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Tapo C121

Tapo / C121

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Tapo C121 outdoor Wi-Fi camera, black
Image: Tapo

Does the Tapo C121 work with HomeKit, Alexa, and Google Home?

The Tapo C121 is a 4 MP (2K) camera that plugs in and carries an IP66 rating for indoor or outdoor use.

RTSP and ONVIF allow local viewing, and Alexa and Google Assistant work with it. It suits Google Home and Alexa users, with native support through the maker's cloud.

At a glance: works withHow this is decided: cited platform facts only
HomeKit
Unknown
Unknown
Google Home
Yes[1]
Wi-Fi cloud, native
Alexa
Yes[1]
Wi-Fi cloud, native
SmartThings
Unknown
Unknown
Home Assistant
Unknown
Unknown

Key facts

Tapo C121 facts

How facts are sourced: every cell cites its source below
FactValue
StatusCurrent[2]
List price$44.99[2] as of
TypeIndoor/outdoor camera: fixed[1]
Resolution2K (2560 x 1440, 4 MP)[1]
PowerPlug-in adapter[1]
Weather ratingIP66[1]
microSD max512 GB[1]
RTSP / ONVIFRTSP and ONVIF[3]
HomeKitunknown
Tapo hubWorks with H200 and H500 hubs[4] (Compatibility depends on the hardware version.)
AI detectionMotion, person, vehicle, pet, line crossing, baby cry, meow, bark, glass breaking[1]
Local APIRTSP and ONVIF (Profile S)[3]

Integration paths

How the Tapo C121 connects

2 pathsHow facts are sourced: every cell cites its source below
PathRequiresiLocaliFeatures lostPlatformsi
Wi-Fi localCamera account created in the Tapo app, Camera and viewer on the same local network[3]Yes[3]unknownunknown
Wi-Fi cloud2.4 GHz Wi-Fi network[1]unknownunknown
About these columns
Requires
Hardware the path needs beyond the device and a controller.
Local
Yes when control on this path keeps working with the internet down.
Platforms
The platforms that work with the device on this path: Native (out of the box), Via integration (needs an add-on) or Not supported.

Home Assistant and Homey

Cite this page

Tapo C121. Smart Home Canon. https://smarthomecanon.com/devices/tp-link-tapo-c121. Last checked 2026-10-09.

Sources

  1. [1]
    MFRtp-link.com / Tapo C121 product page (tp-link.com US)
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  2. [2]
    MFRus.store.tapo.com / Tapo US store: Tapo C121 (2K QHD Indoor/Outdoor Security Camera Black, Tapo C121)
    Accessed Back to text
  3. [3]
    MFRtp-link.com / TP-Link support: How to View Tapo Camera on PC, NAS, or NVR Using RTSP/ONVIF
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  4. [4]
    MFRtp-link.com / TP-Link support: Which TP-Link Tapo Cameras/Devices Are Compatible with Tapo Hub
    Accessed Back to text