Linear vs LangSmith
The issue tracking tool built for modern software teams
vs. LLM observability, testing & evaluation — by LangChain
Pricing tiers
Linear
Free
$0. Unlimited members. 250 issues. Unlimited file uploads. 2 teams. Slack/GitHub integration.
Free
Basic
$8/user/mo annual ($10/mo monthly). Unlimited issues, 5 teams, admin roles, API access.
$8/mo
Business
$14/user/mo annual. Unlimited teams, Linear Insights, private teams, SSO (SAML, OIDC).
$14/mo
Enterprise
Custom. SAML, SCIM, audit logs, advanced security, HIPAA-eligible, dedicated CSM.
Custom
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
Free-tier quotas head-to-head
Comparing free on Linear vs developer on LangSmith.
| Metric | Linear | LangSmith |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
Linear · 16 features
- Asks — Slack → Linear issue from messages.
- Cycles — Auto-recurring sprints.
- Desktop App — Native macOS, Windows, Linux.
- Documents — Markdown-style shared docs.
- GitHub Sync — Auto-link PRs/commits to issues.
- GraphQL API — Full-featured public API.
- Initiatives — Multi-project strategic groupings.
- iOS + Android Apps — Native mobile clients.
- Issues — Fast CRUD + keyboard shortcuts.
- Labels + Custom Views — Filter + save views.
- Linear Insights — Built-in analytics.
- Parent + Subissues — Hierarchical task breakdown.
- Projects — Milestones + docs + updates.
- Roadmaps — Timeline view with dependencies.
- Triage — Inbox for unassigned issues.
- TypeScript SDK — @linear/sdk generated from GraphQL.
LangSmith · 14 features
- Alerts — Threshold alerts on latency, cost, eval metrics.
- Annotation Queues — Human-review workflows for trace quality rating.
- Custom Dashboards — Aggregate metrics dashboards per project/tag.
- Datasets — Collect examples → use as eval sets or training data.
- Evaluations — LLM-as-judge, embedding similarity, custom Python evaluators, offline batch eval…
- LangChain Integration — Auto-trace any LangChain/LangGraph run with env var.
- LangGraph Integration — First-class trace + eval for LangGraph agents.
- LLM Tracing — Automatic trace every LLM call + tool call + chain step.
- OpenTelemetry Export — Export traces as OTLP to Datadog/Honeycomb/etc.
- Playground — Test prompts + models inline before deploying.
- Prompt Canvas — Visual prompt editor with live test + eval.
- Prompt Hub — Public + private prompt library with versioning.
- Self-Hosted (Enterprise) — Docker + k8s deployment in your infra.
- Threads + Sessions — Group traces into conversational sessions.
Developer interfaces
| Kind | Linear | LangSmith |
|---|---|---|
| CLI | — | LangSmith CLI |
| SDK | @linear/sdk | langsmith-js, langsmith-python |
| REST | — | LangSmith REST API |
| GRAPHQL | Linear GraphQL API | — |
| MCP | Linear MCP | LangSmith MCP |
| OTHER | Linear Desktop App, Linear Webhooks, OAuth 2.0 | LangSmith Dashboard |
Staxly is an independent catalog of developer platforms. Some links to Linear and LangSmith may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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