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Langfuse vs Lilypad
Side-by-side comparison of features, pricing, and ratings
Pricing
Freemium
Free
Plans
$0/mo
$29/mo
$199/mo
$2499/mo
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Popularity
6.4k views
6.0k views
Skill Level
Intermediate
Intermediate
API Available
Platforms
WebAPI
WebAPI
Categories
⚙️ Developer Infrastructure
⚙️ Developer Infrastructure
Features
Hierarchical LLM traces with cost/latency filtering
LLM-as-a-judge evaluation and heuristic functions
One-click prompt deployment and rollback
Playground for side-by-side model/input testing
Experiments with test case comparison
Human annotation and golden dataset creation
Cost and latency dashboards with alerts
Monitors and alerts (Slack, webhooks, GitHub Actions)
Full-text search (Cloud rollout)
Code evaluators (Python/TypeScript)
Langfuse Assistant (natural-language queries)
Multi-modal datasets (images, audio, video, documents)
OpenTelemetry-native instrumentation
Python and TypeScript native SDKs
REST APIs and S3 blob storage export
OpenTelemetry-based distributed tracing
@ops.trace decorator for automatic function tracing
@ops.version decorator for function versioning
ops.session() context manager to group traces
ops.span() for explicit span creation
Automatic LLM call instrumentation
Context propagation across services
OTLP protocol support
Console exporter for development debugging
Configurable tracer provider
Batch span processing
Custom span attributes and events
Python-first API with type hints
Mirascope ecosystem integration
Open-source (MIT license)
Integrations
LangChain
Vercel AI SDK
LiteLLM
Pydantic AI
Google ADK
CrewAI
LiveKit
OpenAI
Anthropic
Amazon Bedrock
Azure OpenAI
Mistral AI
Google Gemini
xAI
Groq
Claude Code
OpenClaw
Dify
Langflow
OpenRouter
n8n
Spring AI
Cursor
PostHog
DSPy
Langfuse
Jaeger
Zipkin
Grafana Tempo
Datadog
OpenTelemetry Collector
Prometheus
Google Cloud Trace
Azure Monitor
AWS X-Ray