langfuse.com
Langfuse
Who runs Langfuse, what it tracks and what it costs, and the 20 closest LLM observability alternatives.
- Who’s behind it
- Not stated
- Online since
- Unknown
- Trackers
- Prices
- No pricing page
- Last price change
- –
- Closest alternative
- Arize
Measured from Langfuse’s own pages, the Internet Archive and public records. Hover a dotted value for its source and date.
Visit Langfuse01 · Who’s behind it
Who runs Langfuse
Langfuse langfuse.com
Trace, evaluate, and improve AI agents with one open platform. Use production data to understand behavior, collaborate on fixes, and ship better quality at lower cost and latency.
- Company
- No imprint we could read
- Online since
- Not in the Internet Archive
- Audience
- In English
02 · Privacy
What Langfuse tracks
What the homepage loads before you accept or decline cookies. A cookie banner should hold most of it back until you agree, and a tag manager can load more that we don’t see.
trackers that follow visitors
More than all 20 alternatives below.
Privacy-friendly alternatives →- Cookie banner
- CookieYes
- US company
- 7 tools
Advertising and retargeting
Lets ad networks recognise visitors on other sites and show them ads.
Visitor analytics
Counts and follows visits, usually with cookies.
Marketing and email tracking
Links visits to email campaigns and customer profiles.
Tag manager
Loads further tracking scripts, which we can’t always see.
03 · Alternatives
Alternatives to Langfuse
Thumbs up if it’s a real alternative to Langfuse, thumbs down if it isn’t.
- 01
Agent Observability, Evaluation & Improvement Platform | Arize AI
Continuously improve AI agents with agent observability, evaluation, tracing, and experimentation.
Very close - 02
Production Stack for Gen AI Builders|Portkey
Democratize and productionize Gen AI across your entire org with Portkey's suite of AI gateway, observability, guardrails, and prompt management modules.
Very close - 03
Logz.io: Modern Observability Powered by AI
Stop chasing alerts. Logz.io's AI-powered observability platform unifies logs, metrics, and traces to cut MTTR, automate root cause analysis, and get ahead of issues before they impact users.
Very close - 04
Full-stack observability for the agentic era | Grafana Labs
Avoid lock-in and ensure reliability with Grafana Cloud, the AI-powered platform built on open standards unifies metrics, logs, traces, profiles, and business data.
Very close - 05
AI-powered Observability
New Relic is an AI-powered observability platform that correlates your telemetry across your entire stack, so you can isolate the root cause and reduce MTTR.
Very close - 06
Conviva | Real-Time Experience Intelligence for AI Agents
Conviva is the Quality of Experience platform for AI agents and streaming. Real-time agent analytics reveal what customers experience and what drives outcomes.
Close - 07
AI-Native Cloud | DigitalOcean
Run AI products in production with a unified stack for agents, inference, and cloud—built for control, performance, and economics at scale.
Very close - 08
Ollama · Run AI models locally and in the cloud
Ollama is the easiest way to run and build with open AI models locally or in the cloud on macOS, Windows, and Linux.
Very close - 09
API Management Platform & API Gateway | Tyk.io
Our API Management platform is fast, scalable, modern. Including an open source API Gateway, Analytics, Dev Portal and Dashboard
Very close - 10
OpenCode | The open source AI coding agent
OpenCode - The open source coding agent.
Very close - 11
Together AI | The AI Native Cloud
Build what's next on the AI Native Cloud. Full-stack AI platform for inference, fine-tuning, and GPU clusters — powered by cutting-edge research.
Very close - 12
Mistral | #1 in Sovereign AI: Frontier Open Models You Own
Frontier open-weight models you own and control. Customize with Forge, deploy with Studio, run on-prem, your VPC, or our cloud.
Very close - 13
Machine Learning Models and Infrastructure | DeepInfra
DeepInfra offers cost-effective, scalable, easy-to-deploy, and production-ready machine-learning models and infrastructures for deep-learning models.
Very close - 14
GPT4All - Private & Local AI Chatbot | Nomic
Run open-source AI models locally on your device. GPT4All delivers private, high-performance AI with no cloud required—your data stays on your machine.
Very close - 15
Raygun - Application Monitoring For Web & Mobile Apps
Raygun gives you a window into how users are really experiencing your software applications. Detect, diagnose and resolve issues that are affecting end users.
Very close - 16
Workforce Readiness Platform and Skills Intelligence LMS | Docebo
Docebo is the workforce readiness platform that connects skills intelligence, learning, knowledge, and AI agents, so you know who's ready and can build what's next.
Very close - 17
OpenRouter
The unified interface for every model. Find the best models & prices for your prompts
Very close - 18
Build internal software better, with AI. | Retool
Build, deploy, and manage internal tools with Retool's unified engine. Connect to any database, API, or LLM. Leverage AI throughout your business.
Very close - 19
Gravitee | The AI Agent Management Platform
Gravitee is the AI Agent Management platform, securing, observing, and governing every AI agent, API, and event interaction at enterprise scale.
Very close - 20
Jan - Open-Source ChatGPT Replacement
Jan is an open-source alternative to ChatGPT. Run open-source AI models locally or connect to cloud models like GPT, Claude and others.
Very close
Closest first, by how much each site’s offer resembles Langfuse’s. Trackers are counted the same way as above. Highlighted technologies are ones Langfuse uses too. Votes and comments come from visitors and don’t change the order.
04 · History
What changed
Price and policy history →No changes yet. Each new crawl is compared with the last one, and what Langfuse adds, drops or rewrites shows up here.
05 · Details
How we measure
Alternatives are matched by what sites actually offer, from their homepages, Wikidata and a summary by Claude, in any language. Trackers and the rest of the stack come from the homepage’s code and DNS records.
The full technology stack, the competitor map and search numbers · 16 technologies
- Neighbours
- k = 20
- Sites searched
- 9,192
- Vector
- 384-d
- Query
- 37 ms
Competitor map
Each alternative by how close its vector is to Langfuse’s (x) and how much traffic it gets, how much of the stack it shares, or where it sits in the embedding space itself (y). Hover for the numbers, click to jump to it in the list.
similarity × popularity
Built with
- JavaScript frameworks
- Analytics
- Google Analytics page source: googletagmanager.com/gtag/js
- Tag managers
- Google Tag Manager page source: googletagmanager.com/gtm.js
- Advertising
- Google Ads conversion tracking page source: gtag('config', 'AW-
- LinkedIn Insight Tag page source: snap.licdn.com/li.lms-analytics
- Reddit Pixel page source: redditstatic.com/ads/pixel
- X (Twitter) Pixel page source: static.ads-twitter.com/uwt.js
- Marketing automation
- HubSpot page source: js-eu1.hs-scripts.com
- Cookie consent
- CookieYes page source: cdn-cookieyes.com
- Hosting
- Vercel header x-vercel-id: fra1::iad1::rsbmq-1794174495227-90bb36309426
- Email hosting
- Google Workspace MX aspmx.l.google.com
- Microsoft 365 TXT MS=ms48392532
- DNS hosting
- Cloudflare DNS NS chad.ns.cloudflare.com
- SaaS tools (verified in DNS)
- Google Search Console TXT google-site-verification=xzRwcd14JOyCZ7X_yd8ZjS_WF_mcForWbhs0G4-E61Q
- Slack TXT slack-domain-verification=VaXU8x9u8aQHVP4CKICN8D6DNlpSQIs3jiODAGAe
What competitors use
Across the 20 closest sites.
- Google Search Console 18/20
- Google Workspace 16/20
- Cloudflare · not on langfuse.com 12/20
- Cloudflare DNS 12/20
- HubSpot 11/20
- Microsoft 365 11/20
- Google Tag Manager 10/20
- Apple Business · not on langfuse.com 9/20
- Atlassian · not on langfuse.com 8/20
- React 8/20
- Next.js 7/20
- OpenAI · not on langfuse.com 7/20
- Stripe · not on langfuse.com 6/20
- Salesforce · not on langfuse.com 6/20
- Vercel 6/20
- Zoom · not on langfuse.com 6/20