Chronicling America API

API for accessing the Chronicling America historic newspapers collection from the Library of Congress. Search over 21 million digitized newspaper pages (1756-1963) and 140,000+ newspaper title records. No API key required.

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Base URL: https://chroniclingamerica.loc.gov/
Auth: none
Endpoints: 12
Reachable: yes
CORS: unknown
Last checked: 2026-03-14 16:09:06.518509

Links

Homepage: https://www.loc.gov/chroniclingamerica/
API Base: https://chroniclingamerica.loc.gov/

100.0%

Uptime (7d)

916ms

Avg latency (7d)

5

Probes (7d)

Latency (7d)

Success Rate (7d)

Topics

GOVERNMENT, KNOWLEDGE

Endpoints

Method Path Summary Auth Last Status Latency
GET / Search Chronicling America collection — 403 103ms
GET /awardees.json List all NDNP awardees — — —
GET /batches.json List all content batches — — —
GET /item/{lccn}/ Get newspaper title details none — —
GET /lccn/{lccn}.json Get newspaper title details — 403 89ms
GET /lccn/{lccn}/{date}/ed-{edition}/seq-{sequence}.json Get specific page data — 403 92ms
GET /newspapers.json List all newspaper titles none — —
GET /newspapers/ Search newspaper pages none — —
GET /search/ Search Library of Congress collections none — —
GET /search/pages/results/ Search digitized pages (legacy) — — —
GET /search/titles/results/ Search newspaper titles (legacy) — — —
GET /suggest/titles/ AutoSuggest for newspaper titles — 403 94ms