The new character counts seem to have broken the API. It seems to be for all the APIs, but as a test case getting @twitter’s user_timeline shows one of the tweet texts as
“Say more about what’s happening! Rolling out now: photos, videos, GIFs, polls, and Quote Tweets no longer count tow… https://t.co/SRmsuks2ru”.
For this post: https://twitter.com/twitter/status/777915304261193728.
Update: Sorry, ignore me! I forgot to check the docs involving the tweet_mode=extended flag.
All the best,