vioscaleAI
Comparison

Langfuse vs LlamaIndex

No clear leader: Langfuse (66.4) and LlamaIndex (65.1) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Langfuse full profile →LlamaIndex full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
Langfuse66
LlamaIndex65
Score
vioscaleAI score
Langfuse66 / 100medium · 56%
LlamaIndex65 / 100medium · 69%
Pricing
Free tier
Langfuse✓
LlamaIndex✓
Model
Langfusefreemium
LlamaIndexfreemium
Price level
Langfusefree
LlamaIndexmid
Starting price
Langfuse–
LlamaIndex$50
Transparent
Langfuse✗
LlamaIndex✓
Integrations
Count
Langfuse100
LlamaIndex3
Security
Certifications
Langfuse–
LlamaIndexSOC 2 Type II
Disclosure policy
Langfuse–
LlamaIndex✓
Gdpr
Langfuse✓
LlamaIndex✓
Hipaa
Langfuse✓
LlamaIndex✓
Iso27001
Langfuse✓
LlamaIndex–
Soc2
Langfuse✓
LlamaIndex✓
Trust center
Vulnerabilities
Reliability
Sla pct
Langfuse–
LlamaIndex99.9
Status page
Langfuse✓
LlamaIndex✓
Adoption
Dependent repos
Langfuse0
LlamaIndex0
Github stars
Langfuse35,781
LlamaIndex52,481
Package downloads weekly
Langfuse6,493,381
LlamaIndex1,685,400
Activity
Commits last 30d
Langfuse100
LlamaIndex28
Release
Cadence days
Langfuse–
LlamaIndex17
History
Langfuse20 items
LlamaIndex20 items
License
Spdx
LangfuseMIT
LlamaIndexMIT
Language
Primary
LangfuseTypeScript
LlamaIndexPython
Market
Availability
Content
Faq
Langfuse7 items
LlamaIndex8 items

Capabilities

Feature-by-feature on the axes that matter for mlops & llmops tools. “-” means undocumented, not absent.

Core
Tool role
LangfuseLLM observability / eval
LlamaIndexAgent / RAG framework
Deployment
Self-hostable / OSS core
Langfuse✓
LlamaIndex✓
Managed cloud available
Langfuse✓
LlamaIndex✓
On-prem / VPC deployment
Langfuse✓
LlamaIndex✓
Observability
LLM tracing / observability
Langfuse✓
LlamaIndex✗
Evaluation (offline / LLM-judge / human)
Langfuse✓
LlamaIndex✗
Dev
Prompt management + versioning
Langfuse✓
LlamaIndex✗
Tracking
Experiment tracking / model registry
Langfuse✓
LlamaIndex✗
Serving
Model serving / inference endpoint
Langfuse✗
LlamaIndex✓
Interop
OpenTelemetry / OpenLLMetry compatible
Langfuse✓
LlamaIndex✓
Framework-agnostic
Langfuse✓
LlamaIndex✓
Gateway
Multi-provider model support
Langfuse✓
LlamaIndex✓
Data
No-train-on-customer-data guarantee
Langfuse-
LlamaIndexUnknown

What each one is

The product in its own terms, so the numbers below have context.

Langfuse

A comprehensive observability and development platform that combines tracing, prompt management, evaluation, and experimentation, enabling teams to understand LLM behavior in production and ship improved applications with confidence

Independently observed

LlamaIndex

A platform that uses AI models to parse and extract data from documents across 130+ file formats, supporting complex layouts, multiple languages, and multi-step extraction agents. Optimized for accuracy, cost, and latency at enterprise scale.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Langfuse

SubscriptionFree tier

Multiple tiers available; specific pricing not shown in provided text

  • HobbyFree
  • Core-
  • Enterprise-
as of verify ↗

LlamaIndex

from $50/moHybridFree tier

Free (10K credits/month), Starter $50/month (400K credits), Pro $500/month (400K + 800K bonus), Pay-as-you-go up to $5,000/month, Enterprise custom

  • FreeFree
    • Basic support
    • 100 users
    • 130+ file formats
    • 80+ languages supported
  • Starter$50/mo
    • Basic support
    • Multiple parse tiers
    • Auto Mode with up to 80% savings
    • Saved parse configs
    • Advanced table/chart extraction
    • +1 more
  • Pro$500/mo + $1000 one-time
    • Priority Slack support
    • All parsing and extraction capabilities
    • Extraction agents
    • Webhooks & API callbacks
    • Smart result caching
  • Pay-as-you-go$0.00 per credit
    • Priority Slack support
    • Flexible credit usage up to $5,000/month
  • EnterpriseContact sales
    • Volume discounts on credits
    • 5x higher rate limits
    • Enterprise SSO
    • SaaS or Hybrid cloud deployment
    • Dedicated account manager
    • +1 more
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Langfuse✓
LlamaIndex✓
CLI
Langfuse✗
LlamaIndex✓
Deployment
Cloud / SaaS
Langfuse✓
LlamaIndex✓
Self-hosted
Langfuse✓
LlamaIndex✗
Hybrid
Langfuse✗
LlamaIndex✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Langfuse

24 total
  • LangChain
  • Vercel AI SDK
  • LiteLLM
  • Pydantic AI
  • Google ADK
  • CrewAI
  • LiveKit
  • Haystack
  • LlamaIndex
  • OpenAI
  • Anthropic
  • Amazon Bedrock
  • Azure OpenAI
  • Mistral AI
  • Google Gemini
  • xAI
  • vLLM
  • Groq
  • OpenAI SDK
  • Cohere
  • Elasticsearch
  • OpenSearch
  • Hugging Face
  • OpenTelemetry
Independently observed

LlamaIndex

3 total
  • AWS
  • Microsoft Azure
  • GitHub
Independently observed
Still deciding?

Langfuse or LlamaIndex: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.