Langfuse vs Hoppscotch
Open-source LLM engineering platform — observability, prompts, evals
vs. Open-source web-based API development ecosystem — self-hostable + lightweight
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
Hoppscotch
Self-Hosted (OSS)
$0. MIT license. Full Hoppscotch Community Edition. Docker Compose deploy.
$0 base (usage-based)
Cloud Free
$0. Personal workspace, syncing, collections. No commercial use restrictions.
Free
Enterprise Cloud
Custom. SSO, audit logs, compliance, dedicated infra, SLA.
Custom
Free-tier quotas head-to-head
Comparing hobby on Langfuse vs oss-self-host on Hoppscotch.
| Metric | Langfuse | Hoppscotch |
|---|---|---|
| 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.
Hoppscotch · 18 features
- Auth Helpers — OAuth, JWT, Bearer, etc.
- Browser Extension — Proxy through extension.
- Code Generation — Generate curl, fetch, axios, etc.
- Collections — Grouped requests + hierarchy.
- Environments — Variables with inheritance.
- GraphQL Client — Query + schema explorer.
- hopp CLI — Run tests in CI.
- Hoppscotch MCP — MCP server for AI agents.
- MQTT — MQTT client.
- Pre-request Scripts — JS runs before each request.
- Progressive Web App — Install offline-capable PWA.
- Request History — Browser-local history.
- REST Client — HTTP request builder.
- Self-Host — Docker Compose.
- Server-Sent Events (SSE) — SSE stream.
- Socket.IO — Socket.IO client.
- Test Scripts — Assertions on responses.
- WebSocket — WS messages.
Developer interfaces
| Kind | Langfuse | Hoppscotch |
|---|---|---|
| CLI | — | hopp CLI |
| SDK | langfuse-js, langfuse-python | — |
| REST | Langfuse REST API | Hoppscotch Cloud API |
| MCP | Langfuse MCP Server | — |
| OTHER | Langfuse Dashboard, OpenTelemetry endpoint | Browser Extension, Hoppscotch Desktop, Hoppscotch Web, Self-Host (Docker) |
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