e}")
+
+
+def track_agent_run_success(
+    user_id: str,
+    session_id: str,
+    graph_id: str,
+    graph_name: str,
+    execution_id: str,
+    library_agent_id: str,
+) -> None:
+    """Track when an agent is successfully run.
+
+    Args:
+        user_id: The user's ID
+        session_id: The chat session ID
+        graph_id: ID of the agent graph
+        graph_name: Name of the agent
+        execution_id: ID of the execution
+        library_agent_id: ID of the library agent
+    """
+    client = _get_posthog_client()
+    if not client:
+        return
+
+    try:
+        properties = {
+            **_get_base_properties(),
+            "session_id": session_id,
+            "graph_id": graph_id,
+            "graph_name": graph_name,
+            "execution_id": execution_id,
+            "library_agent_id": library_agent_id,
+        }
+        client.capture(
+            distinct_id=user_id,
+            event="chat_agent_run_success",
+            properties=properties,
+        )
+    except Exception as e:
+        logger.warning(f"Failed to track agent run: {e}")
+
+
+def track_agent_scheduled(
+    user_id: str,
+    session_id: str,
+    graph_id: str,
+    graph_name: str,
+    schedule_id: str,
+    schedule_name: str,
+    cron: str,
+    library_agent_id: str,
+) -> None:
+    """Track when an agent is successfully scheduled.
+
+    Args:
+        user_id: The user's ID
+        session_id: The chat session ID
+        graph_id: ID of the agent graph
+        graph_name: Name of the agent
+        schedule_id: ID of the schedule
+        schedule_name: Name of the schedule
+        cron: Cron expression for the schedule
+        library_agent_id: ID of the library agent
+    """
+    client = _get_posthog_client()
+    if not client:
+        return
+
+    try:
+        properties = {
+            **_get_base_properties(),
+            "session_id": session_id,
+            "graph_id": graph_id,
+            "graph_name": graph_name,
+            "schedule_id": schedule_id,
+            "schedule_name": schedule_name,
+            "cron": cron,
+            "library_agent_id": library_agent_id,
+        }
+        client.capture(
+            distinct_id=user_id,
+            event="chat_agent_scheduled",
+            properties=properties,
+        )
+    except Exception as e:
+        logger.warning(f"Failed to track agent schedule: {e}")
+
+
+def track_trigger_setup(
+    user_id: str,
+    session_id: str,
+    graph_id: str,
+    graph_name: str,
+    trigger_type: str,
+    library_agent_id: str,
+) -> None:
+    """Track when a trigger is set up for an agent.
+
+    Args:
+        user_id: The user's ID
+        session_id: The chat session ID
+        graph_id: ID of the agent graph
+        graph_name: Name of the agent
+        trigger_type: Type of trigger (e.g., 'webhook')
+        library_agent_id: ID of the library agent
+    """
+    client = _get_posthog_client()
+    if not client:
+        return
+
+    try:
+        properties = {
+            **_get_base_properties(),
+            "session_id": session_id,
+            "graph_id": graph_id,
+            "graph_name": graph_name,
+            "trigger_type": trigger_type,
+            "library_agent_id": library_agent_id,
+        }
+        client.capture(
+            distinct_id=user_id,
+            event="chat_trigger_setup",
+            properties=properties,
+        )
+    except Exception as e:
+        logger.warning(f"Failed to track trigger setup: {e}")
diff --git a/autogpt_platform/backend/backend/util/settings.py b/autogpt_platform/backend/backend/util/settings.py
index 4448aeb77e..121acbdee7 100644
--- a/autogpt_platform/backend/backend/util/settings.py
+++ b/autogpt_platform/backend/backend/util/settings.py
@@ -666,6 +666,12 @@ class Secrets(UpdateTrackingModel["Secrets"], BaseSettings):
         default="https://cloud.langfuse.com", description="Langfuse host URL"
     )
 
+    # PostHog analytics
+    posthog_api_key: str = Field(default="", description="PostHog API key")
+    posthog_host: str = Field(
+        default="https://us.i.posthog.com", description="PostHog host URL"
+    )
+
     # Add more secret fields as needed
     model_config = SettingsConfigDict(
         env_file=".env",
diff --git a/autogpt_platform/backend/poetry.lock b/autogpt_platform/backend/poetry.lock
index 2aa55ce5b6..91ac358ade 100644
--- a/autogpt_platform/backend/poetry.lock
+++ b/autogpt_platform/backend/poetry.lock
@@ -4204,14 +4204,14 @@ strenum = {version = ">=0.4.9,<0.5.0", markers = "python_version < \"3.11\""}
 
 [[package]]
 name = "posthog"
-version = "6.1.1"
+version = "7.6.0"
 description = "Integrate PostHog into any python application."
 optional = false
-python-versions = ">=3.9"
+python-versions = ">=3.10"
 groups = ["main"]
 files = [
-    {file = "posthog-6.1.1-py3-none-any.whl", hash = "sha256:329fd3d06b4d54cec925f47235bd8e327c91403c2f9ec38f1deb849535934dba"},
-    {file = "posthog-6.1.1.tar.gz", hash = "sha256:b453f54c4a2589da859fd575dd3bf86fcb40580727ec399535f268b1b9f318b8"},
+    {file = "posthog-7.6.0-py3-none-any.whl", hash = "sha256:c4dd78cf77c4fecceb965f86066e5ac37886ef867d68ffe75a1db5d681d7d9ad"},
+    {file = "posthog-7.6.0.tar.gz", hash = "sha256:941dfd278ee427c9b14640f09b35b5bb52a71bdf028d7dbb7307e1838fd3002e"},
 ]
 
 [package.dependencies]
@@ -4225,7 +4225,7 @@ typing-extensions = ">=4.2.0"
 [package.extras]
 dev = ["django-stubs", "lxml", "mypy", "mypy-baseline", "packaging", "pre-commit", "pydantic", "ruff", "setuptools", "tomli", "tomli_w", "twine", "types-mock", "types-python-dateutil", "types-requests", "types-setuptools", "types-six", "wheel"]
 langchain = ["langchain (>=0.2.0)"]
-test = ["anthropic", "coverage", "django", "freezegun (==1.5.1)", "google-genai", "langchain-anthropic (>=0.3.15)", "langchain-community (>=0.3.25)", "langchain-core (>=0.3.65)", "langchain-openai (>=0.3.22)", "langgraph (>=0.4.8)", "mock (>=2.0.0)", "openai", "parameterized (>=0.8.1)", "pydantic", "pytest", "pytest-asyncio", "pytest-timeout"]
+test = ["anthropic (>=0.72)", "coverage", "django", "freezegun (==1.5.1)", "google-genai", "langchain-anthropic (>=1.0)", "langchain-community (>=0.4)", "langchain-core (>=1.0)", "langchain-openai (>=1.0)", "langgraph (>=1.0)", "mock (>=2.0.0)", "openai (>=2.0)", "parameterized (>=0.8.1)", "pydantic", "pytest", "pytest-asyncio", "pytest-timeout"]
 
 [[package]]
 name = "postmarker"
@@ -7512,4 +7512,4 @@ cffi = ["cffi (>=1.11)"]
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.10,<3.14"
-content-hash = "18b92e09596298c82432e4d0a85cb6d80a40b4229bee0a0c15f0529fd6cb21a4"
+content-hash = "ee5742dc1a9df50dfc06d4b26a1682cbb2b25cab6b79ce5625ec272f93e4f4bf"
diff --git a/autogpt_platform/backend/pyproject.toml b/autogpt_platform/backend/pyproject.toml
index 1f489d2bc4..fe263e47c0 100644
--- a/autogpt_platform/backend/pyproject.toml
+++ b/autogpt_platform/backend/pyproject.toml
@@ -85,6 +85,7 @@ exa-py = "^1.14.20"
 croniter = "^6.0.0"
 stagehand = "^0.5.1"
 gravitas-md2gdocs = "^0.1.0"
+posthog = "^7.6.0"
 
 [tool.poetry.group.dev.dependencies]
 aiohappyeyeballs = "^2.6.1"