
Helicone AI
LangSmith
LangChain
Portkey
Braintrust.dev
PromptLayer
Humanloop
Langfuse is an open-source LLM engineering platform that helps teams collaboratively debug, analyze, and iterate on their LLM applications.

Google Chrome
Brave
Sidekick Browser
Mercury
Brex
Safari
Opera
This new web browser is going to kill Chrome

Which is more popular?
Based on our record, Arc should be more popular than Langfuse. It has been mentioned 77 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | langfuse.com | arc.net |
| Pricing | — | |
| Company | Startup from the United States | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Langfuse is an open-source LLM engineering platform designed to empower developers by providing insights into user interactions with their LLM applications. We offer tools that help developers understand usage patterns, diagnose issues, and improve application performance based on real user data....
No description of Arc yet.
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of Langfuse yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Langfuse in two minutes
Arc Browser Review: 10 Reason Why YOU Should Switch!
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Langfuse and Arc. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Ten free AI prompt tools in 2026 across four categories: prompt generators (SurePrompts, Anthropic Console, OpenAI Playground), libraries (AIPRM, PromptHero, FlowGPT, Awesome ChatGPT Prompts), open-source workflow...
Arc comes equipped with plenty more productivity-focused tools, too. Its built-in universal search function allows you to instantly jump to a tab or find and execute a shortcut. Plus, you can have up to four tabs in a...
Recommendations tracked on public social media and blogs since March 2021.


Langfuse is an open-source LLM engineering platform specialized for AI applications. It provides:. - Source: dev.to / 11 days ago
Langfuse is an open-source observability and analytics platform for LLM applications. Its open-source nature is a significant draw for companies that prefer to self-host or want to avoid vendor lock-in. - Source: dev.to / 16 days ago
We have researched and experimented with several AI evaluation platforms, including Arize Phoenix, Microsoft Foundry, and Langfuse. After evaluating them against our requirements and roadmap, we shortlisted Microsoft Foundry and Langfuse... - Source: dev.to / 25 days ago
Because both are trying to be response to the death of Browser Company's Arc. (https://arc.net). - Source: Hacker News / 10 months ago
Arc was first recommended to me by a fellow dev. It felt like the browser I was looking for but never quite found. The Browser Company released this trendsetter in 2023, and among the frontend and tech community it quickly became the new... - Source: dev.to / 11 months ago
Arc was first recommended to me by a fellow developer, and it immediately felt like the browser I’d always wanted but never quite found. I’m a sucker for clean interfaces, and as both a frontend developer and a designer, I notice the... - Source: dev.to / over 1 year ago
When comparing Langfuse and Arc, you can also consider the following products.


Google Chrome is a fast, secure, and free web browser, built for the modern web. Give it a try on your desktop today.
Compare Google Chrome to Langfuse or Arc:



Framework for building applications with LLMs through composability
Compare LangChain to Langfuse or Arc:

The fastest browser for work ever made
Compare Sidekick Browser to Langfuse or Arc: