Data as of Aug 25, 2026 · Based on 2,097 AI responses · Shares cover the last 30 days · See how Parse measures this
Writing Instruments and Ink
Parse
https://parse.gl
Pilot Pen leads, named in 52% of answers, ahead of at 42% and at 40%.
| # | Brand | What AI says | Mention rate |
|---|---|---|---|
| 1 | While losing its top spot, it remains a staple for G2 gel pens. | 52% | |
| 2 | 42% | ||
| 3 | Now leads recommendations for gel pens and mechanical pencils, especially its EnerGel line. | 40% | |
| 4 | A consistent leader, frequently recommended for its reliable Safari and 2000 fountain pens. | 37% | |
| 5 | Frequently cited for its smooth Jetstream hybrid ink and Signo gel pens. | 33% | |
| 6 | A top choice for gel pens, with its Sarasa line frequently mentioned. | 29% | |
| 7 | 19% | ||
| 8 | Often suggested for its compact and portable Kaweco Sport fountain pens. | 19% | |
| 9 | Initially a top fountain pen choice, its mention rate has noticeably declined. | 15% | |
| 10 | 15% | ||
| 11 | 14% | ||
| 12 | 13% | ||
| 13 | The dominant brand for fountain pen ink, praised for its vast color selection. | 13% | |
| 14 | 12% | ||
| 15 | 11% | ||
| 16 | 11% | ||
| 17 | 10% | ||
| 18 | 10% | ||
| 19 | 9% | ||
| 20 | 9% | ||
| 21 | 8% | ||
| 22 | 7% | ||
| 23 | 6% | ||
| 24 | 6% | ||
| 25 | 5% |
Who wins on each AI
The same market, seen by two models.
Sources AI cited
reddit.com is the page AI reaches for most here, cited in 53% of analyzed answers.
Dropped from the #1 spot (78%) to #3 (40%) since October 2025.
Mention rate grew from 33% to 48% between Oct 2025 and Mar 2026.
“A popular fountain pen choice.” → “Framed as the Safari for beginners and the 2000 for professionals.”
Fell from a top-3 brand to outside the top 10 by March 2026.
Jumped from rank #44 to #14, cited for its Kuru Toga line.
| Brand | ChatGPT Search | Google AI Mode | Comparison |
|---|---|---|---|
| 64% | 45% | ||
| 37% | 27% | ||
| 23% | 21% | ||
| 25% | 11% | ||
| 9% | 15% |
The two models disagree most about Lamy Safari (ChatGPT #24, Google #11) and Uni Brands (ChatGPT #16, Google #4).
Across 2,097 AI responses, Pilot Pen is mentioned most, named in 52% of them, followed by Newell Brands (42%) and Pentel (40%).
Parse measures each brand's mention rate — the share of answers naming it — across 2,097 AI responses to this market's buyer questions over the last 30 days. Answers are collected daily and the ranking is re-measured on the same 30-day window.
Brands enter the ranking when AI answers mention them. Parse collects answers daily and publishes the re-measured set weekly, so new brands appear as AI starts recommending them.
Pentel, specifically its EnerGel line, has dominated this prompt from November 2025 onwards, solidifying its position as the top recommendation. Over time, AI responses have started to differentiate between quick-drying capabilities (Zebra Sarasa) and overall smoothness ( EnerGel).