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Transport for Chicago, US — API status & change history

Chicago Transit Authority (CTA)

Last checked 2026-11-02 21:19 UTC — HTTP 200, 924 ms. Availability over 30 days of data: 100.00%.

596 ms · 2026-10-05 01:34 UTC631 ms · 2026-10-06 01:38 UTC1000 ms · 2026-10-07 01:42 UTC1012 ms · 2026-10-08 01:45 UTC779 ms · 2026-10-09 01:48 UTC933 ms · 2026-10-10 01:52 UTC994 ms · 2026-10-11 01:55 UTC598 ms · 2026-10-12 02:00 UTC648 ms · 2026-10-13 02:05 UTC700 ms · 2026-10-13 20:07 UTC884 ms · 2026-10-14 20:10 UTC692 ms · 2026-10-15 20:13 UTC359 ms · 2026-10-16 20:17 UTC894 ms · 2026-10-17 20:19 UTC897 ms · 2026-10-18 20:23 UTC279 ms · 2026-10-19 20:26 UTC334 ms · 2026-10-20 20:28 UTC280 ms · 2026-10-21 20:31 UTC366 ms · 2026-10-22 20:35 UTC316 ms · 2026-10-23 20:38 UTC365 ms · 2026-10-24 20:44 UTC379 ms · 2026-10-25 20:49 UTC313 ms · 2026-10-26 20:53 UTC245 ms · 2026-10-27 20:58 UTC333 ms · 2026-10-28 21:02 UTC344 ms · 2026-10-29 21:05 UTC967 ms · 2026-10-30 21:09 UTC940 ms · 2026-10-31 21:13 UTC1572 ms · 2026-11-01 21:17 UTC924 ms · 2026-11-02 21:19 UTC
latency · last 30 checks

Auth: apiKey · HTTPS: no · Docs

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Shape history

2 confirmed · 6 signals on record. A change confirms after it survives three consecutive polls.

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