GET /image-services/iiif/{identifier}/info.json

loc.gov:library-of-congress-apis

Summary: Get IIIF image metadata
Operation ID: getIIIFImageInfo
Auth: none
Description

Retrieve IIIF (International Image Interoperability Framework) metadata for an image. Use with tile.loc.gov server.

Parameters (1)

identifier (string, path, required)

The image identifier

Examples (3)

TitleTypeURLAction
IIIF metadata for historic photograph curl https://www.loc.gov/websites/and/search/engines/image-services/iiif/loc.pnp/cph.3c10000/info.json
IIIF metadata for map collection item curl https://www.loc.gov/websites/and/search/engines/image-services/iiif/loc.gmd/g3700.ct000001/info.json
IIIF metadata for manuscript item curl https://www.loc.gov/websites/and/search/engines/image-services/iiif/loc.mss/ms99703201/info.json

Probe History

Latency

Status Codes

TimeStatusLatencySize
2026-03-23 10:44:49.148623 404 324ms
2026-03-23 10:29:56.374034 404 269ms
2026-03-23 09:16:54.440446 404 258ms

Response Changes

WhenOldNew
2026-03-23 10:29:56.374034 dc80ed49d45d f4772e003963
2026-03-23 10:44:49.148623 f4772e003963 f2a376c0187b