Softwr

Software Development · head to head

LangSmith vs Val Town

LangSmith logo

LangSmith

Software Development

Know what your agents are really doing

From
Free
Rated
-
Full reviewWebsite
Val Town logo

Val Town

Software Development

The deployment platform for internal tools

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: LangSmith usage-based pricing applies beyond included traces; LCU charges at $1.50/LCU and LSU at $1.00/LSU; Val Town the free tier limits scheduled crons to 15 minute intervals and functions to a 1 minute wall clock time per run; only the $21 per month Pro tier reduces the cron interval to 1 minute, as of August 2026.
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which LangSmith and Val Town actually diverge.

Attributes where LangSmith and Val Town differ
AttributeLangSmithVal Town

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

What people use each for

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

LangSmith

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

Val Town

  • Alert systems - Send Slack notifications when significant deals closenot LangSmith
  • Webhook handling - Receive and process webhooks with instant deploymentnot LangSmith
  • Scheduled automation - Run crons and automated tasks on a set schedulenot LangSmith
  • Quick experiments - Build and host prototype projects instantlynot LangSmith
  • API development - Create and deploy APIs without infrastructure setupnot LangSmith

Where each one falls short

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

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

Val Town

  • The free tier limits scheduled crons to 15 minute intervals and functions to a 1 minute wall clock time per run; only the $21 per month Pro tier reduces the cron interval to 1 minute, as of August 2026.

Pricing, plan by plan

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

Val Town

Free
  • FreeFree
    • Unlimited public vals
    • 100,000 runs per day
    • 15-minute cron intervals
  • Pro$21/month
    • $10 monthly AI credits
    • 1-minute cron intervals
    • 2,000 private vals
  • Business$167/month
    • All Pro features
    • $100 AI credits
    • Unlimited custom domains
  • Enterprise$null/custom
    • Flexible AI credits
    • No core feature limits
    • Log export

Which should you pick?

Choose LangSmith if

  • You want to start without paying.
LangSmith review

Choose Val Town if

  • You want to start without paying.
Val Town review

Questions people ask

Is LangSmith or Val Town better?
Neither clearly leads. LangSmith starts at Free and Val Town at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, LangSmith or Val Town?
LangSmith starts at Free and Val Town at Free.
Does LangSmith or Val Town run on more platforms?
Both run on Web, so platform support will not decide this one for you.
Can I use LangSmith for free?
Both have a free tier, so you can try either at no cost before committing.
What is LangSmith best used for?
LangSmith is most often used for tracing agent execution step-by-step in production, detecting agent failures affecting latency and cost, monitoring token usage and latency percentiles, clustering traces to identify failure modes. Of those, tracing agent execution step-by-step in production and detecting agent failures affecting latency and cost are not what Val Town is typically brought in for.

Answered from the vendors’ own pages

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
Val Town: How much does Val Town cost?

Val Town offers a free tier with 100,000 runs per day. Pro costs $21 per month with 1 million runs daily. Business starts at $167 per month with 5 million daily runs. Enterprise plans with custom pricing are available for advanced needs.

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
Val Town: Is there a free plan?

Yes. The free tier includes unlimited public vals, 100,000 runs per day, 15-minute cron intervals, and 3-day log retention with no payment 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
Val Town: What's the difference between Pro and Business plans?

Pro includes $10 monthly AI credits, 1-minute cron intervals, 2,000 private vals, and 1 million runs per day at $21/month. Business adds $100 AI credits, unlimited custom domains, 5 million daily runs, and team accounts for $167/month.

Source
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