LangGraph vs LlamaIndex
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
LangGraph is the stronger AI pick in AI Agents: it has a visibility score of 24.4 versus 2.2 for LlamaIndex, and ranks ahead in 100% of the answers that name both.
Choose LangGraph if…
- You want the brand AI engines rank higher (24.4 vs 2.2)
- AI answers describe it more positively (44% vs 20% positive)
- You need a self-hosted or on-premises option
- You need ISO 27001:2022 coverage
Choose LlamaIndex if…
- Premier choice for RAG-centric agents
- Named as a popular agent development framework
AI visibility side by side
Latest weekly run · Nov 3
| Metric | LangGraph | LlamaIndex |
|---|---|---|
| Visibility score | 24.4% | 2.2% |
| Change vs last week | New | New |
| Rank in AI Agents | #4 | #41 |
| Share of voice | 5.3% | 0.8% |
| Mentions this run | 33 | 5 |
| Positive in AI answers | 44% | 20% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
LangGraph 0pp · LlamaIndex 0pp over 0 weekly runs.
Engine by engine
LangGraph leads on 3 of 3 engines
Head to head in AI answers
4 engine answers name both brands
| Prompt | Engine | LangGraph | LlamaIndex |
|---|---|---|---|
| How do companies build and deploy AI agents that automate work without a dedicated tool? | ChatGPT | #7 | #8 |
| How do companies build and deploy AI agents that automate work without a dedicated tool? | AI Mode | #3 | #4 |
| What are the best AI Agents tools in 2026? | AI Mode | #1 | #7 |
| Compare the leading AI Agents platforms | AI Mode | #1 | #5 |
Features, pricing & fit
| Dimension | LangGraph | LlamaIndex |
|---|---|---|
| Pricing model | — | Usage-based |
| Entry price | — | Free; paid from $50 / mo |
| Free plan | — | Yes |
| Deployment | SaaS in US and EU regions, plus self-hosted and hybrid options available on Enterprise only. | LlamaParse runs as SaaS on a secure cloud tenant, or can be deployed in a customer's private VPC across cloud providers. |
| Compliance | SOC 2 Type II, ISO 27001:2022, GDPR, HIPAA | SOC 2 Type II, GDPR, HIPAA |
| Support | — | Community, Basic (email), Priority (Slack Connect), Dedicated |
| Headquarters | San Francisco | San Francisco, California, United States |
| Employees | — | 11–50 |
| Funding | Series B | Strategic minority equity investments (Databricks, KPMG) · $28M raised |
| Best for | Teams building long-running, stateful AI agents. | Teams in document-heavy industries such as finance, insurance, healthcare and manufacturing that need accurate parsing of complex tables, charts and scanned pages. |
Plans side by side
LangGraph
Pricing not available.
Pros and cons
Themes from the AI answers that mention each brand
LangGraph
- Production standard for stateful, multi-agent workflows
- Strong engineering control for complex, cyclical agent logic
- Widely adopted open-source developer framework
- Best choice for autonomous AI agents
- Heavy developer framework that requires coding effort
LlamaIndex
- Premier choice for RAG-centric agents
- Named as a popular agent development framework
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “LangGraph vs LlamaIndex”, https://slateindex.ai/compare/langgraph-vs-llamaindex, data of Nov 3, 2026. Licence: CC BY 4.0.