# Langfuse > Langfuse is an **open-source LLM engineering platform** ([GitHub](https://github.com/langfuse/langfuse)) that helps teams collaboratively debug, analyze, and iterate on their LLM applications. All platform features are natively integrated to accelerate the development workflow. ## Langfuse Docs MCP Server Connect to the Langfuse Docs MCP server to access documentation directly in your AI editor: - **Endpoint**: `https://langfuse.com/api/mcp` - **Transport**: `streamableHttp` - **Documentation**: [Langfuse Docs MCP Server](https://langfuse.com/docs/docs-mcp) The MCP server provides tools to search Langfuse documentation, GitHub issues, and discussions. See the [installation guide](https://langfuse.com/docs/docs-mcp) for setup instructions in Cursor, VS Code, Claude Desktop, and other MCP clients. ## Docs - [Docs](https://langfuse.com/docs.md) - [Audit Logs](https://langfuse.com/docs/administration/audit-logs.md) - [Authentication And Sso](https://langfuse.com/docs/administration/authentication-and-sso.md) - [Billable Units](https://langfuse.com/docs/administration/billable-units.md) - [Data Deletion](https://langfuse.com/docs/administration/data-deletion.md) - [Data Retention](https://langfuse.com/docs/administration/data-retention.md) - [Llm Connection](https://langfuse.com/docs/administration/llm-connection.md) - [Rbac](https://langfuse.com/docs/administration/rbac.md) - [Scim And Org Api](https://langfuse.com/docs/administration/scim-and-org-api.md) - [Spend Alerts](https://langfuse.com/docs/administration/spend-alerts.md) - [Troubleshooting And Faq](https://langfuse.com/docs/administration/troubleshooting-and-faq.md) - [Cli](https://langfuse.com/docs/api-and-data-platform/features/cli.md) - [Export From Ui](https://langfuse.com/docs/api-and-data-platform/features/export-from-ui.md) - [Export To Blob Storage](https://langfuse.com/docs/api-and-data-platform/features/export-to-blob-storage.md) - [Mcp Server](https://langfuse.com/docs/api-and-data-platform/features/mcp-server.md) - [Observations Api](https://langfuse.com/docs/api-and-data-platform/features/observations-api.md) - [Public Api](https://langfuse.com/docs/api-and-data-platform/features/public-api.md) - [Query Via Sdk](https://langfuse.com/docs/api-and-data-platform/features/query-via-sdk.md) - [Overview](https://langfuse.com/docs/api-and-data-platform/overview.md) - [Ask Ai](https://langfuse.com/docs/ask-ai.md) - [Demo](https://langfuse.com/docs/demo.md) - [Docs Mcp](https://langfuse.com/docs/docs-mcp.md) - [Core Concepts](https://langfuse.com/docs/evaluation/core-concepts.md) - [Annotation Queues](https://langfuse.com/docs/evaluation/evaluation-methods/annotation-queues.md) - [Llm As A Judge](https://langfuse.com/docs/evaluation/evaluation-methods/llm-as-a-judge.md) - [Score Analytics](https://langfuse.com/docs/evaluation/evaluation-methods/score-analytics.md) - [Scores Via Sdk](https://langfuse.com/docs/evaluation/evaluation-methods/scores-via-sdk.md) - [Scores Via Ui](https://langfuse.com/docs/evaluation/evaluation-methods/scores-via-ui.md) - [Data Model](https://langfuse.com/docs/evaluation/experiments/data-model.md) - [Datasets](https://langfuse.com/docs/evaluation/experiments/datasets.md) - [Experiments Via Sdk](https://langfuse.com/docs/evaluation/experiments/experiments-via-sdk.md) - [Experiments Via Ui](https://langfuse.com/docs/evaluation/experiments/experiments-via-ui.md) - [Overview](https://langfuse.com/docs/evaluation/overview.md) - [Troubleshooting And Faq](https://langfuse.com/docs/evaluation/troubleshooting-and-faq.md) - [Glossary](https://langfuse.com/docs/glossary.md) - [Custom Dashboards](https://langfuse.com/docs/metrics/features/custom-dashboards.md) - [Metrics Api](https://langfuse.com/docs/metrics/features/metrics-api.md) - [Overview](https://langfuse.com/docs/metrics/overview.md) - [Data Model](https://langfuse.com/docs/observability/data-model.md) - [Agent Graphs](https://langfuse.com/docs/observability/features/agent-graphs.md) - [Comments](https://langfuse.com/docs/observability/features/comments.md) - [Corrections](https://langfuse.com/docs/observability/features/corrections.md) - [Environments](https://langfuse.com/docs/observability/features/environments.md) - [Log Levels](https://langfuse.com/docs/observability/features/log-levels.md) - [Masking](https://langfuse.com/docs/observability/features/masking.md) - [Mcp Tracing](https://langfuse.com/docs/observability/features/mcp-tracing.md) - [Metadata](https://langfuse.com/docs/observability/features/metadata.md) - [Multi Modality](https://langfuse.com/docs/observability/features/multi-modality.md) - [Observation Types](https://langfuse.com/docs/observability/features/observation-types.md) - [Queuing Batching](https://langfuse.com/docs/observability/features/queuing-batching.md) - [Releases And Versioning](https://langfuse.com/docs/observability/features/releases-and-versioning.md) - [Sampling](https://langfuse.com/docs/observability/features/sampling.md) - [Sessions](https://langfuse.com/docs/observability/features/sessions.md) - [Tags](https://langfuse.com/docs/observability/features/tags.md) - [Token And Cost Tracking](https://langfuse.com/docs/observability/features/token-and-cost-tracking.md) - [Trace Ids And Distributed Tracing](https://langfuse.com/docs/observability/features/trace-ids-and-distributed-tracing.md) - [Url](https://langfuse.com/docs/observability/features/url.md) - [User Feedback](https://langfuse.com/docs/observability/features/user-feedback.md) - [Users](https://langfuse.com/docs/observability/features/users.md) - [Get Started](https://langfuse.com/docs/observability/get-started.md) - [Overview](https://langfuse.com/docs/observability/overview.md) - [Advanced Features](https://langfuse.com/docs/observability/sdk/advanced-features.md) - [Instrumentation](https://langfuse.com/docs/observability/sdk/instrumentation.md) - [Overview](https://langfuse.com/docs/observability/sdk/overview.md) - [Troubleshooting And Faq](https://langfuse.com/docs/observability/sdk/troubleshooting-and-faq.md) - [Upgrade Path](https://langfuse.com/docs/observability/sdk/upgrade-path.md) - [Troubleshooting And Faq](https://langfuse.com/docs/observability/troubleshooting-and-faq.md) - [Data Model](https://langfuse.com/docs/prompt-management/data-model.md) - [A B Testing](https://langfuse.com/docs/prompt-management/features/a-b-testing.md) - [Caching](https://langfuse.com/docs/prompt-management/features/caching.md) - [Composability](https://langfuse.com/docs/prompt-management/features/composability.md) - [Config](https://langfuse.com/docs/prompt-management/features/config.md) - [Folders](https://langfuse.com/docs/prompt-management/features/folders.md) - [Github Integration](https://langfuse.com/docs/prompt-management/features/github-integration.md) - [Guaranteed Availability](https://langfuse.com/docs/prompt-management/features/guaranteed-availability.md) - [Link To Traces](https://langfuse.com/docs/prompt-management/features/link-to-traces.md) - [Mcp Server](https://langfuse.com/docs/prompt-management/features/mcp-server.md) - [Message Placeholders](https://langfuse.com/docs/prompt-management/features/message-placeholders.md) - [N8n Node](https://langfuse.com/docs/prompt-management/features/n8n-node.md) - [Playground](https://langfuse.com/docs/prompt-management/features/playground.md) - [Prompt Version Control](https://langfuse.com/docs/prompt-management/features/prompt-version-control.md) - [Variables](https://langfuse.com/docs/prompt-management/features/variables.md) - [Webhooks Slack Integrations](https://langfuse.com/docs/prompt-management/features/webhooks-slack-integrations.md) - [Get Started](https://langfuse.com/docs/prompt-management/get-started.md) - [Overview](https://langfuse.com/docs/prompt-management/overview.md) - [Troubleshooting And Faq](https://langfuse.com/docs/prompt-management/troubleshooting-and-faq.md) - [Roadmap](https://langfuse.com/docs/roadmap.md) - [Security And Guardrails](https://langfuse.com/docs/security-and-guardrails.md) ## Integrations - [Integrations](https://langfuse.com/integrations.md) - [Coval](https://langfuse.com/integrations/analytics/coval.md) - [Mixpanel](https://langfuse.com/integrations/analytics/mixpanel.md) - [Posthog](https://langfuse.com/integrations/analytics/posthog.md) - [Trubrics](https://langfuse.com/integrations/analytics/trubrics.md) - [Agno Agents](https://langfuse.com/integrations/frameworks/agno-agents.md) - [Amazon Agentcore](https://langfuse.com/integrations/frameworks/amazon-agentcore.md) - [Autogen](https://langfuse.com/integrations/frameworks/autogen.md) - [Beeai](https://langfuse.com/integrations/frameworks/beeai.md) - [Claude Agent Sdk](https://langfuse.com/integrations/frameworks/claude-agent-sdk.md) - [Crewai](https://langfuse.com/integrations/frameworks/crewai.md) - [Dspy](https://langfuse.com/integrations/frameworks/dspy.md) - [Embabel](https://langfuse.com/integrations/frameworks/embabel.md) - [Google Adk](https://langfuse.com/integrations/frameworks/google-adk.md) - [Haystack](https://langfuse.com/integrations/frameworks/haystack.md) - [Instructor](https://langfuse.com/integrations/frameworks/instructor.md) - [Koog](https://langfuse.com/integrations/frameworks/koog.md) - [Langchain](https://langfuse.com/integrations/frameworks/langchain.md) - [Langchain Deepagents](https://langfuse.com/integrations/frameworks/langchain-deepagents.md) - [Langserve](https://langfuse.com/integrations/frameworks/langserve.md) - [Litellm Sdk](https://langfuse.com/integrations/frameworks/litellm-sdk.md) - [Livekit](https://langfuse.com/integrations/frameworks/livekit.md) - [Llamaindex](https://langfuse.com/integrations/frameworks/llamaindex.md) - [Llamaindex Workflows](https://langfuse.com/integrations/frameworks/llamaindex-workflows.md) - [Mastra](https://langfuse.com/integrations/frameworks/mastra.md) - [Microsoft Agent Framework](https://langfuse.com/integrations/frameworks/microsoft-agent-framework.md) - [Mirascope](https://langfuse.com/integrations/frameworks/mirascope.md) - [Openai Agents](https://langfuse.com/integrations/frameworks/openai-agents.md) - [Pipecat](https://langfuse.com/integrations/frameworks/pipecat.md) - [Pydantic Ai](https://langfuse.com/integrations/frameworks/pydantic-ai.md) - [Quarkus Langchain4j](https://langfuse.com/integrations/frameworks/quarkus-langchain4j.md) - [Ragas](https://langfuse.com/integrations/frameworks/ragas.md) - [Semantic Kernel](https://langfuse.com/integrations/frameworks/semantic-kernel.md) - [Smolagents](https://langfuse.com/integrations/frameworks/smolagents.md) - [Spring Ai](https://langfuse.com/integrations/frameworks/spring-ai.md) - [Strands Agents](https://langfuse.com/integrations/frameworks/strands-agents.md) - [Swiftide](https://langfuse.com/integrations/frameworks/swiftide.md) - [Temporal](https://langfuse.com/integrations/frameworks/temporal.md) - [Vercel Ai Sdk](https://langfuse.com/integrations/frameworks/vercel-ai-sdk.md) - [Voltagent](https://langfuse.com/integrations/frameworks/voltagent.md) - [Watsonx Orchestrate](https://langfuse.com/integrations/frameworks/watsonx-orchestrate.md) - [Anannas](https://langfuse.com/integrations/gateways/anannas.md) - [Helicone](https://langfuse.com/integrations/gateways/helicone.md) - [Kong Ai Plugin](https://langfuse.com/integrations/gateways/kong-ai-plugin.md) - [Litellm](https://langfuse.com/integrations/gateways/litellm.md) - [Openrouter](https://langfuse.com/integrations/gateways/openrouter.md) - [Portkey](https://langfuse.com/integrations/gateways/portkey.md) - [Truefoundry](https://langfuse.com/integrations/gateways/truefoundry.md) - [Vercel Ai Gateway](https://langfuse.com/integrations/gateways/vercel-ai-gateway.md) - [Amazon Bedrock](https://langfuse.com/integrations/model-providers/amazon-bedrock.md) - [Amazon Bedrock Agents](https://langfuse.com/integrations/model-providers/amazon-bedrock-agents.md) - [Anthropic](https://langfuse.com/integrations/model-providers/anthropic.md) - [Anthropic Js](https://langfuse.com/integrations/model-providers/anthropic-js.md) - [Baseten](https://langfuse.com/integrations/model-providers/baseten.md) - [Byteplus](https://langfuse.com/integrations/model-providers/byteplus.md) - [Cerebras](https://langfuse.com/integrations/model-providers/cerebras.md) - [Cleanlab](https://langfuse.com/integrations/model-providers/cleanlab.md) - [Cohere](https://langfuse.com/integrations/model-providers/cohere.md) - [Cometapi](https://langfuse.com/integrations/model-providers/cometapi.md) - [Databricks](https://langfuse.com/integrations/model-providers/databricks.md) - [Deepseek](https://langfuse.com/integrations/model-providers/deepseek.md) - [Fireworks Ai](https://langfuse.com/integrations/model-providers/fireworks-ai.md) - [Google Gemini](https://langfuse.com/integrations/model-providers/google-gemini.md) - [Google Vertex Ai](https://langfuse.com/integrations/model-providers/google-vertex-ai.md) - [Groq](https://langfuse.com/integrations/model-providers/groq.md) - [Huggingface](https://langfuse.com/integrations/model-providers/huggingface.md) - [Mistral Sdk](https://langfuse.com/integrations/model-providers/mistral-sdk.md) - [Novitaai](https://langfuse.com/integrations/model-providers/novitaai.md) - [Ollama](https://langfuse.com/integrations/model-providers/ollama.md) - [Openai Assistants Api](https://langfuse.com/integrations/model-providers/openai-assistants-api.md) - [Openai Js](https://langfuse.com/integrations/model-providers/openai-js.md) - [Openai Py](https://langfuse.com/integrations/model-providers/openai-py.md) - [Togetherai](https://langfuse.com/integrations/model-providers/togetherai.md) - [Vllm](https://langfuse.com/integrations/model-providers/vllm.md) - [Xai Grok](https://langfuse.com/integrations/model-providers/xai-grok.md) - [Opentelemetry](https://langfuse.com/integrations/native/opentelemetry.md) - [Dify](https://langfuse.com/integrations/no-code/dify.md) - [Flowise](https://langfuse.com/integrations/no-code/flowise.md) - [Goose](https://langfuse.com/integrations/no-code/goose.md) - [Langdock](https://langfuse.com/integrations/no-code/langdock.md) - [Langflow](https://langfuse.com/integrations/no-code/langflow.md) - [Lobechat](https://langfuse.com/integrations/no-code/lobechat.md) - [N8n](https://langfuse.com/integrations/no-code/n8n.md) - [Openwebui](https://langfuse.com/integrations/no-code/openwebui.md) - [Ragflow](https://langfuse.com/integrations/no-code/ragflow.md) - [Vapi](https://langfuse.com/integrations/no-code/vapi.md) - [Claude Code](https://langfuse.com/integrations/other/claude-code.md) - [Cognee](https://langfuse.com/integrations/other/cognee.md) - [Cursor](https://langfuse.com/integrations/other/cursor.md) - [Exa](https://langfuse.com/integrations/other/exa.md) - [Firecrawl](https://langfuse.com/integrations/other/firecrawl.md) - [Gradio](https://langfuse.com/integrations/other/gradio.md) - [Inferable](https://langfuse.com/integrations/other/inferable.md) - [Librechat](https://langfuse.com/integrations/other/librechat.md) - [Mcp Use](https://langfuse.com/integrations/other/mcp-use.md) - [Milvus](https://langfuse.com/integrations/other/milvus.md) - [Openclaw](https://langfuse.com/integrations/other/openclaw.md) - [Parallel Ai](https://langfuse.com/integrations/other/parallel-ai.md) - [Promptfoo](https://langfuse.com/integrations/other/promptfoo.md) - [Testable Minds](https://langfuse.com/integrations/other/testable-minds.md) - [Zapier](https://langfuse.com/integrations/other/zapier.md) ## Optional - [Self Hosting](https://langfuse.com/self-hosting.md) - [Administration](https://langfuse.com/self-hosting/administration.md) - [Automated Access Provisioning](https://langfuse.com/self-hosting/administration/automated-access-provisioning.md) - [Headless Initialization](https://langfuse.com/self-hosting/administration/headless-initialization.md) - [Instance Management Api](https://langfuse.com/self-hosting/administration/instance-management-api.md) - [Organization Creators](https://langfuse.com/self-hosting/administration/organization-creators.md) - [Ui Customization](https://langfuse.com/self-hosting/administration/ui-customization.md) - [Configuration](https://langfuse.com/self-hosting/configuration.md) - [Backups](https://langfuse.com/self-hosting/configuration/backups.md) - [Caching](https://langfuse.com/self-hosting/configuration/caching.md) - [Custom Base Path](https://langfuse.com/self-hosting/configuration/custom-base-path.md) - [Encryption](https://langfuse.com/self-hosting/configuration/encryption.md) - [Health Readiness Endpoints](https://langfuse.com/self-hosting/configuration/health-readiness-endpoints.md) - [Observability](https://langfuse.com/self-hosting/configuration/observability.md) - [Scaling](https://langfuse.com/self-hosting/configuration/scaling.md) - [Transactional Emails](https://langfuse.com/self-hosting/configuration/transactional-emails.md) - [Aws](https://langfuse.com/self-hosting/deployment/aws.md) - [Azure](https://langfuse.com/self-hosting/deployment/azure.md) - [Docker Compose](https://langfuse.com/self-hosting/deployment/docker-compose.md) - [Gcp](https://langfuse.com/self-hosting/deployment/gcp.md) - [Blobstorage](https://langfuse.com/self-hosting/deployment/infrastructure/blobstorage.md) - [Cache](https://langfuse.com/self-hosting/deployment/infrastructure/cache.md) - [Clickhouse](https://langfuse.com/self-hosting/deployment/infrastructure/clickhouse.md) - [Containers](https://langfuse.com/self-hosting/deployment/infrastructure/containers.md) - [Llm Api](https://langfuse.com/self-hosting/deployment/infrastructure/llm-api.md) - [Postgres](https://langfuse.com/self-hosting/deployment/infrastructure/postgres.md) - [Kubernetes Helm](https://langfuse.com/self-hosting/deployment/kubernetes-helm.md) - [Railway](https://langfuse.com/self-hosting/deployment/railway.md) - [License Key](https://langfuse.com/self-hosting/license-key.md) - [Authentication And Sso](https://langfuse.com/self-hosting/security/authentication-and-sso.md) - [Data Masking](https://langfuse.com/self-hosting/security/data-masking.md) - [Deployment Strategies](https://langfuse.com/self-hosting/security/deployment-strategies.md) - [Networking](https://langfuse.com/self-hosting/security/networking.md) - [Troubleshooting And Faq](https://langfuse.com/self-hosting/troubleshooting-and-faq.md) - [Upgrade](https://langfuse.com/self-hosting/upgrade.md) - [Background Migrations](https://langfuse.com/self-hosting/upgrade/background-migrations.md) - [Upgrade V1 To V2](https://langfuse.com/self-hosting/upgrade/upgrade-guides/upgrade-v1-to-v2.md) - [Upgrade V2 To V3](https://langfuse.com/self-hosting/upgrade/upgrade-guides/upgrade-v2-to-v3.md) - [Versioning](https://langfuse.com/self-hosting/upgrade/versioning.md) - [V2](https://langfuse.com/self-hosting/v2.md) - [Deployment Guide](https://langfuse.com/self-hosting/v2/deployment-guide.md) - [Docker Compose](https://langfuse.com/self-hosting/v2/docker-compose.md)