Staxly

LangSmith vs Stripe

LLM observability, testing & evaluation — by LangChain
vs. Payments, subscriptions, fraud protection, and financial infrastructure

LangSmith websiteStripe website

Pricing tiers

LangSmith

Developer (Free)
Free forever. 5,000 traces/month. 14-day retention. 1 seat. Basic evaluations.
Free
Plus
$39/seat/month. 10k base traces included ($2.50 per 1k overage). Full evaluations, custom dashboards, email support.
$39/mo
Enterprise
Custom. Self-host option, SSO, custom retention, dedicated support.
Custom
LangSmith website

Stripe

Payments (Pay-as-you-go)
Default pricing: 2.9% + 30¢ per domestic card transaction. No setup/monthly fees.
$0 base (usage-based)
Billing (Pay-as-you-go)
0.7% of billing volume (on top of payment fees). Stripe-hosted subscription + invoice management.
$0 base (usage-based)
Billing (Monthly plan)
Starting $620/month with 1-year contract. Discount on high volumes.
$620/mo
Enterprise / Custom
Volume discounts + IC+ pricing (interchange-plus) available at scale.
Custom
Stripe website

Free-tier quotas head-to-head

Comparing developer on LangSmith vs payments-payg on Stripe.

MetricLangSmithStripe
No overlapping quota metrics for these tiers.

Features

LangSmith · 14 features

  • AlertsThreshold alerts on latency, cost, eval metrics.
  • Annotation QueuesHuman-review workflows for trace quality rating.
  • Custom DashboardsAggregate metrics dashboards per project/tag.
  • DatasetsCollect examples → use as eval sets or training data.
  • EvaluationsLLM-as-judge, embedding similarity, custom Python evaluators, offline batch eval
  • LangChain IntegrationAuto-trace any LangChain/LangGraph run with env var.
  • LangGraph IntegrationFirst-class trace + eval for LangGraph agents.
  • LLM TracingAutomatic trace every LLM call + tool call + chain step.
  • OpenTelemetry ExportExport traces as OTLP to Datadog/Honeycomb/etc.
  • PlaygroundTest prompts + models inline before deploying.
  • Prompt CanvasVisual prompt editor with live test + eval.
  • Prompt HubPublic + private prompt library with versioning.
  • Self-Hosted (Enterprise)Docker + k8s deployment in your infra.
  • Threads + SessionsGroup traces into conversational sessions.

Stripe · 17 features

  • AtlasIncorporate a US Delaware C-Corp in minutes.
  • Billing (Subscriptions)Recurring invoices, trials, proration, metered billing, tax-included.
  • ClimateRoute % of revenue to carbon removal.
  • ConnectMulti-party payments for marketplaces/platforms. Express, Custom, Standard accou
  • Data PipelineNightly sync of Stripe data to your warehouse (Snowflake, Redshift, BigQuery, S3
  • IdentityDocument + selfie verification for KYC.
  • InvoicingOne-off invoices with hosted pages + reminders.
  • IssuingIssue virtual/physical cards programmatically.
  • PaymentsCore card + wallet (Apple Pay, Google Pay, Link) + bank payment processing.
  • Radar (Fraud)ML-based fraud detection. Teams tier for custom rules.
  • SigmaSQL analytics over your Stripe data.
  • Stripe CheckoutHosted prebuilt checkout page. Zero UI work.
  • Stripe ElementsPre-styled UI components for custom checkout flows.
  • Stripe TaxAuto-calc sales tax, VAT, GST across jurisdictions + reporting.
  • Terminal (In-Person)Card readers + SDKs for POS and mobile payments.
  • TreasuryEmbedded banking — accounts, ACH, issuing cards via platform.
  • WebhooksEvent notifications for all resource changes. Signed with webhook secret.

Developer interfaces

KindLangSmithStripe
CLILangSmith CLIStripe CLI
SDKlangsmith-js, langsmith-pythonstripe-dotnet, stripe-go, stripe-java, stripe-js (client), stripe-node, stripe-php, stripe-python, @stripe/react-stripe-js, stripe-ruby
RESTLangSmith REST APIStripe REST API
MCPLangSmith MCPStripe MCP
OTHERLangSmith DashboardWebhook Events
Staxly is an independent catalog of developer platforms. Outbound links to LangSmith and Stripe are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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