MODELDRIFT.WATCH

Sep 27 · Day 18

MINOR · GPT · QUESTION 24

GPT named a different first choice for a request for a ranked top 5 of noise-cancelling headphones.

Why it’s minor

Which products a model recommends is read out of its answer by the least reliable part of our scorer, so compare the two answers before reading much into this.

The full answers

Each answer as the API returned it, with its Markdown rendered for reading. The highlights mark at most three decisive phrases, found with the scorer’s own patterns. Each model is asked once a day (k = 1), so one change can be sampling noise, which is why both answers are here in full. How scoring works.

Asked verbatim · Question 24

Best noise-cancelling headphones for long-haul flights — give me a ranked top 5 with brand and model.

SEP 26beforePermalink

Picks read from the answer, in order
  1. Bose QuietComfort Ultra Headphones
  2. Sony WH-1000XM6
  3. Bose QuietComfort Headphones
  4. Sennheiser Momentum 4 Wireless
  5. Apple AirPods Max

Top 5 noise-cancelling headphones for long-haul flights

  • 1.Bose QuietComfort Ultra Headphones — Best overall
    Exceptional cabin-noise cancellation, plush comfort, and a compact folding design. About 24 hours of battery life.
  • 2.Sony WH-1000XM6 — Best features and battery balance
    Excellent ANC, strong sound customization, clear calls, and roughly 30 hours with ANC enabled.
  • 3.Bose QuietComfort Headphones — Best for all-day comfort
    Lighter and usually cheaper than the Ultra, with excellent low-frequency engine-noise reduction and around 24 hours of battery.
  • 4.Sennheiser Momentum 4 Wireless — Best battery life
    Up to 60 hours per charge, very good sound and comfort. ANC is effective, though slightly behind Bose and Sony in aircraft cabins.
  • 5.Apple AirPods Max (USB‑C) — Best for Apple users
    Strong ANC, excellent transparency mode, and seamless Apple-device switching. Downsides are the heavier build, non-folding design, and roughly 20-hour battery.

Best single pick: Bose QuietComfort Ultra for maximum comfort and cabin-noise suppression.
Best for very long itineraries: Sennheiser Momentum 4 for battery life.

SEP 27afterPermalink

Picks read from the answer, in order
  1. Sony WH-1000XM6
  2. Bose QuietComfort Ultra Headphones
  3. Bose QuietComfort Headphones
  4. Sennheiser Momentum 4 Wireless
  5. Sonos Ace

Top 5 noise-cancelling headphones for long-haul flights

  • 1.Sony WH-1000XM6 — Best overall: excellent ANC, comfortable fit, foldable design, and roughly 30-hour battery life.
  • 2.Bose QuietComfort Ultra Headphones — Best noise cancellation and cabin comfort; exceptionally effective against engine rumble.
  • 3.Bose QuietComfort Headphones — Lighter and usually cheaper than the Ultra, with excellent comfort and strong ANC.
  • 4.Sennheiser Momentum 4 Wireless — Best battery life at up to 60 hours; very good sound and solid, though not class-leading, ANC.
  • 5.Sonos Ace — Comfortable, premium-sounding, with effective ANC and around 30 hours of battery life.

Quick recommendation: Pick the Sony WH-1000XM6 for the best all-round travel package, or the Bose QuietComfort Ultra if maximum cabin-noise reduction is your priority.

Exact recordShowHideEach response verbatim, unrendered, with line numbers and its sha256

Before baseline

2026-09-26 permalink

Scored
answered
Received
2026-09-26 09:15:58 UTC
Run
20260926T090007Z-89c0b7
Served by
OpenAI · HTTP 200 · finish stop
Size
1,208 characters · 535 tokens out incl. hidden reasoning · 8.1 s
Extracted picks, in order · confidence high
  1. Bose QuietComfort Ultra Headphones
  2. Sony WH-1000XM6
  3. Bose QuietComfort Headphones
  4. Sennheiser Momentum 4 Wireless
  5. Apple AirPods Max

Highlighted: the names the extractor took as picks, where they appear verbatim (5 of 5).

## Top 5 noise-cancelling headphones for long-haul flights
1. **Bose QuietComfort Ultra Headphones** — Best overall
Exceptional cabin-noise cancellation, plush comfort, and a compact folding design. About **24 hours** of battery life.
2. **Sony WH-1000XM6** — Best features and battery balance
Excellent ANC, strong sound customization, clear calls, and roughly **30 hours** with ANC enabled.
3. **Bose QuietComfort Headphones** — Best for all-day comfort
Lighter and usually cheaper than the Ultra, with excellent low-frequency engine-noise reduction and around **24 hours** of battery.
4. **Sennheiser Momentum 4 Wireless** — Best battery life
Up to **60 hours** per charge, very good sound and comfort. ANC is effective, though slightly behind Bose and Sony in aircraft cabins.
5. **Apple AirPods Max (USB‑C)** — Best for Apple users
Strong ANC, excellent transparency mode, and seamless Apple-device switching. Downsides are the **heavier build**, non-folding design, and roughly **20-hour** battery.
**Best single pick:** Bose QuietComfort Ultra for maximum comfort and cabin-noise suppression.
**Best for very long itineraries:** Sennheiser Momentum 4 for battery life.

End of response · 19 lines · 1,208 characters · sha256 91fb2718109b3b7d68327e740f458dac4f570e013f474ae80a094e630d141bfe

After this run

2026-09-27 permalink

Scored
answered
Received
2026-09-27 09:16:11 UTC
Run
20260927T090007Z-7adb14
Served by
OpenAI · HTTP 200 · finish stop
Size
859 characters · 727 tokens out incl. hidden reasoning · 12.6 s
Extracted picks, in order · confidence high
  1. Sony WH-1000XM6
  2. Bose QuietComfort Ultra Headphones
  3. Bose QuietComfort Headphones
  4. Sennheiser Momentum 4 Wireless
  5. Sonos Ace

Highlighted: the names the extractor took as picks, where they appear verbatim (5 of 5).

### Top 5 noise-cancelling headphones for long-haul flights
1. **Sony WH-1000XM6** — Best overall: excellent ANC, comfortable fit, foldable design, and roughly 30-hour battery life.
2. **Bose QuietComfort Ultra Headphones** — Best noise cancellation and cabin comfort; exceptionally effective against engine rumble.
3. **Bose QuietComfort Headphones** — Lighter and usually cheaper than the Ultra, with excellent comfort and strong ANC.
4. **Sennheiser Momentum 4 Wireless** — Best battery life at up to 60 hours; very good sound and solid, though not class-leading, ANC.
5. **Sonos Ace** — Comfortable, premium-sounding, with effective ANC and around 30 hours of battery life.
**Quick recommendation:** Pick the **Sony WH-1000XM6** for the best all-round travel package, or the **Bose QuietComfort Ultra** if maximum cabin-noise reduction is your priority.

End of response · 9 lines · 859 characters · sha256 054832405338d5606c3708c821fda05999383246570c7006dba1dab4536e7178

Record detailsShowHideModel version, runs, baseline, triage, permalink, event ID
Model
openai/gpt-5.6-sol
pinned openai/gpt-5.6-sol-20260709; alias resolved to openai/gpt-5.6-sol-20260709 at 2026-09-27 09:00:07 UTC (matches the pin)
Prompt
Question 24: P3 (recommendation)
Why this question
Asking for a ranked list makes a change in the order easy to see.
Change
first extracted pick differs from the baseline's (full lists below)
Baseline
7 prior days with data; 7 matched the baseline value (2026-09-20, 2026-09-21, 2026-09-22, 2026-09-23, 2026-09-24, 2026-09-25, 2026-09-26)
Responses
before 2026-09-26 09:15:58 UTC, run 20260926T090007Z-89c0b7; after 2026-09-27 09:16:11 UTC, run 20260927T090007Z-7adb14
Detected
2026-09-27 · run 20260927T090007Z-7adb14, started 2026-09-27 09:00:07 UTC · scorer v1 · severity rules r2
Permalink
https://modeldrift.watch/e/2026-09-27/P3/openai/gpt-5.6-sol/pick_change/picks.top/
Event ID
2026-09-27:P3:openai/gpt-5.6-sol:pick_change:picks.top

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