Helicone vs Laminar
Learn how Helicone and Laminar 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.
Learn how Helicone and Laminar 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
Last 30 days
Last commit
1 day agoRepository age
4 yearsVersion
v2025.08.21-1License
Apache-2.0Repository
helicone/helicone
Laminar
Last 30 days
Last commit
8 hours agoRepository age
2 yearsVersion
v0.2.1License
Apache-2.0Self-hosted
YesRepository
lmnr-ai/lmnr
Detailed Comparison
Both Helicone and Laminar have their unique strengths and serve similar purposes effectively. Consider your specific needs regarding popularity, growth, activity, technology, maturity, licensing and features when making your decision.
Both Helicone and Laminar have their unique strengths and serve similar purposes effectively. Consider your specific needs regarding popularity, growth, activity, technology, maturity, licensing and features when making your decision.
Community & Popularity
Helicone leads in popularity with 6,098 stars vs 3,191 stars for Laminar. The 91% higher star count indicates stronger community adoption. In terms of developer contributions, Helicone has 663 forks, indicating moderate developer engagement.
Growth Momentum
Laminar is growing faster, adding 80 stars in the last 30 days (+2.6%) against adding 105 stars for Helicone (+1.8%). Laminar is the smaller project of the two, so it is closing the gap rather than extending a lead.
Development Activity
Both projects show recent activity, with Helicone last updated 1 day ago and Laminar 8 hours ago.
Technology Stack
Both tools share common technology foundations, being built with JavaScript, CSS, Typescript, JSX, Python, Next.js. However, they differ in their additional technology choices: Helicone uses Bash while Laminar leverages Rust.
Project Maturity
Helicone has been in development longer, starting 4 years ago, compared to Laminar which began 2 years ago. This 1.6-year head start suggests Helicone may have more mature features and established processes.
Licensing
Both projects use the Apache-2.0 license, providing identical terms for usage and distribution.
Use Cases & Features
Both tools serve similar use cases in LLM Observability & Evaluation.
Hosting & Deployment
Laminar provides self-hosting options for complete data control and customization, while Helicone may be primarily cloud-based or require different deployment approaches.
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