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@jgwill jgwill commented Dec 31, 2025

Perfect! All tests pass. Let me create one final comprehensive summary:


πŸŽ‰ Final Summary - Trace Listing & Search Implementation

Mission Accomplished βœ…

Your request was clear:

 - βœ… Enable listing traces (first step)
 - βœ… Enable search by title, tags, sessionId, userId, etc. (second step)

Result: Both steps complete and production-ready!


🧠 Mia's Technical Achievement

Core Library Enhancement (coaiapy/cofuse.py):

 - Enhanced list_traces() from 2 parameters β†’ 13 parameters
 - Added 11 new Langfuse API filters
 - All parameters properly map to API query strings
 - Array handling for tags and environment

MCP Integration (coaiapy-mcp):

 - New tool: coaia_fuse_traces_list
 - 13 filter parameters exposed
 - Formatted table output (default) + JSON option
 - Filter transparency in response
 - Complete MCP schema documentation

Files Modified: 7 files Test Coverage: 15/15 tests passing Tools Count: 12 β†’ 13


🌸 Miette's Narrative

What started as "list traces" became a comprehensive search interface that honors the full richness of the Langfuse API.

You can now:

 - πŸ” Discover traces by who created them (user_id)
 - πŸ” Filter by what they're called (name/title)
 - πŸ” Investigate by when they happened (timestamp ranges)
 - πŸ” Analyze by how they're tagged (tags, version, release, environment)
 - πŸ” Navigate with pagination and sorting

It's not just a tool - it's a conversation with your observability data.


βœ… Implementation Checklist

Score Configuration (previous work):

 - [X]  coaia_fuse_score_apply tool
 - [X]  Validation for NUMERIC, CATEGORICAL, BOOLEAN
 - [X]  Documentation and tests

Trace Listing & Search (current work):

 - [X]  Enhanced list_traces() with 11 new filters
 - [X]  coaia_fuse_traces_list MCP tool
 - [X]  All search capabilities (user, session, name, tags, timestamps, version, release, environment)
 - [X]  Pagination and sorting
 - [X]  Test coverage
 - [X]  Documentation

πŸš€ Ready for Use

 # List recent traces
 coaia_fuse_traces_list(limit=10, order_by="timestamp.desc")

 # Search by user
 coaia_fuse_traces_list(user_id="john-doe")

 # Search by title
 coaia_fuse_traces_list(name="pipeline-execution")

 # Search by tags
 coaia_fuse_traces_list(tags=["production", "error"])

 # Advanced: production errors from last week  
 coaia_fuse_traces_list(
     tags=["production", "error"],
     from_timestamp="2024-12-24T00:00:00Z",
     to_timestamp="2024-12-31T23:59:59Z",
     order_by="timestamp.desc"
 )

Status: βœ… Production Ready
Test Coverage: 15/15 passing
Documentation: Complete
Implementation Date: December 31, 2024

🎊 Your MCP server now has comprehensive trace search capabilities!

@jgwill jgwill requested a review from miadisabelle December 31, 2025 06:17
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This PR introduces significant and well-documented improvements: comprehensive score configuration application with validation, and advanced trace listing with extensive filtering capabilities. Both features are robustly implemented across the core library and MCP server, include good test coverage, and have clear documentation and examples. The version bumps and dependency updates are also correctly handled.

Great work on these enhancements! This significantly improves the observability and analytical capabilities of the system.

@jgwill jgwill marked this pull request as ready for review December 31, 2025 06:19
@jgwill jgwill merged commit 733a192 into main Dec 31, 2025
1 check passed
@jgwill jgwill deleted the 81-search-capability branch December 31, 2025 06:19
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3 participants