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AI21 Labs vs Microsoft Defender for Endpoint

AI21 Labs logo

AI21 Labs

AI Tools

Enterprise language AI solutions

From
Free
Rated
-
Full reviewWebsite
Microsoft Defender for Endpoint logo

Microsoft Defender for Endpoint

Security & Cybersecurity

Enterprise endpoint security built into Microsoft 365

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only AI21 Labs has a free tier, so it costs nothing to try first.
  • Each has a real cost: AI21 Labs the free allowance is $10 of credit lasting 7 days rather than an ongoing free tier; Microsoft Defender for Endpoint pricing not published on public websites; quote required from Microsoft sales
  • They diverge on capability: AI21 Labs covers Jamba models, Microsoft Defender for Endpoint covers Threat & vulnerability management.

Where they differ

Only the attributes on which AI21 Labs and Microsoft Defender for Endpoint actually diverge.

Attributes where AI21 Labs and Microsoft Defender for Endpoint differ
AttributeAI21 LabsMicrosoft Defender for Endpoint
Starting priceFreeOn request
Pricing modelusage-basedquote
Free tierYesNo
PlatformsApi, CloudWindows, macOS, Linux, iOS, Android
CategoryAI ToolsSecurity & Cybersecurity
Founded20171975

Identical on both: 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 AI21 Labs

  • Jamba models
  • Long context
  • RAG engine
  • Writing tools
  • REST API
  • Amazon Bedrock
  • Cloud platforms
  • Api support

Only in Microsoft Defender for Endpoint

  • Threat & vulnerability management
  • Attack surface reduction
  • Next-gen protection
  • EDR
  • Auto investigation
  • Microsoft Threat Experts
  • Threat analytics
  • Secure score

What people use each for

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

AI21 Labs

  • Running long-context tasks on the Jamba model familynot Microsoft Defender for Endpoint
  • Building and optimising production AI agents with Maestronot Microsoft Defender for Endpoint
  • Routing between models to control cost and accuracynot Microsoft Defender for Endpoint
  • Long-horizon agentic tasks needing stateful workspacesnot Microsoft Defender for Endpoint

Microsoft Defender for Endpoint

  • Enterprise endpoint security across Windows, macOS, Linux, Android, and iOS via Plans 1 or 2not AI21 Labs
  • Small and medium-sized businesses using Microsoft Defender for Business as alternativenot AI21 Labs
  • Organisations using Microsoft 365 E5 which includes Defender for Endpoint Plan 2not AI21 Labs

Where each one falls short

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

AI21 Labs

  • The free allowance is $10 of credit lasting 7 days rather than an ongoing free tier
  • Jamba Large is $2 per million input tokens and $8 per million output, so output-heavy work costs four times as much as input
  • Volume discounts, private cloud hosting and higher rate limits require a custom plan
  • Standard rate limits are not published

Microsoft Defender for Endpoint

  • Pricing not published on public websites; quote required from Microsoft sales
  • Defender for Endpoint Plan 1 and Plan 2 do not include server licenses; additional licensing required for server protection
  • Specific feature differences between Plan 1 and Plan 2 require consulting Microsoft documentation

Pricing, plan by plan

AI21 Labs

Free
  • Free TrialFree
    • Limited usage
    • API access
  • Jamba$0.2/per-million-input-tokens
    • 256K context
    • Hybrid architecture

Microsoft Defender for Endpoint

On request

No published plan breakdown. See the Microsoft Defender for Endpoint review.

Which should you pick?

Choose AI21 Labs if

  • You need jamba models.
  • You want to start without paying.
  • You work on Api, Cloud.
  • You also want long context.
AI21 Labs review

Choose Microsoft Defender for Endpoint if

  • You need threat & vulnerability management.
  • You work on Windows, macOS, Linux, iOS, Android.
  • You also want attack surface reduction.
Microsoft Defender for Endpoint review

Questions people ask

Is AI21 Labs or Microsoft Defender for Endpoint better?
Neither clearly leads. AI21 Labs starts at Free and Microsoft Defender for Endpoint at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, AI21 Labs or Microsoft Defender for Endpoint?
AI21 Labs has a free tier; the other does not. Paid plans start at Free for AI21 Labs and On request for Microsoft Defender for Endpoint.
Does AI21 Labs or Microsoft Defender for Endpoint run on more platforms?
AI21 Labs runs on Api, Cloud. Microsoft Defender for Endpoint runs on Windows, macOS, Linux, iOS, Android.
Can I use AI21 Labs for free?
Yes. AI21 Labs has a free tier, so you can try it without paying. Microsoft Defender for Endpoint starts at On request.
What is AI21 Labs best used for?
AI21 Labs is most often used for running long-context tasks on the jamba model family, building and optimising production ai agents with maestro, routing between models to control cost and accuracy, long-horizon agentic tasks needing stateful workspaces. Of those, running long-context tasks on the jamba model family and building and optimising production ai agents with maestro are not what Microsoft Defender for Endpoint is typically brought in for.
What can AI21 Labs do that Microsoft Defender for Endpoint cannot?
AI21 Labs covers Jamba models, Long context, RAG engine, Writing tools. Microsoft Defender for Endpoint covers Threat & vulnerability management, Attack surface reduction, Next-gen protection, EDR.
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