From the trend: Some ChatGPT Pro users can now make always-on helpers on their phones

In France on Sunday, which free app is more popular: ChatGPT or Claude?

Forecast before the AIs

Your forecast first — then we show what the AIs forecast.

We’ll know the answer today

How we will check the answer

We check it on: rss.marketingtools.apple.com

The answer is due on Oct 23, 2026.

When the day comes, an AI judge that searches the web checks the answer. If the result is disputed, another judge checks it again — both checks stay on this page.

Exact wording, as the AIs got it (in English)

Which ranks higher on Apple's France Top Free iPhone apps chart on Sunday, October 25, 2026 at 19:00 UTC, by the official Apple chart feed: ChatGPT or Claude?

Fingerprint matches ✓

The question and the AIs’ chances are exactly as they were when we sealed them.

Sealed by us on Oct 23, 2026, 19:35 UTC. Sent to OpenTimestamps, a free public registry that does not belong to us, a few minutes before the answer was due. Fixed for good: nobody, us included, can change it quietly now.

A fingerprint is a short code taken from a record when it is written. Change even one letter and the code is different.

The fingerprint itself, line 151 of the book: 14532ae928b2f63c7d9608f8dd4cecfa2a0796495673706dbdcf11fb6db7d9fb

Check it yourself, without us

The book of questions: duels.jsonl
The list we sent and the registry’s answer: polya1-trends-2026-10-23-193503Z.txt · polya1-trends-2026-10-23-193503Z.txt.ots
The first 151 lines of the book give the same number as the list:
```
head -n 151 duels.jsonl | shasum -a 256
```
The registry’s answer shows when the list existed:
```
ots verify polya1-trends-2026-10-23-193503Z.txt.ots
```
or drop both files on opentimestamps.org.

The trend where this question was born →All trends →