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Cybersecurity · head to head

Infisical vs LangChain

Infisical logo

Infisical

Cybersecurity

Security infrastructure for developers and AI agents

From
Free
Rated
-
Full reviewWebsite
LangChain logo

LangChain

Machine Learning

Build applications with LLMs through composability

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Infisical free tier limited to 5 identities, suitable only for small teams or evaluation; LangChain the free Developer plan of LangSmith is limited to 1 seat
  • They diverge on capability: Infisical covers Secrets management, LangChain covers Chains and agents.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Infisical and LangChain actually diverge.

Attributes where Infisical and LangChain differ
AttributeInfisicalLangChain
Pricing modelUnknownfreemium
PlatformsWeb, CLI, Cloud, Self-HostedLinux, Mac, Windows
CategoryCybersecurityMachine Learning
FoundedUnknown2022

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Infisical

  • Secrets management
  • Certificate management
  • Privileged access management
  • Secret versioning
  • Dynamic secrets
  • SAML SSO
  • Open-source core
  • Secrets scanning

Only in LangChain

  • Chains and agents
  • Retrieval-augmented generation
  • Memory management
  • Tool integration
  • Prompt templates
  • OpenAI
  • Anthropic
  • Hugging Face

What people use each for

The jobs each tool is most often brought in to do.

Infisical

  • Managing secrets across Kubernetes clustersnot LangChain
  • Automating certificate lifecycle for internal PKInot LangChain
  • Providing privileged database access with audit trailsnot LangChain
  • Securing credentials for AI agents at runtimenot LangChain

LangChain

  • Building LLM applications and agents in Python or JavaScriptnot Infisical
  • Tracing and debugging LLM chains and agent runsnot Infisical
  • Evaluating prompt and model changes against datasetsnot Infisical

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Infisical

  • Free tier limited to 5 identities, suitable only for small teams or evaluation
  • Pricing tiers are per-identity, which scales costs with team size
  • Certificate management requires Enterprise plan for advanced features like wildcards
  • Privileged access tier is separate billing from secrets management

LangChain

  • The free Developer plan of LangSmith is limited to 1 seat
  • Base traces are retained for 14 days only; 400 day retention costs extra
  • Included traces are capped at 5,000 per month on Developer and 10,000 per month on Plus, with everything beyond billed pay as you go
  • Self hosted and hybrid deployment of LangSmith is Enterprise only
  • Custom SSO, RBAC and ABAC are Enterprise only
  • A support SLA is Enterprise only
  • Enterprise pricing is by quote with no published rate

Pricing, plan by plan

Infisical

Free
  • FreeFree
    • 5 identities
    • Unlimited projects
    • 3 environments
  • Pro - Secrets$20/month
    • Per-identity pricing
    • Unlimited identities
    • SAML SSO
  • Pro - Secrets (Annual)$20/year
    • Annual discount available
    • Unlimited identities
    • SAML SSO
  • Advanced - Secrets$40/month
    • Per-identity pricing
    • Dynamic secrets
    • Gateways

LangChain

Free
  • Open SourceFree
    • Full framework
    • Community support
  • LangSmith$39/month
    • Debugging
    • Monitoring
    • Testing

Which should you pick?

Choose Infisical if

  • You need secrets management.
  • You want to start without paying.
  • You work on Web, CLI, Cloud, Self-Hosted.
  • You also want certificate management.
Infisical review

Choose LangChain if

  • You need chains and agents.
  • You want to start without paying.
  • You work on Linux, Mac, Windows.
  • You also want retrieval-augmented generation.
LangChain review

Questions people ask

Is Infisical or LangChain better?
Neither clearly leads. Infisical starts at Free and LangChain at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Infisical or LangChain?
Infisical starts at Free and LangChain at Free.
Does Infisical or LangChain run on more platforms?
Infisical runs on Web, CLI, Cloud, Self-Hosted. LangChain runs on Linux, Mac, Windows.
Can I use Infisical for free?
Both have a free tier, so you can try either at no cost before committing.
What is Infisical best used for?
Infisical is most often used for managing secrets across kubernetes clusters, automating certificate lifecycle for internal pki, providing privileged database access with audit trails, securing credentials for ai agents at runtime. Of those, managing secrets across kubernetes clusters and automating certificate lifecycle for internal pki are not what LangChain is typically brought in for.
What can Infisical do that LangChain cannot?
Infisical covers Secrets management, Certificate management, Privileged access management, Secret versioning. LangChain covers Chains and agents, Retrieval-augmented generation, Memory management, Tool integration.

Answered from the vendors’ own pages

Infisical: How is pricing calculated for Secrets Management?

Pricing is per-identity per month. Free tier includes 5 identities. Pro tier is $20/identity/month, Advanced is $40/identity/month. All pricing in USD.

Source
LangChain: Does LangChain charge for its services?

LangChain's main website does not display pricing. However, LangSmith (a related platform) offers both free and paid plans. Visit the dedicated pricing page or contact LangChain for details.

Source
Infisical: Can I self-host Infisical?

Yes, Infisical's core is open-source under the MIT license and can be self-hosted. The managed cloud service is also available with additional features.

Source
LangChain: How can I learn about LangChain pricing?

Click on the Pricing link in navigation or use the Try LangSmith or Get a demo options to explore pricing for LangChain's commercial offerings.

Source
Infisical: What is included in the Enterprise plan?

Enterprise plan includes SCIM, LDAP, approval workflows, external KMS/HSM support, and 99.99% SLA. Pricing is custom and determined by annual commitment.

Source
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