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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

Langtail is a cloud-based development tool designed to streamline the debugging, testing, deployment, and monitoring of LLM-powered applications. The platform provides a no-code interface for debugging prompts, adjusting model parameters, and conducting thorough LLM tests to prevent unexpected behavior when prompts or models are updated. Langtail is tailored for LLM testing, including chatbot evaluations and ensuring reliable AI test prompts. Key features of Langtail allow teams to: • Perform in-depth testing of LLM models to identify and resolve issues before production deployment. • Easily deploy prompts as API endpoints for smooth integration into workflows. • Track model performance in real-time to maintain consistent results in production environments. • Implement advanced AI firewall functionality to control and protect AI interactions. Langtail is the go-to solution for teams aiming to maintain the quality, reliability, and security of their AI and LLM-based applications.

API Access

Has API Yes 

API Access

Has API No 

Screenshots View All

Screenshots View All

Integrations

OpenAI Yes 
Apify No 
Azure OpenAI Service No 
Claude Yes 
Claude Haiku 3 No 
Claude Opus 3 No 
Claude Sonnet 3.5 No 
Claude Sonnet 3.7 No 
DocsGPT Yes 
Dograh Yes 
Gemini Enterprise No 
Gemini Nano No 
Gemini Pro No 
Lamatic.ai Yes 
LlamaIndex Yes 
Mistral Large No 
Netguru Omega Yes 
TierZero Yes 
Together AI No 
evalship Yes 

Integrations

OpenAI Yes 
Apify Yes 
Azure OpenAI Service Yes 
Claude No 
Claude Haiku 3 Yes 
Claude Opus 3 Yes 
Claude Sonnet 3.5 Yes 
Claude Sonnet 3.7 Yes 
DocsGPT No 
Dograh No 
Gemini Enterprise Yes 
Gemini Nano Yes 
Gemini Pro Yes 
Lamatic.ai No 
LlamaIndex No 
Mistral Large Yes 
Netguru Omega No 
TierZero No 
Together AI Yes 
evalship 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.
Free Trial Yes 
Free Version Yes 

Pricing Details

$99/month/unlimited users
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 Yes 
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 Yes 
Live Rep (24/7) Yes 
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 Yes 

Vendor Details

Company Name

Langfuse

Founded

2023

Country

Germany

Website

langfuse.com

Vendor Details

Company Name

Langtail

Founded

2023

Country

Czech Republic

Website

langtail.com

Product Features

Alternatives

Alternatives