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Developer decisionEnterprise evaluation

LangChain vs LlamaIndex

Enterprise evaluation of LangChain and LlamaIndex across security, compliance, reliability, procurement evidence, adoption, and market movement.

Decision brief

Best overall

LangChain

Best combined signal across API availability, docs, adoption, reviews, and ecosystem proof.

Best OSS/self-hosted

LangChain

Start here when local control, inspectability, or self-hosting matters.

Best managed/production

LangChain

Strongest shortlist signal for API availability, docs, and operational maturity.

Decision notes

Adoption proof: LangChain

Reviews: No developer reviews yet

Enterprise evidence matrix
LangChain logo

LangChain

RAG Frameworks

Pricing
Open source
Open source
Yes
API
Available
Rating
No reviews
GitHub
Repo linked

Sponsored perks may appear below, but comparison order, evidence, and decision guidance are not bought placements. Decisions weigh verified usage, public product evidence, projects, saves, comparisons, and buyer requirements. Buyer shortlists stay private unless contact is requested.

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Build better AI stacks, claim useful opportunities, and give AI infrastructure companies a source-labeled adoption readout they can trust.

For buildersFor enterprises

Product

  • For builders
  • Category rankings
  • Startup credits and perks
  • Agent Skills
  • Platform
  • Submit project, tool, product, or perk

Enterprise

  • Start free company workspace

Community

  • Community
  • Newsletter
  • Events
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  • Security
  • Data Processing
  • Status

Repo stars: No public repo-star evidence yet

Check before choosing

LangChain has no developer reviews yet.LlamaIndex has no developer reviews yet.LlamaIndex has no public adoption proof yet.

Evidence links

LangChain docsLangChain repoLlamaIndex docsLlamaIndex repo

Missing evidence and weekly return

LangChain: benchmark dataLlamaIndex: verified adoptionLlamaIndex: benchmark data

Save this comparison to watch rank movement, new alternatives, docs changes, examples, and benchmark updates.

Adoption
5 adoptions
Benchmark
No benchmark data
Commercial model
Inferred

Open source profile signal; exact enterprise terms need buyer review.

Source
Reliability
Missing

No status page, uptime, or SLA evidence attached

Security/compliance
Missing

No security, trust, or compliance source attached

Integration fit
Source linked

API available with docs/profile signal

Source
Adoption proof
Verified

5 verified adoption signals

LlamaIndex logo

LlamaIndex

RAG Frameworks

Pricing
Open source
Open source
Yes
API
Available
Rating
No reviews
GitHub
Repo linked
Adoption
Public evidence pending
Benchmark
No benchmark data
Commercial model
Inferred

Open source profile signal; exact enterprise terms need buyer review.

Source
Reliability
Missing

No status page, uptime, or SLA evidence attached

Security/compliance
Missing

No security, trust, or compliance source attached

Integration fit
Source linked

API available with docs/profile signal

Source
Adoption proof
Inferred

Public saves/reviews indicate evaluator interest

Feature
LangChain logoLangChain
LlamaIndex logoLlamaIndex
CategoryRAG FrameworksRAG Frameworks
PricingOpen sourceOpen source
Open source
API available
RatingNo reviewsNo reviews
GitHub starsRepo linkedRepo linked
Adoption
5 adoptions
Public evidence pending
BenchmarkNo benchmark dataNo benchmark data
Commercial model
Inferred

Open source profile signal; exact enterprise terms need buyer review.

Source
Inferred

Open source profile signal; exact enterprise terms need buyer review.

Source
Reliability
Missing

No status page, uptime, or SLA evidence attached

Missing

No status page, uptime, or SLA evidence attached

Security/compliance
Missing

No security, trust, or compliance source attached

Missing

No security, trust, or compliance source attached

Integration fit
Source linked

API available with docs/profile signal

Source
Source linked

API available with docs/profile signal

Source
Adoption proof
Verified

5 verified adoption signals

Inferred

Public saves/reviews indicate evaluator interest