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GET
List dated API versions

Headers

X-API-Version
string

Pin a dated API release (YYYY-MM-DD). Omit for the latest (2026-06-09). Unknown values return 400 unsupported_api_version; the resolved version is echoed back in the X-API-Version response header.

Pattern: ^\d{4}-\d{2}-\d{2}$
Example:

"2026-06-09"

Response

200 - application/json

Supported API versions, newest marked current.

success
boolean
header
string
Example:

"X-API-Version"

latest
string
Example:

"2026-06-09"

default
string
Example:

"2026-06-09"

versions
object[]