What is the main difference between Latitude and Spanlens?

Latitude and Spanlens 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: Latitude or Spanlens?

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

Can I migrate from Latitude to Spanlens?

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

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Latitude vs Spanlens

Learn how Latitude and Spanlens 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.

Latitude

Open-source platform for monitoring AI agents: captures traces, surfaces failure patterns, alerts on issues, and helps you verify fixes with automated evals.

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4,595stars+136(+3.1%)

Last 30 days

Last commit
8 hours ago
Repository age
2 years
Version
9.10.0
License
MIT
Self-hosted
Yes
Repository
latitude-dev/latitude-llm

Spanlens

Drop-in observability platform for OpenAI, Anthropic, and Gemini that logs every request, tracks costs, traces agent workflows, and flags anomalies and PII.

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12stars

Last 30 days

Last commit
18 hours ago
Repository age
4 months
License
MIT
Self-hosted
Yes
Repository
spanlens/spanlens

Detailed Comparison

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

Latitude wins

Community & Popularity

Latitude significantly outpaces Spanlens in community adoption with 4,595 stars compared to 12 stars on GitHub. This 382.9x difference suggests Latitude has a much larger and more active community. In terms of developer contributions, Latitude has 379 forks, indicating moderate developer engagement.

Comparable

Development Activity

Both projects show recent activity, with Latitude last updated 8 hours ago and Spanlens 18 hours ago.

Comparable

Technology Stack

Both tools share common technology foundations, being built with JavaScript, CSS, Bash, Typescript, JSX. However, they differ in their additional technology choices: Latitude uses SvelteKit while Spanlens leverages Python, Next.js.

Latitude wins

Project Maturity

Latitude has been in development longer, starting 2 years ago, compared to Spanlens which began 4 months ago. This 1.8-year head start suggests Latitude may have more mature features and established processes.

Comparable