Comet

aid: comet-ml
url: https://raw.githubusercontent.com/api-evangelist/comet-ml/refs/heads/main/apis.yml
name: Comet
x-type: company
description: >-
  Comet is an MLOps and GenAI observability platform. It exposes a REST API (read,
  write, and Model Production Monitoring endpoints) plus a Python SDK. Opik is the
  GenAI observability product line; MLOps is the classical experiment-tracking line.
image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
tags:
  - ML
  - MLOps
  - GenAI
  - Experiment Tracking
  - Model Monitoring
created: '2026-05-08'
modified: '2026-05-08'
specificationVersion: '0.19'
apis:
  - aid: comet-ml:comet-rest-api
    name: Comet REST API
    humanURL: https://www.comet.com/docs/v2/api-and-sdk/rest-api/overview/
    baseURL: https://www.comet.com/api/rest/v2
    tags:
      - REST
      - Experiments
      - Projects
      - Workspaces
      - Model Registry
    description: >-
      The Comet REST API exposes read endpoints (workspace, project, experiment data),
      write endpoints (data submission), and Model Production Monitoring (MPM) endpoints.
      Authentication uses an API key via the `Authorization` HTTP header.
    properties:
      - type: Documentation
        url: https://www.comet.com/docs/v2/api-and-sdk/rest-api/overview/
      - type: Authentication
        url: https://www.comet.com/docs/v2/api-and-sdk/rest-api/overview/
      - type: SDK
        title: Python (comet_ml)
        url: https://www.comet.com/docs/v2/api-and-sdk/python-sdk/overview/
  - aid: comet-ml:opik
    name: Opik (GenAI Observability)
    humanURL: https://www.comet.com/docs/opik/
    baseURL: https://www.comet.com/opik/api
    tags:
      - GenAI
      - Tracing
      - Evaluation
      - Spans
    description: >-
      Opik is Comet's open-source GenAI observability product. It provides spans-based
      tracing, evaluations, prompt management, and dataset features over an HTTP API
      and Python SDK. Self-hostable.
    properties:
      - type: Documentation
        url: https://www.comet.com/docs/opik/
      - type: SourceCode
        url: https://github.com/comet-ml/opik
common:
  - type: Website
    url: https://www.comet.com/
  - type: Portal
    url: https://www.comet.com/docs/
  - type: Pricing
    url: https://www.comet.com/site/pricing/
  - type: GitHubOrganization
    url: https://github.com/comet-ml
  - type: Plans
    url: plans/comet-ml-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/comet-ml-rate-limits.yml
  - type: FinOps
    url: finops/comet-ml-finops.yml
maintainers:
  - FN: Kin Lane
    email: [email protected]