Brandwave

How popular isGlean?

In September 2026, people searched for Glean by name about 650 times worldwide, a 25.3% decrease from the previous year. These searches made up 0.03% of all global AI knowledge base tool searches, placing Glean seventh out of nine tools. When we asked both ChatGPT and Google AI Overviews about AI knowledge base tools, Glean appeared in three of the five answers and was the fourth most recommended of the nine.

Search and AI answers in September 2026

Glean is the seventh most searched of 9 competitors and the fourth most recommended in AI answers.

  1. ConfluenceShare of searches 84.2%Mentioned in 4 of 5 AI answersPlace in AI recommendations 3rd
  2. NotionShare of searches 11.3%Mentioned in 4 of 5 AI answersPlace in AI recommendations 1st
  3. ProProfsShare of searches 1.9%Mentioned in 1 of 5 AI answersPlace in AI recommendations 7th
  4. SliteShare of searches 1.9%Mentioned in 3 of 5 AI answersPlace in AI recommendations 6th
  5. GleanShare of searches 0.03%Mentioned in 3 of 5 AI answersPlace in AI recommendations 4th

+4 more

Glean website (opens in a new tab)

Follow Glean and get free monthly updates on what changed

By continuing you'll get index updates and occasional product news from Brandwave. Unsubscribe any time. Privacy

Top AI knowledge base tools in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Glean was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. Glean is the fourth most recommended of the nine.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. Notion1st
  2. Guru2nd
  3. Confluence3rd
  4. Glean4th
  5. Document3605th
  6. Slite6th
  7. ProProfs7th
  8. Helpjuice–
  9. Slab–

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Confluence4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Notion4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Guru4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Slite3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Document3603 of 5Named in 1 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Glean3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • ProProfs1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Helpjuice0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Slab0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about AI knowledge base tools

5 answers

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.

Which AI knowledge base tools compete with Glean?

Glean against AI knowledge base tools worldwide, by month

Share of searches by month for Confluence, Notion, Glean. The figures are in the table below the chart.

View monthly share of searches table
MonthConfluenceNotionProProfsSliteDocument360HelpjuiceGleanSlabGuru
Oct 202582.9%11.1%2.2%2.2%0.82%0.66%0.06%0.01%<0.01%
Nov 202581.3%10.9%3.3%2.7%0.98%0.8%0.07%0.01%<0.01%
Dec 202582.3%11.1%2.2%2.7%0.81%0.81%0.07%0.01%<0.01%
Jan 202681%13.3%2.2%2.2%0.65%0.65%0.05%0.01%<0.01%
Feb 202680.5%13.2%2.7%2.2%0.79%0.65%0.07%0.02%0.01%
Mar 202683.5%11.2%2.3%1.8%0.67%0.55%0.06%0.01%0.01%
Apr 202680.6%13.2%2.7%2.2%0.79%0.53%0.06%0.02%<0.01%
May 202680.9%13.2%2.7%2.2%0.53%0.43%0.06%0.01%0.01%
Jun 202685.1%9.4%1.9%2.8%0.45%0.37%0.04%<0.01%<0.01%
Jul 202679.9%13.1%2.1%3.9%0.52%0.34%0.05%0.01%0.01%
Aug 202680.5%13.2%2.2%3.2%0.53%0.35%0.05%0.01%<0.01%
Sep 202684.2%11.3%1.9%1.9%0.45%0.3%0.03%0.01%<0.01%

  1. 1.Confluence

    84.2%

    Held 1st. 823K estimated branded searches, +22.3% vs prior month. Share +3.7 points.

  2. 2.Notion

    11.3%

    Held 2nd. 110K estimated branded searches, 0% vs prior month. Share -1.9 points.

  3. 3.ProProfs

    1.9%

    Moved from 4th to 3rd. 18.1K estimated branded searches, 0% vs prior month. Share -0.3 points.

  4. 4.Slite

    1.9%

    Moved from 3rd to 4th. 18.1K estimated branded searches, -33.2% vs prior month. Share -1.4 points.

  5. 5.Document360

    0.45%

    Held 5th. 4.4K estimated branded searches, 0% vs prior month. Share -0.1 points.

  6. 6.Helpjuice

    0.3%

    Held 6th. 2.9K estimated branded searches, 0% vs prior month. Share -0.1 points.

  7. 7.Glean

    0.03%

    Held 7th. 320 estimated branded searches, -17.9% vs prior month. Share 0 points.

  8. 8.Slab

    0.01%

    Held 8th. 110 estimated branded searches, 0% vs prior month. Share 0 points.

  9. 9.Guru

    <0.01%

    Held 9th. 70 estimated branded searches, 0% vs prior month. Share 0 points.

Compare popularity between Glean and its closest rivals

Every comparison with Glean

12 comparisons

How has branded search demand for Glean changed worldwide over the last 12 months?

2 findings
  • Across the 12 months ending September 2026, estimated monthly branded searches for Glean worldwide fell from 870 to 650.
  • Across the 12 months ending September 2026, Glean’s share of searches among AI knowledge base tools worldwide held steady, from 0.06% to 0.03%.

How did search popularity change for AI knowledge base tools worldwide in September 2026?

6 changes

  1. In September 2026, Confluence gained share of searches among AI knowledge base tools worldwide, from 80.5% to 84.2%.

  2. In September 2026, Notion lost share of searches among AI knowledge base tools worldwide, from 13.2% to 11.3%.

  3. In September 2026, Slite lost share of searches among AI knowledge base tools worldwide, from 3.2% to 1.9%.

  4. In September 2026, ProProfs rose from 4th to 3rd among AI knowledge base tools worldwide.

  5. Estimated monthly branded searches for Helpjuice worldwide fell 56.1% over 12 measured months, from 6.6K to 2.9K in September 2026.

  6. Estimated monthly branded searches for Glean worldwide fell 45.8% over 12 measured months, from 590 to 320 in September 2026.

How are Glean’s branded searches counted?

3 search terms

Brandwave collects information about searches that people make online using Glean’s name. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brand is growing, holding steady, or fading.

  • enterprise search glean
  • glean enterprise search
  • glean search

Do you work for Glean? To request corrections or removal please contact us via our support page and we will be happy to assist.

How the Brand Demand Index is measured

Where does Glean compete?

Glean is ranked in three competitor sets. Each share is worked out among that set's brands, so it differs from set to set.
Competitor setRankShare of searchesRanking
AI knowledge base tools7th of 90.03%Shown above
Enterprise search platforms5th of 50.51%Show ranking
AI search platforms5th of 50.01%Show ranking
Creator with pink hair and a pink jacket

Is Glean your brand?

Put your own campaigns, spend and outcomes next to this demand line, so you can see which of your marketing lined up with the movements above.

Start free