ChatGPT already knows your other browsing.
OpenAI's ad collector at bzr.openai.com sets a cookie called __obi . It is scoped to .openai.com , its value is written while you are on ChatGPT and…
Programming
⚑ Report a ProblemLatest Programming news from Tech News
All topics
AI
agents
ai
api
architecture
automation
backend
beginners
career
database
devchallenge
devops
discuss
javascript
llm
machinelearning
mcp
opensource
performance
productivity
programming
python
react
rust
security
showdev
testing
tutorial
typescript
webdev
DSP Losing Auctions on Timeout While Infrastructure Costs Grow: What to Measure and How to Check Who Can Fix It
Originally published at ambrain.org . Timeouts on two exchange connections and an infrastructure bill that grows faster than revenue can both be mea…
Подбор рекламных объектов в DSP: сколько стоит найти нужный баннер за сто миллисекунд
Мне давно было любопытно разобраться, как в RTB (Real Time Bidding — аукционная закупка рекламы в реальном времени) устроена хайлоад часть. Задача в…
Publisher-Stage ARTF With bid_response on the Envelope Stages the Agent Wrong
An SSP-side ARTF host labels the extension point LIFECYCLE_PUBLISHER_BID_REQUEST , keeps yesterday's bid_response on the envelope for debugging, and…
plcmt=5 With playbackmethod=1 Validates. Those Two Integers Name Different Formats.
A trafficking template copies last quarter's instream tag, changes one field to pause inventory, and ships. The VAST response validates. The buyer's…
I went looking for my ad profile inside the bid request. It wasn't there.
When an ad is auctioned for you, a bid request goes out that describes you — segments, identity graphs, consent state, location precision. Buyers se…
The Number That Never Existed
A single made-up number, 1.9 percent, almost killed an experiment that never ran. Then I found the same lie hiding in my Medicare billing engine and…
Green Is a Timestamp
A test failed in my Medicare reimbursement engine on a day nobody touched the code. No commit, no deploy, no new data. I read the diff twice looking…
UID2: The Standard That Quietly Replaced the Tracking Cookie
While the industry celebrated the “death of the third-party cookie,” advertising platforms built a more persistent and standardized identity system…
OMID Explained: How IAB's Open Measurement SDK Works with VAST AdVerifications
You've probably seen apiFramework="omid" inside a VAST tag and wondered what it actually does. This is the practical explanation — what OMID is, how…