Latest tvOS 16 user agents:

User Agent Browser Device
otg/1.5.1 (AppleTv Apple TV 4; tvOS16.2; appletv.client) libcurl/7.58.0 OpenSSL/1.0.2o zlib/1.2.11 clib/1.8.56 Apple TV Apple TV 4
otg/1.5.1 (AppleTv Apple TV 4; tvOS16.0; appletv.client) libcurl/7.58.0 OpenSSL/1.0.2o zlib/1.2.11 clib/1.8.56 Apple TV Apple TV 4
Mozilla/5.0 (Apple TV; U; CPU OS 16_0 like Mac OS X; GoogleTV/13.0) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.0 Mobile/20A362 Safari/604.1 Mobile Safari 16 Apple TV
Mozilla/5.0 (Apple TV; U; CPU OS 16_0 like Mac OS X; GoogleTV/13.0) AppleWebKit/605.1.15 (KHTML, like Gecko) Chrome/120.0.0.0 Version/16.0 Mobile/20A362 Safari/604.1 Chrome 120 Apple TV
iPlayTV/3.3.9 (Apple TV; iOS 16.1; Scale/1.00) iPlayTV 3 Apple TV
iPlayTV/3.3.9 (Apple TV; iOS 16.0; Scale/2.00) iPlayTV 3 Apple TV
iPlayTV/3.3.10 (Apple TV; iOS 16.1; Scale/2.00) iPlayTV 3 Apple TV
tvOS/16.4.1, Ignition X/14.1.2023041413-tvOS, AppleTV Unknown Apple TV