Langfuse vs Prisma
Open-source LLM engineering platform — observability, prompts, evals
vs. Next-gen ORM + serverless data platform (Postgres + Accelerate + Pulse)
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
Prisma
Prisma ORM (OSS)
$0. Apache-2.0. Unlimited self-hosted use with your own DB.
$0 base (usage-based)
Prisma Postgres — Free
$0. 100K queries/mo. 1GB storage. 3 DBs. Good for hobby/prototyping.
Free
Starter
$29/mo. 1M queries/mo. 10GB storage. Accelerate + Pulse included.
$29/mo
Pro
$99/mo. 5M queries/mo. 50GB storage. Priority + SLA.
$99/mo
Enterprise
Custom. HIPAA, SSO, dedicated, self-hosted Accelerate.
Custom
Free-tier quotas head-to-head
Comparing hobby on Langfuse vs starter on Prisma.
| Metric | Langfuse | Prisma |
|---|---|---|
| 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.
Prisma · 13 features
- Client Extensions — Extend the client with middleware.
- Edge Runtime — Runs on Vercel/CF edge via Accelerate.
- End-to-end Type Safety — Types flow from schema to client.
- Prisma Accelerate — Global connection pool + query cache.
- Prisma Migrate — Schema migrations.
- Prisma Optimize — AI-driven query recommendations.
- Prisma ORM — OSS ORM for Node/TS.
- Prisma Postgres — Serverless Postgres built on Accelerate.
- Prisma Pulse — Database CDC streaming.
- Prisma Studio — GUI to browse + edit DB.
- Raw SQL + typedSql — Escape hatch for raw queries with types.
- Relation Querying — Nested include / select.
- Zero Cold Start Pool — Accelerate keeps a warm pool for serverless.
Developer interfaces
| Kind | Langfuse | Prisma |
|---|---|---|
| CLI | — | prisma CLI |
| SDK | langfuse-js, langfuse-python | @prisma/client |
| REST | Langfuse REST API | — |
| MCP | Langfuse MCP Server | — |
| OTHER | Langfuse Dashboard, OpenTelemetry endpoint | Prisma Accelerate, Prisma Data Platform, Prisma Optimize, Prisma Postgres, Prisma Pulse (CDC) |
Staxly is an independent catalog of developer platforms. Outbound links to Langfuse and Prisma are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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