## Pull Request Overview

[cceneag]

Pull Request Overview

This PR introduces an opt‐out telemetry system to capture anonymized usage data and performance metrics while preserving user privacy. Key changes include:

• Integration of PostHog for telemetry tracking and a new Telemetry service with singleton management.
• Implementation of comprehensive event tracking in MCPAgent via enhanced run and astream methods.
• Addition of a public_identifier property across connector implementations for better connector tracking.

Reviewed Changes

Copilot reviewed 12 out of 12 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
pyproject.toml	Added posthog dependency
mcp_use/utils.py	Added a singleton decorator for consistent instance management
mcp_use/telemetry/utils.py	Added utilities for package version and model information extraction
mcp_use/telemetry/posthog.py	Introduced the Telemetry class and related telemetry methods
mcp_use/telemetry/events.py	Created telemetry event classes with comprehensive properties
mcp_use/connectors/*.py	Added public_identifier properties to connector classes
mcp_use/connectors/base.py	Defined an abstract public_identifier to enforce API consistency
mcp_use/agents/mcpagent.py	Enhanced agent methods to call telemetry events after execution

Comments suppressed due to low confidence (2)

mcp_use/connectors/stdio.py:83

• [nitpick] Consider replacing the ambiguous key "command&args" with separate keys such as "command" and "args" to improve clarity and consistency with other connectors.

return {"type": "stdio", "command&args": f"{self.command} {' '.join(self.args)}"}

mcp_use/connectors/base.py:41

• The abstract property is annotated to return a string, but the concrete implementations return a dictionary. Consider updating the return type in the abstract method to dict[str, str] for consistency.

def public_identifier(self) -> str:

Originally posted by @copilot-pull-request-reviewer in mcp-use/mcp-use#124 (review)

[yonzhan]

Thank you for opening this issue, we will look into it.

[cceneag]

👍