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Software Development · head to head

Codacy vs LangSmith

Codacy logo

Codacy

Software Development

Automated code review platform for code quality and security scanning.

From
Free
Rated
-
Full reviewWebsite
LangSmith logo

LangSmith

Software Development

Know what your agents are really doing

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Codacy team plan is capped at 30 developers before Business pricing is required.; LangSmith usage-based pricing applies beyond included traces; LCU charges at $1.50/LCU and LSU at $1.00/LSU
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Codacy and LangSmith actually diverge.

Attributes where Codacy and LangSmith differ
AttributeCodacyLangSmith
Platformsweb, apiWeb

Identical on both: starting price (Free), pricing model (freemium), free tier (Yes), user rating (Not yet rated), category (Software Development).

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 Codacy

  • Automated code review
  • Security scanning
  • IDE plugin
  • Merge gates
  • Coverage reports
  • Jira and Slack integration

Only in LangSmith

Nothing recorded that Codacy does not also cover.

What people use each for

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

Codacy

  • Automating pull request code reviewnot LangSmith
  • Enforcing shared coding standards across teamsnot LangSmith
  • Scanning for secrets and vulnerable dependenciesnot LangSmith
  • Tracking test coverage over timenot LangSmith
  • Blocking merges that fail quality gatesnot LangSmith

LangSmith

  • Tracing agent execution step-by-step in productionnot Codacy
  • Detecting agent failures affecting latency and costnot Codacy
  • Monitoring token usage and latency percentilesnot Codacy
  • Clustering traces to identify failure modesnot Codacy
  • Self-hosting traces within VPC for data residencynot Codacy

Where each one falls short

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

Codacy

  • Team plan is capped at 30 developers before Business pricing is required.
  • Advanced security features like DAST and container scanning are Business-tier only.
  • Business plan pricing is not published and requires contacting sales.
  • Annual plans require 30 days' notice to modify or cancel before renewal.

LangSmith

  • Usage-based pricing applies beyond included traces; LCU charges at $1.50/LCU and LSU at $1.00/LSU
  • Free tier limited to 1 seat and 5,000 traces per month

Pricing, plan by plan

Codacy

Free
  • DeveloperFree
    • IDE plugin with real-time feedback
    • Security and quality scans
    • 38 languages supported
  • Team$18/month
    • Up to 30 developers
    • Up to 100 private repos, unlimited lines of code
    • AI Reviewer
  • Business$undefined/month
    • Unlimited private projects
    • Priority scan queue
    • DAST and container scanning

LangSmith

Free
  • DeveloperFree
    • 1 seat maximum
    • 5,000 base traces monthly
  • Plus$39/month
    • Unlimited seats
    • 10,000 base traces monthly
    • 1 free small serverless deployment
  • Enterprise$null/mo
    • Custom pricing
    • Self-hosted and hybrid options
    • Custom SSO, ABAC, RBAC

Which should you pick?

Choose Codacy if

  • You need automated code review.
  • You want to start without paying.
  • You work on web, api.
  • You also want security scanning.
Codacy review

Choose LangSmith if

  • You want to start without paying.
LangSmith review

Questions people ask

Is Codacy or LangSmith better?
Neither clearly leads. Codacy starts at Free and LangSmith at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Codacy or LangSmith?
Codacy starts at Free and LangSmith at Free.
Does Codacy or LangSmith run on more platforms?
Codacy runs on web, api. LangSmith runs on Web.
Can I use Codacy for free?
Both have a free tier, so you can try either at no cost before committing.
What is Codacy best used for?
Codacy is most often used for automating pull request code review, enforcing shared coding standards across teams, scanning for secrets and vulnerable dependencies, tracking test coverage over time. Of those, automating pull request code review and enforcing shared coding standards across teams are not what LangSmith is typically brought in for.
What can Codacy do that LangSmith cannot?
Codacy covers Automated code review, Security scanning, IDE plugin, Merge gates.

Answered from the vendors’ own pages

Codacy: What does Codacy cost?

The Developer plan is free forever; Team starts at $18/dev/month billed yearly (or $21 monthly); Business is custom-priced for enterprise requirements.

Source
LangSmith: What does LangSmith cost?

LangSmith Developer plan is free with up to 5,000 base traces monthly. Plus plan costs $39/month per seat with 10,000 base traces included. Enterprise pricing is custom.

Source
Codacy: Is there a free plan, and what are its limits?

Yes, the Developer plan is free forever for individuals, including IDE feedback, scan-as-you-type, and security and quality scans across 38 languages.

Source
LangSmith: How does LangSmith usage-based pricing work?

Beyond included traces, LangSmith charges $1.50 per LCU (LangChain Compute Unit) for computational work and $1.00 per LSU (LangChain Storage Unit) for data storage.

Source
Codacy: Can I try Codacy before paying?

Codacy offers a 14-day free trial with full platform access and no credit card required.

Source
LangSmith: Is there a free tier for LangSmith?

Yes, the Developer plan is free with limits on seat count (1 seat maximum) and trace volume (5,000 base traces per month).

Source
Codacy: What does it integrate with?

Codacy integrates with GitHub, Bitbucket, and GitLab for cloud-hosted scans, plus Jira and Slack for team notifications.

Source
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