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

ChatGPT
Gemini
Claude AI
Perplexity.ai
Microsoft Copilot
DeepSeek
Chatly
Free AI assistant that answers with numbered web sources, reads PDFs and photos, works in 14 languages, no sign-up.
Which is more popular?
Based on our record, Langfuse seems to be more popular. It has been mentioned 34 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | langfuse.com | getaskai.com |
| Pricing | ||
| Platforms | — | |
| Company | Startup from the United States | 2026 |
| 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....
GetAskAI is a free AI assistant that works in the browser with no account and no sign-up. Type or speak a question and get a clear answer in seconds. Answers with sources. When a question needs current facts, GetAskAI searches the web and lists numbered sources under the answer, so each claim can...
What each product offers, as listed by its team.


Possible disadvantages
Walkthroughs and reviews on video.
Langfuse in two minutes
Free AI No Sign Up: Answers With Sources, Reads PDFs & Photos | GetAskAI
More videos
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Langfuse and GetAskAI.
GetAskAI's answer:
GetAskAI started in 2026 from a simple observation: many people only want to ask one question, but most AI tools first ask them to create an account. The goal was a free assistant that opens at once, shows where its answers come from and works in the user's own language. Over time it grew to 14 languages and added PDF and photo reading, voice input and a Tools menu for places, reviews, images and videos.
GetAskAI's answer:
It puts several things in one free page that are usually split across tools or kept behind an account: - answers with numbered web sources you can open and check - reading PDFs and photos - questions by voice - a Tools menu for places nearby, place reviews, images and videos
It works in the browser in 14 languages, with no sign-up.
GetAskAI's answer:
If you just want an answer without creating an account, GetAskAI opens and works at once. Answers that need current facts come with numbered sources, so you can check them instead of taking the text on trust. PDF and photo reading are free as well.
For long coding sessions or deep research work, paid tools with larger models can be a better fit. GetAskAI is aimed at everyday questions.
GetAskAI's answer:
People who want a quick answer they can check, without signing up. For example students with homework or study questions, people trying to understand a contract, a bill or an official letter, travellers looking for places nearby, and anyone who prefers to ask in their own language.
Share your experience with using Langfuse and GetAskAI. 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...
We have no reviews of GetAskAI yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


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 / 5 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 / 14 days ago
Langfuse is the other serious option in this category if you also want observability, evals and traces bundled with prompt management. Different scope, more setup, worth comparing honestly. - Source: dev.to / about 1 month ago
Tracking GetAskAI since Sep 2026.
When comparing Langfuse and GetAskAI, you can also consider the following products.

Open-source LLM Observability for Developers
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Build and deploy LLM applications with confidence
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Gemini, formerly known as Bard, is a generative artificial intelligence chatbot developed by Google. Based on the large language model (LLM) of the same name, it was launched in 2023 in response to the rise of OpenAI's ChatGPT.
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Framework for building applications with LLMs through composability
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Claude is a next generation AI assistant built for work and trained to be safe, accurate, and secure. An AI assistant from Anthropic.
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