Transport for Washington, US API

Transportation · Operational · 30d uptime 100%
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Trust signals

Pricing
FREE
Auth
OAUTH2
CORS
No
Rate limit
Unknown
Health
559ms
Trust score
87 (B)

Last checked Oct 19, 2026 · uptime 24h 100% / 7d 100% / 30d 100%

Strong candidate; weakest signal is CORS.

Links

Integration checklist

  • Auth is OAUTH2
  • No CORS — route calls through your backend.
  • Rate limit: Unknown
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