Cortexa research tool·clinical·openneuro

OpenNeuro Search By Modality

Search OpenNeuro neuroimaging datasets filtered by imaging modality. Supported modalities include: 'MRI' (structural and functional MRI), 'EEG' (electroencephalography), 'iEEG' (intracranial EEG), 'MEG' (magnetoencephalography), 'PET' (positron emission tomography). Returns dataset IDs, names, creation dates, and total count of matching datasets. OpenNeuro hosts 1600+ BIDS-formatted brain imaging datasets.

Livelast probed 2026-05-01 01:00Z· 3361msCortexa

Status

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

Last probed: 1d ago
Last success: 1d ago
Last latency: 3361ms

Schema

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

{
  "properties": {
    "first": {
      "description": "Number of datasets to return (default 10, max 25)",
      "type": [
        "integer",
        "null"
      ]
    },
    "modality": {
      "description": "Imaging modality to filter by. Options: 'MRI', 'EEG', 'iEEG', 'MEG', 'PET'.",
      "type": "string"
    }
  },
  "required": [
    "modality"
  ],
  "type": "object"
}

Examples (1)

Default OpenNeuro Search By Modality call

public-safeinput

{
  "modality": ""
}

Expected response keys: success

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

Identifiers

Catalog ID: tu_OpenNeuro_search_by_modality
Tool name: OpenNeuro_search_by_modality
Added: 2026-05-01 00:58Z
Tags: tooluniverse

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