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Description
Langfuse is a free and open-source LLM engineering platform that helps teams to debug, analyze, and iterate their LLM Applications.
Observability: Incorporate Langfuse into your app to start ingesting traces.
Langfuse UI : inspect and debug complex logs, user sessions and user sessions
Langfuse Prompts: Manage versions, deploy prompts and manage prompts within Langfuse
Analytics: Track metrics such as cost, latency and quality (LLM) to gain insights through dashboards & data exports
Evals: Calculate and collect scores for your LLM completions
Experiments: Track app behavior and test it before deploying new versions
Why Langfuse?
- Open source
- Models and frameworks are agnostic
- Built for production
- Incrementally adaptable - Start with a single LLM or integration call, then expand to the full tracing for complex chains/agents
- Use GET to create downstream use cases and export the data
Description
Plurai serves as a real-world trust platform dedicated to AI agents, designed for simulation-based assessment, safeguarding, and enhancement, effectively transforming agents into dependable and progressively advanced production systems. It assists teams in developing evaluations and protective measures specific to their requirements, facilitating the transition from initial prototypes to robust, scalable production. Plurai's simulation framework equips agents for real-world challenges rather than controlled environments, employing hyper-realistic, product-specific experimentation and assessment that addresses the intricacies of production. The platform creates genuine multi-turn interactions, diverse personas, essential artifacts, and tool simulations, utilizing organizational PRDs, pertinent references, and policies to construct a knowledge graph that broadens edge-case coverage. By moving away from static datasets, manual test formulation, and inconsistent LLM evaluation methods, Plurai organizes assessments into coherent, executable experiments, enabling teams to test new iterations, track regressions, and confirm enhancements prior to deployment. Ultimately, this innovative approach ensures that AI agents are not only trusted but also continuously refined for optimal performance in dynamic environments.
API Access
Has API
Yes
API Access
Has API
No
Integrations
ChatGPT
No
Claude
Yes
Dograh
Yes
Flowise
Yes
GPT-4.1
No
Hugging Face
Yes
Lamatic.ai
Yes
LangChain
Yes
LiteLLM
Yes
LlamaIndex
Yes
Integrations
ChatGPT
Yes
Claude
No
Dograh
No
Flowise
No
GPT-4.1
Yes
Hugging Face
No
Lamatic.ai
No
LangChain
No
LiteLLM
No
LlamaIndex
No
Pricing Details
$29/month
Generous free tier and Pro Plans starting at USD 29/month.
Langfuse is open source so you will always be able to host the software yourself at no cost.
Langfuse is open source so you will always be able to host the software yourself at no cost.
Free Trial
Yes
Free Version
Yes
Pricing Details
Free
Free Trial
Yes
Free Version
Yes
Deployment
Web-Based
Yes
On-Premises
Yes
iPhone App
No
iPad App
No
Android App
No
Windows
No
Mac
No
Linux
No
Chromebook
No
Deployment
Web-Based
Yes
On-Premises
No
iPhone App
No
iPad App
No
Android App
No
Windows
No
Mac
No
Linux
No
Chromebook
No
Customer Support
Business Hours
No
Live Rep (24/7)
Yes
Online Support
Yes
Customer Support
Business Hours
No
Live Rep (24/7)
No
Online Support
Yes
Types of Training
Training Docs
Yes
Webinars
No
Live Training (Online)
No
In Person
No
Types of Training
Training Docs
Yes
Webinars
No
Live Training (Online)
Yes
In Person
No
Vendor Details
Company Name
Langfuse
Founded
2023
Country
Germany
Website
langfuse.com
Vendor Details
Company Name
Plurai
Country
United States
Website
www.plurai.ai/