Cortexa research tool·genomics·EFO

Ols List Ontologies

List available ontologies in OLS (not limited to EFO). Useful to discover `ontologyId`, sizes, and status.

Livelast probed 2026-05-01 01:00Z· 617msCortexa

Status

The most recent probe succeeded. Safe to call from the agent today.

Last probed: 1d ago
Last success: 1d ago
Last latency: 617ms

Schema

JSON Schema the agent (or your API call) must match.

{
  "properties": {
    "size": {
      "default": 20,
      "description": "Maximum number of ontologies to return.",
      "type": "integer"
    }
  },
  "required": [],
  "type": "object"
}

Examples (1)

Default Ols List Ontologies call

public-safeinput

{
  "size": 1
}

Expected response keys: success

Anonymous-safe example. Rate-limited; no sign-in required.

Identifiers

Catalog ID: tu_ols_list_ontologies
Tool name: ols_list_ontologies
Added: 2026-05-01 00:58Z
Tags: tooluniverse

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