Prisma vs Langfuse

Prisma

Langfuse

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.

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.