# OpenMetadata

**Canonical:** https://apis.io/providers/openmetadata/  
**Website:** https://open-metadata.org  
**APIs profiled:** 89

OpenMetadata is an open-source data catalog and metadata platform providing a comprehensive REST API for managing tables, dashboards, pipelines, data quality, lineage, and governance policies. It serves as an open context layer for data and AI, unifying technical metadata, business semantics, and organizational memory into a unified graph for both human and AI decision-making.

## Kin Score — 41.3 / 100 (developing)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (-1.9 from 43.2).

| Facet | Score |
|---|---|
| Discoverability | 50.0 |
| Contract Quality | 61.1 |
| Governance | 9.8 |
| Contract Governance | 9.8 |
| Operational Transparency | 21.1 |
| Developer Ergonomics | 35.7 |
| Commercial Clarity | 50.0 |
| Access Clarity | 50.0 |

## Agent readiness — 44.4 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | documented |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | verified |
| OpenAPI Examples | partial |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | yes |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (89)

- **OpenMetadata Agent Executions API** — `Agent Executions` are time-series records of AI agent execution runs, capturing observability metrics, governance checks, and performance data.
- **OpenMetadata AI Applications API** — `AI Applications` are autonomous software entities that use LLM models to perform tasks, make decisions, and interact with data sources.
- **OpenMetadata AI Governance Policies API** — `AI Governance Policies` define rules, compliance requirements, bias thresholds, and control measures for AI agents and models.
- **OpenMetadata API Collections API** — A `API Collection` is an optional way of grouping API Endpoints that belong to a API Service.
- **OpenMetadata API Endpoint API** — A `API Endpoint` is a specific endpoint of an API that is part of an API Collection..
- **OpenMetadata API Services API** — APIs related `API Service` entities, such as REST or MicroService.
- **OpenMetadata Apps API** — Apps marketplace holds to application available for Open-metadata
- **OpenMetadata Audit Logs API** — APIs for listing user initiated change events persisted for auditing
- **OpenMetadata Bots API** — A `Bot` automates tasks, such as ingesting metadata, and running data quality It performs this task as a special user in the system.
- **OpenMetadata ChangeSummary API** — APIs to retrieve change summary metadata for entities. Change summary tracks who changed each field, the source of the change (e.g., Suggested for AI-generated, Manual for user ...
- **OpenMetadata Charts API** — A `Chart` are computed from data presents data visually and can be part of `Dashboards`.
- **OpenMetadata Classifications API** — These APIs are related to `Classification` and `Tags`. A `Classification` entity contains hierarchical terms called `Tags` used for categorizing and classifying data assets and ...
- **OpenMetadata Columns API** — Columns represent individual data fields within tables and dashboard data models. This API provides operations to update column metadata such as tags, glossary terms, descriptio...
- **OpenMetadata Containers API** — A Container is an abstraction for any path(including the top level eg. bucket in S3) storing data in an Object store such as S3, GCP, Azure. It maps a tree-like structure, where...
- **OpenMetadata Dashboard Data Models API** — `Data Models` are the schemas used to build dashboards, charts, or other data assets.
- **OpenMetadata Dashboard Services API** — The Dashboard Services API from OpenMetadata — 12 operation(s) for dashboard services.
- **OpenMetadata Dashboards API** — Dashboards are computed from data and visually present data, metrics, and KPIs. They are typically updated in real-time and allow interactive data exploration.
- **OpenMetadata Data Contracts API** — `DataContract` defines the schema and quality guarantees for a data asset.
- **OpenMetadata Data Quality API** — APIs to retrieve dimensional test case results data.
- **OpenMetadata Database Schemas API** — A `Database Schema` is collection of tables, views, stored procedures, and other database objects.
- **OpenMetadata Database Services API** — `Database Service` is a service such as MySQL, BigQuery, Redshift, Postgres, or Snowflake. Alternative terms such as Database Cluster, Database Server instance are also used for...
- **OpenMetadata Databases API** — A `Database` also referred to as `Database Catalog` is a collection of schemas.
- **OpenMetadata Directories API** — A `Directory` is a folder or organizational unit in a Drive Service that can contain files, spreadsheets, and other directories.
- **OpenMetadata Document Store API** — A `Document` is an generic entity in OpenMetadata.
- **OpenMetadata Domains API** — A `Data Product` or `Data as a Product` is a logical unit that contains all components to process and store domain data for analytical or data-intensive use cases made available...
- **OpenMetadata Drive Services API** — `Drive Service` is a cloud file storage service such as Google Drive, OneDrive, SharePoint, Box, or Dropbox where documents, spreadsheets, and other files are stored.
- **OpenMetadata Events API** — The `Events` are changes to metadata and are sent when entities are created, modified, or updated. External systems can subscribe to events using event subscription API over Web...
- **OpenMetadata Feeds API** — Feeds API supports `Activity Feeds` and `Conversation Threads`.
- **OpenMetadata Files API** — A `File` is a document or resource stored in a Drive Service.
- **OpenMetadata Glossaries API** — A `Glossary` is collection of hierarchical `GlossaryTerms`.
- **OpenMetadata Ingestion Pipelines API** — APIs related pipelines/workflows created by the system to ingest metadata.
- **OpenMetadata ingestionPipelines API** — The ingestionPipelines API from OpenMetadata — 1 operation(s) for ingestionpipelines.
- **OpenMetadata Learning Resources API** — Inline tutorials and expert content surfaced across OpenMetadata product surfaces.
- **OpenMetadata Lineage API** — The `Lineage` for a given data asset, has information of the input datasets used and the ETL pipeline that created it.
- **OpenMetadata LLM Models API** — `LLM Models` are Large Language Model instances such as GPT-4, Claude, Llama, or custom-trained models used for AI applications.
- **OpenMetadata LLM Services API** — `LLM Service` is a service for Large Language Model providers such as OpenAI, Anthropic, Azure OpenAI, AWS Bedrock, Google Vertex AI, or custom LLM deployments.
- **OpenMetadata MCP Executions API** — `MCP Executions` are time-series records of MCP server execution sessions, capturing tool calls, resource accesses, data lineage, compliance checks, and audit trails for AI gove...
- **OpenMetadata MCP Servers API** — `MCP Servers` are Model Context Protocol servers that expose tools, resources, and prompts for AI applications. They enable AI governance including risk assessment, compliance t...
- **OpenMetadata MCP Services API** — `MCP Service` is a service for discovering and managing MCP (Model Context Protocol) servers, their tools, resources, and prompts for AI governance.
- **OpenMetadata MCP Usage API** — MCP tool-call usage counters and breakdowns.
- …and 49 more, listed in full on the page.

## Agentic access (1)

- **Openmetadata Agentic Access** — 1479 operations · 848 acting · 12 human-in-the-loop

## Security (2)

- **Openmetadata Authentication** — http · 1 scheme
- **Openmetadata Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Openmetadata Plans Pricing**

## Tags

Data Catalog, Metadata, Data Governance, Data Lineage, Data Quality, Open-Source, Data Discovery, Data Observability

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/openmetadata/). Scores are computed from the provider's own public artifacts under a published rubric.