{"data":{"slug":"langfuse-langfuse","name":"langfuse","tagline":"Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets","github_url":"https://github.com/langfuse/langfuse","owner":"langfuse","repo":"langfuse","owner_avatar_url":"https://avatars.githubusercontent.com/u/134601687?v=4","primary_language":"TypeScript","stars":32271,"forks":3466,"topics":["analytics","autogen","evaluation","langchain","large-language-models","llama-index","llm","llm-evaluation","llm-observability","llmops","monitoring","observability","open-source","openai","playground","prompt-engineering","prompt-management","self-hosted","ycombinator"],"archived":false,"github_pushed_at":"2026-07-31T22:58:07+00:00","maintenance_label":"Very active","url":"https://www.graphcanon.com/tools/langfuse-langfuse","markdown_url":"https://www.graphcanon.com/tools/langfuse-langfuse.md","api_url":"https://www.graphcanon.com/api/graphcanon/tools/langfuse-langfuse","graph_url":"https://www.graphcanon.com/api/graphcanon/graph?tool=langfuse-langfuse","description":"🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTelemetry, LangChain, OpenAI SDK, LiteLLM, and more. 🍊YC W23 ","homepage_url":"https://langfuse.com","license":"Other","open_issues":709,"watchers":105,"ai_summary":"Langfuse provides tools for evaluating and monitoring large language models with features like prompt management, LLM evaluation, and integration with various systems such as OpenTelemetry.","readme_excerpt":"### Self-Host Langfuse\n\nRun Langfuse on your own infrastructure:\n\n- [Local (docker compose)](https://langfuse.com/self-hosting/local): Run Langfuse on your own machine in 5 minutes using Docker Compose.\n\n  ```bash\n  # Get a copy of the latest Langfuse repository\n  git clone --depth=1 https://github.com/langfuse/langfuse.git\n  cd langfuse\n\n  # Run the langfuse docker compose\n  docker compose up\n  ```\n\n- [VM](https://langfuse.com/self-hosting/docker-compose): Run Langfuse on a single Virtual Machine using Docker Compose.\n- [Kubernetes (Helm)](https://langfuse.com/self-hosting/kubernetes-helm): Run Langfuse on a Kubernetes cluster using Helm. This is the preferred production deployment.\n- Terraform Templates: [AWS](https://langfuse.com/self-hosting/aws), [Azure](https://langfuse.com/self-hosting/azure), [GCP](https://langfuse.com/self-hosting/gcp)\n\nSee [self-hosting documentation](https://langfuse.com/self-hosting) to learn more about architecture and configuration options.\n\n> [!TIP]\n> **Self-hosting Langfuse?** Subscribe to the [self-hosting update list](https://langfuse.com/self-hosting#subscribe) to get an email about important features and new releases for open source Langfuse — self-hosting updates only, no marketing.\n\n---\n\n## 🥇 License\n\nThis repository is MIT licensed, except for the `ee` folders. See [LICENSE](LICENSE) and [docs](https://langfuse.com/docs/open-source) for more details.","github_created_at":"2023-05-18T17:47:09+00:00","created_at":"2026-07-07T15:08:47.157938+00:00","updated_at":"2026-08-01T12:00:07.513287+00:00","categories":[{"slug":"evaluation-observability","name":"Evaluation & Observability","url":"https://www.graphcanon.com/categories/evaluation-observability","markdown_url":"https://www.graphcanon.com/categories/evaluation-observability.md","api_url":"https://www.graphcanon.com/api/graphcanon/categories/evaluation-observability"}],"tags":[{"slug":"analytics","name":"analytics"},{"slug":"evaluation","name":"evaluation"},{"slug":"observability","name":"observability"},{"slug":"open-source","name":"open-source"},{"slug":"prompt-management","name":"prompt management"},{"slug":"self-hosted","name":"self-hosted"}],"trust":{"provenance":{"is_fork":false,"github_id":642497346,"owner_type":"Organization","methodology":"github_public_v1","parent_repo":null,"near_duplicate_slugs":[]},"computed_at":"2026-08-01T12:00:06.655Z","maintenance":{"label":"Very active","score":96,"methodology":"github_public_v1","releases_90d":30,"days_since_push":0,"last_release_at":"2026-07-31T07:46:56Z"},"security_summary":{"status":"no_lockfile","scanner":null,"low_count":0,"high_count":0,"last_scan_at":"2026-07-11T10:29:16.655Z","medium_count":0,"scan_profile":"none","critical_count":0}},"capability_facts":{"mcp":{"source":"repo_scan","observed_at":"2026-08-01T12:00:07.113Z","server_manifest":false},"scan":{"source":"repo_scan","observed_at":"2026-08-01T12:00:07.113Z"},"deploy":{"source":"dockerfile:docker-compose.yml","self_host":true,"observed_at":"2026-08-01T12:00:07.113Z","managed_saas":false},"has_cli":{"value":true,"source":"package.json:bin|scripts","observed_at":"2026-08-01T12:00:07.113Z"},"languages":{"value":["typescript","javascript"],"source":"github.language+package.json","observed_at":"2026-08-01T12:00:07.113Z"},"has_docker":{"value":true,"source":"dockerfile:docker-compose.yml","observed_at":"2026-08-01T12:00:07.113Z"},"license_spdx":{"value":"Other","source":"github.license","observed_at":"2026-08-01T12:00:07.113Z"}},"decision_facts":{"hosting":null,"pricing":{"model":"freemium","summary":"Langfuse offers an open-source version under MIT license except for some 'ee' folders, indicating a possible enterprise edition. Specific pricing details are not provided within the repository content"},"requirements":{"notes":["Self-hosting options include Docker Compose and Kubernetes for deployment."],"min_ram_gb":null,"requires_docker":true},"constraints":{"min_ram_gb":null,"pricing_model":"freemium","requires_docker":true},"when_to_use":["Use Langfuse if you need advanced prompt management tools, as it offers comprehensive features specifically tailored for managing prompts efficiently.","It is ideal when your project involves integrating with OpenTelemetry because Langfuse natively supports integration with this tool, enhancing observability and metrics tracking in a seamless manner."],"when_not_to_use":["Avoid using Langfuse if you prefer a vendor-managed service as it requires self-hosting. This can be less desirable for teams looking to minimize infrastructure management.","If your development environment is not compatible with Kubernetes, Docker Compose configurations, or major cloud providers (AWS, Azure, GCP) that Langfuse supports via specific templates and Helm, it","may not be the optimal choice."],"source":"enrich:decision_facts","observed_at":"2026-07-11T10:53:09.935Z"},"constraint_facets":{"min_ram_gb":null,"pricing_model":"freemium","requires_docker":true},"decision_summary":[{"label":"Pricing","value":"freemium - Langfuse offers an open-source version under MIT license except for some 'ee' folders, indicating a possible enterprise edition. Specific pricing details are not provided within the repository content"},{"label":"Requirements","value":"Requires Docker; Self-hosting options include Docker Compose and Kubernetes for deployment."},{"label":"Adopt for","value":"Langfuse is an open source AI engineering platform designed to support evaluation and observability functions for large language models."}]}}