Lunary

aid: lunary
url: https://raw.githubusercontent.com/api-evangelist/lunary/refs/heads/main/apis.yml
name: Lunary
x-type: company
description: >-
  Lunary is an open-source LLM observability and evaluation platform: tracing, prompt management,
  datasets, evaluations, and analytics for LLM apps. Available as a hosted SaaS at lunary.ai and as a
  self-hosted Apache 2.0 deployment. Exposes a REST API authenticated with Bearer tokens.
image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
tags:
  - AI Evaluation
  - Observability
  - Open Source
  - LLM
  - Tracing
  - Prompts
created: '2026-05-08'
modified: '2026-05-08'
specificationVersion: '0.19'
apis:
  - aid: lunary:platform
    name: Lunary API
    description: >-
      REST API for Lunary covering ingestion (logs/traces), prompts (template management with versions and
      labels), datasets, evaluations, projects, users, and analytics. Authentication uses Bearer tokens;
      private API keys for management endpoints, public keys for ingestion.
    humanURL: https://docs.lunary.ai/api
    baseURL: https://api.lunary.ai/v1
    tags:
      - Logs
      - Traces
      - Prompts
      - Datasets
      - Evaluations
    properties:
      - type: Documentation
        url: https://docs.lunary.ai/api
      - type: GitHub
        url: https://github.com/lunary-ai/lunary
      - type: SelfHost
        url: https://lunary.ai/docs/self-hosting
common:
  - type: Website
    url: https://lunary.ai/
  - type: DeveloperPortal
    url: https://docs.lunary.ai/
  - type: OpenSource
    url: https://github.com/lunary-ai/lunary
  - type: Plans
    url: plans/lunary-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/lunary-rate-limits.yml
  - type: FinOps
    url: finops/lunary-finops.yml
maintainers:
  - FN: Kin Lane
    email: [email protected]