vioscale
Comparison

Arize AI vs LlamaIndex

No leader: the top candidate Arize AI has only 0.32 confidence (low), below the 0.35 needed to declare a winner. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Arize AI full profile →LlamaIndex full profile →
Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Arize AI71
LlamaIndex66
Score
Vioscale score
Arize AI71 / 100low · 32%
LlamaIndex66 / 100high · 75%
Pricing
Free tier
Arize AI–
LlamaIndex✓
Model
Arize AIcommercial
LlamaIndexfreemium
Price level
Arize AI–
LlamaIndexmid
Starting price
Arize AI–
LlamaIndex$50
Transparent
Arize AI–
LlamaIndex✓
Integrations
Count
Arize AI25
LlamaIndex3
Security
Disclosure policy
Arize AI–
LlamaIndex✓
Gdpr
Arize AI✓
LlamaIndex✓
Hipaa
Arize AI✓
LlamaIndex✓
Iso27001
Arize AI✓
LlamaIndex–
Pci
Arize AI✓
LlamaIndex–
Soc2
Arize AI✓
LlamaIndex✓
Vulnerabilities
Reliability
Sla pct
Arize AI–
LlamaIndex99.9
Status page
Arize AI✓
LlamaIndex✓
Adoption
Dependent repos
Arize AI–
LlamaIndex0
Github stars
Arize AI–
LlamaIndex51,883
Package downloads weekly
Arize AI–
LlamaIndex1,685,400
Activity
Commits last 30d
Arize AI–
LlamaIndex32
Release
Cadence days
Arize AI–
LlamaIndex12
History
Arize AI–
LlamaIndex20 items
License
Spdx
Arize AI–
LlamaIndexMIT
Language
Primary
Arize AI–
LlamaIndexPython
Market
Availability

Capabilities

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

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

What each one is

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

Arize AI

An AI engineering platform that enables teams to observe agent behavior end-to-end, run evaluations at scale, and systematically improve agents through testing and experimentation, available as both a managed cloud service and self-hosted deployment.

Independently observed

LlamaIndex

LlamaParse is a cloud-based document parsing platform that uses vision language models and intelligent agents to automatically process complex documents—including PDFs, images, and office files—with support for layout detection, multi-modal content, and 80+ languages. It transforms document ingestion workflows with agentic extraction and indexing capabilities.

Independently observed

Pricing

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

Arize AI

Pricing not documented yet.

LlamaIndex

from $50/moHybridFree tier

Free tier with 10K monthly credits; pay-as-you-go starting at $50/month. Credit pricing: 1,000 credits = $1.25.

  • FreeFree
    • Basic parsing
    • Up to 130+ file formats
    • File upload only
    • Community support
  • Starter$50/month up to 400K credits
    • Multiple parse tiers (Cost Effective, Agentic, Agentic Plus)
    • Auto Mode smart tier routing
    • Advanced table and chart extraction
    • Structured JSON output
    • Extraction agents
    • +3 more
  • Pro$500/month up to 4M credits
    • All Starter features
    • Classification & splitting
    • Sheets (spreadsheet data extraction)
    • Agents Builder
    • External data sources
    • +3 more
  • EnterpriseContact sales
    • Volume discount 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
Arize AI✓
LlamaIndex✓
CLI
Arize AI✓
LlamaIndex✗
Deployment
Cloud / SaaS
Arize AI✓
LlamaIndex✓
Self-hosted
Arize AI✓
LlamaIndex✗
On-premise
Arize AI✓
LlamaIndex✗
Hybrid
Arize AI✗
LlamaIndex✓

Integrations

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

Arize AI

25 total
  • OpenAI
  • Anthropic
  • Azure OpenAI
  • AWS Bedrock
  • Vertex AI
  • Google GenAI
  • NVIDIA NIM
  • Gemini
  • OpenRouter
  • LiteLLM
  • Claude Code
  • Cursor
  • OpenCode
  • LangGraph
  • Vercel AI SDK
  • Mastra
  • CrewAI
  • LlamaIndex
  • DSPy
  • OpenAI Agents SDK
  • Claude Agent SDK
  • BigQuery
  • Databricks
  • Snowflake
  • +1 more
Independently observed

LlamaIndex

3 total
  • AWS
  • Microsoft Azure
  • GitHub
Independently observed

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