---
title: "langfuse, Q4 2025 Engineering Signal"
url: https://signals.gitdealflow.com/startup/langfuse/q4-2025
description: "langfuse engineering metrics for Q4 2025: -38% velocity change, 194 contributors, signal: Deceleration."
lastModified: 2026-08-24
source: VC Deal Flow Signal
---
# langfuse, Q4 2025 Engineering Signal

Open source AI engineering platform. Debug, analyze and iterate together.

## Signal, Q4 2025

- Commit velocity (14d): 89
- Velocity change: -38%
- Contributors: 194 (+85% growth)
- New repos (30d): 0
- Signal type: Deceleration
- Sector: Data Infrastructure
- Stage at time of snapshot: Growth
- Geography: Unknown
- Ranked #29 of 32 in Data Infrastructure for Q4 2025

## Adjacent Periods

- Next: [Q1 2026](https://signals.gitdealflow.com/startup/langfuse/q1-2026), +138% · Engineering hiring burst

## Current Profile

https://signals.gitdealflow.com/startup/langfuse

## Canonical

https://signals.gitdealflow.com/startup/langfuse/q4-2025