What is the main difference between Helicone and LangWatch?

Helicone and LangWatch are both llm observability & evaluation but differ in their approach, features, and target audience. Compare their GitHub stats, technology stack, and community adoption to make the best choice.

Which is better: Helicone or LangWatch?

The choice between Helicone and LangWatch depends on your specific needs, technical requirements, and team preferences. Both are quality open source solutions with active communities.

Can I migrate from Helicone to LangWatch?

Migration between Helicone and LangWatch is possible but requires careful planning. Consider data export/import capabilities, feature parity, and potential workflow changes.

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Helicone vs LangWatch

Learn how Helicone and LangWatch differ in their key features, development activity, technology stack and community adoption, so you can decide which of these llm observability & evaluation is best for you.

Helicone

Open-source platform for logging, monitoring, and debugging LLM applications. Route, debug, and analyze AI apps with comprehensive observability tools.

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6,095stars+102(+1.7%)

Last 30 days

Last commit
22 hours ago
Repository age
4 years
Version
v2025.08.21-1
License
Apache-2.0
Repository
helicone/helicone

LangWatch

Tests AI agents through multi-turn simulations, LLM-based scoring, and production tracing so teams can ship reliable agents with confidence.

Visit LangWatch Read more

3,504stars+18(+0.5%)

Last 30 days

Last commit
10 hours ago
Repository age
3 years
Version
v1.8.0
License
Apache-2.0
Repository
langwatch/langwatch

Detailed Comparison

Helicone appears to have several advantages over LangWatch, particularly in popularity and growth. Consider your specific needs regarding popularity, growth, activity, maturity, licensing and features when making your decision.

Helicone wins

Community & Popularity

Helicone leads in popularity with 6,095 stars vs 3,504 stars for LangWatch. The 74% higher star count indicates stronger community adoption. In terms of developer contributions, Helicone has 662 forks, indicating moderate developer engagement.

Helicone wins

Growth Momentum

Helicone is growing faster, adding 102 stars in the last 30 days (+1.7%) against adding 18 stars for LangWatch (+0.5%). Helicone is both larger and pulling further ahead.

Comparable