LangSmith vs Zapier
LLM observability, testing & evaluation — by LangChain
vs. The OG automation platform — 8,000+ app integrations + Zapier Copilot AI
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
Zapier
Free
100 tasks/month. Two-step Zaps. Zapier Copilot with daily limits. Unlimited Zaps, Tables, Interfaces.
Free
Professional
$19.99/month annual. Multi-step Zaps. Unlimited premium apps. Webhooks. Email + chat support. AI fields.
$20/mo
Team
$69/month annual. 25 users. Shared Zaps/folders. Shared connections. SAML SSO. Premier support.
$69/mo
Enterprise
Custom. Unlimited users, advanced admin, VPC peering, observability, TAM.
Custom
Free-tier quotas head-to-head
Comparing developer on LangSmith vs free on Zapier.
| Metric | LangSmith | Zapier |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
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.
Zapier · 18 features
- AI Actions — LLM-powered actions inside Zaps (summarize, extract, classify).
- Chatbots — AI chatbots that trigger Zaps.
- Code by Zapier — Run JS or Python inside a Zap step.
- Delays — Schedule step execution.
- Filters — Condition-based step skipping.
- Formatter — Data transforms (date, text, number, utilities).
- Paths — If/else branching inside Zaps.
- Premier Support — Team+ chat + email priority.
- SAML SSO — Team+ SAML authentication.
- Storage by Zapier — Simple key-value store across Zaps.
- Webhooks by Zapier — Custom HTTP triggers + actions.
- Zapier Agents — Autonomous AI agents with 8k+ app access.
- Zapier Canvas — Visual workflow diagrams for planning.
- Zapier Copilot — Build Zaps from natural-language description.
- Zapier Interfaces — No-code forms + pages + chatbots from Zaps.
- Zapier MCP — Bring 8k+ Zapier integrations to Claude + other MCP clients.
- Zapier Tables — No-code DB integrated with Zaps.
- Zaps (workflows) — Multi-step automations across apps.
Developer interfaces
| Kind | LangSmith | Zapier |
|---|---|---|
| CLI | LangSmith CLI | Zapier Platform CLI |
| SDK | langsmith-js, langsmith-python | — |
| REST | LangSmith REST API | Zapier Platform API |
| MCP | LangSmith MCP | Zapier MCP |
| OTHER | LangSmith Dashboard | Webhooks by Zapier, Zapier Web App |
Staxly is an independent catalog of developer platforms. Outbound links to LangSmith and Zapier are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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