Langfuse vs Chakra UI
Open-source LLM engineering platform — observability, prompts, evals
vs. Simple, modular, and accessible React component library
Pricing tiers
Langfuse
Hobby (Cloud Free)
Free. 50k units/month included. 30 days data access. 2 users. Community support.
Free
Self-Hosted (OSS)
MIT-licensed. Docker Compose or Kubernetes deployment. Unlimited.
$0 base (usage-based)
Core
$29/month. 100k units included ($8 per 100k overage). 90 days retention. Unlimited users. In-app support.
$29/mo
Pro
$199/month. 100k units included + same overage. 3 YEARS retention. Unlimited annotation queues. High rate limits.
$199/mo
Teams Add-on
+$300/month. Adds Enterprise SSO + fine-grained RBAC + dedicated Slack support to Pro.
$300/mo
Enterprise
$2,499/month. Everything + custom rate limits, uptime SLA, dedicated support engineer. Yearly options.
$2499/mo
Chakra UI
OSS (MIT)
$0. MIT license. All core components free forever.
$0 base (usage-based)
Chakra UI Pro
$149 one-time. 380+ pre-built Pro components (figma + code). For commercial projects.
$149/mo
Pro Team
$449 one-time. Pro components + team license (10 devs).
$449/mo
Free-tier quotas head-to-head
Comparing hobby on Langfuse vs oss on Chakra UI.
| Metric | Langfuse | Chakra UI |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
Langfuse · 16 features
- Annotation Queues — Human reviewers rate traces. Unlimited on Pro+.
- Dashboards — Aggregate metrics, cost, quality across projects.
- Datasets — Curate test sets from production traces. Run experiments.
- EU Cloud Region — GDPR-compliant hosting in EU.
- Evaluations — LLM-as-judge, manual scores, custom model-graded evaluators.
- LLM Cost Tracking — Automatic cost calculation per provider/model.
- OpenTelemetry Native — OTel SDK → Langfuse endpoint works out of box.
- Playground — Test prompts + models + variables live.
- Prompt Management — Version, tag, label prompts. Reference from code by label.
- Public API — Full REST API for ingest, query, prompt management.
- Python @observe decorator — One-line decorator to trace any function.
- Self-Hosting — Docker Compose + k8s Helm chart.
- Sessions — Group related traces (conversations, agent runs).
- Tracing — Capture every LLM call, tool call, nested span with inputs/outputs/cost.
- Users Tracking — Segment traces by user ID, track per-user cost.
- Webhooks — Subscribe to trace completion events.
Chakra UI · 15 features
- 70+ Components — Button, Input, Modal, Menu, Table, etc.
- Accessibility — WAI-ARIA compliant.
- Animations — Framer Motion under the hood.
- Ark UI (v3) — Headless primitives layer.
- Chakra UI Pro — Paid premium components library.
- Dark Mode — Built-in color mode.
- Data Display — Table, Card, List, Stat, Tag.
- Figma Library — Matching design file (Pro).
- Form Components — Input, Select, Checkbox, Slider.
- Layout Components — Box, Flex, Grid, Stack, Wrap.
- Overlays — Modal, Drawer, Popover, Tooltip.
- Panda CSS (v3) — Build-time atomic CSS engine.
- Recipes (v3) — Variant-based component styling.
- Responsive Props — Object/array syntax.
- Theme Tokens — Colors, spacing, typography as tokens.
Developer interfaces
| Kind | Langfuse | Chakra UI |
|---|---|---|
| CLI | — | @chakra-ui/cli |
| SDK | langfuse-js, langfuse-python | @chakra-ui/react |
| REST | Langfuse REST API | — |
| MCP | Langfuse MCP Server | — |
| OTHER | Langfuse Dashboard, OpenTelemetry endpoint | Chakra UI Docs, Chakra UI Figma, Chakra UI Pro |
Staxly is an independent catalog of developer platforms. Some links to Langfuse and Chakra UI 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.
Want this comparison in your AI agent's context? Install the free Staxly MCP server.