A1 Lane

Channels / X

X

Read back

We read the post back from the platform and record what it shows.

X: the delivery rail, ending in the state X can honestly reach. Sample

How posts get there

API v2: chunked media upload → POST /2/tweets → read-back; threads post each part as a reply to the previous.

Limits we enforce

Caption
280 characters
Video size
up to 512 MB
Video length
0.5 s to 2.33333 min
Video formats
MOV, MP4
Image size
up to 5 MB
Text-only posts
yes

Per-app and per-user rate limits; the engine defers on 429.

Platform review

None beyond X's paid API tiers.

Delivery receipt
A weekend outside
X
Sample
Scheduled
Sat 09:00 PT
Observed
Sat 09:01 PT
Visibility
Public
Verified liveRead back

X is pay-per-use. $0.015 per post, $0.20 per post with a link; each thread part and the first comment is priced on its own. The composer shows the whole draft's price before you schedule. A monthly budget of $150.00 is set on this deployment. Workspaces can set their own soft and hard caps.

Make something worth sharing. We'll bring back the proof.

No card. The trial's end date is shown up front, and when it ends publishing simply pauses until you choose a plan.