AI agent builder market, September 2026
Miles FosterOwner and tester, RankDude
The marketâ–Ľ Shrinking
- Visits, year on year
- -27%
- Visits vs August 2026
- -1.6%
- Name searches vs October 2025
- -31%
Every month I measure Google visits to the 25 AI agent builder sites I track, and how often people search for them by name. In September 2026 they got about 1.9 million visits, 27% fewer than a year ago and 2% fewer than in August 2026.
Below: who grew fastest (one site is up 1953% in a year), who sits highest on Google, where the visitors live and what comes next.
Data from DataForSEO, Tranco, Chrome UX Report, Ahrefs and SerpApi · not a ranking
AI agent builder market: the key numbers for September 2026
Four numbers for September 2026. Visits mean visits from Google search to the tracked sites. Tap one for the detail below.
- The tracked sites got 1,920,030 visits from Google in September 2026, 27% fewer than a year ago and 2% fewer than in August 2026.
- Google Ads gives no search figure I can publish for “ai agent builder” this month. People searched the site names 90,390 times in the US in September 2026, 31% less often than in October 2025.
- 2 tracked sites are on Google’s first page for “ai agent builder”; the highest is Lindy at position 2. Voiceflow is the most-visited site.
- 11.3% of visits came from the US (7.7% a year ago), then India, Brazil and Canada. The five most-visited sites took 81.4% of all visits.
1How many visits
In plain words: These sites got fewer visits from Google than a year ago (-27%), and September 2026 was about the same as August 2026 (-2%).
- Visits, September 2026
- 1,920,030 (-27.4% on a year ago, -1.6% on August 2026)
- US visits
- 217,098 (+6.4% on a year ago)
- 24-month peak
- 2,663,318 in January 2026
WorldVisits a month to AI agent builder sites, worldwide
Source: DataForSEO, Google search visits, all tracked sites.
Miles explains
Judge this line on the year, not the last dot: visits are 27% below a year ago, and 28% below the January 2026 high. One site winning or losing a ranking can swing a single month a lot.
2How many people went looking
People typed a site’s name into Google 31% less often than in October 2025 (-31%). That is the loyalty number, because nobody types a name by accident.
- Searches for "ai agent builder"
- no figure this month
- Name searches, September 2026
- 90,390 in the US (-31.2% since October 2025), 595,710 worldwide
USSearches a month for the site names, United States
Source: Google Ads via DataForSEO, to September 2026.
| Most searched by name, US | Searches a month |
|---|---|
 LangChain | 40,500 |
 CrewAI | 9,900 |
 Browserbase | 8,100 |
 Mastra | 5,400 |
 Agent Browser | 4,400 |
 LlamaIndex | 4,400 |
 Langflow | 3,600 |
 Relevance AI | 2,900 |
Most searched by name, US
- LangChain
- Searches a month
- 40,500
- CrewAI
- Searches a month
- 9,900
- Browserbase
- Searches a month
- 8,100
- Mastra
- Searches a month
- 5,400
- Agent Browser
- Searches a month
- 4,400
- LlamaIndex
- Searches a month
- 4,400
- Langflow
- Searches a month
- 3,600
- Relevance AI
- Searches a month
- 2,900
Ordered by US searches for the brand name in September 2026. A measured order, not a ranking.
Miles explains
Name searches are the number I trust most. They are down 31%, and nobody types a site’s name by accident, so this shows fewer people coming back on purpose.
3Who is on Google's first page
2 tracked sites are on Google’s first page for “ai agent builder”; the highest-placed is Lindy, at position 2. Being on that page is the biggest single thing that decides how many visits a site gets.
Ordered by US Google position for “ai agent builder”, then Tranco rank. A measured order, not a ranking.
| Site | Google US | Tranco | Move in 37 days | Search visits |
|---|---|---|---|---|
 Lindy | 2 | 106,405 | â–Ľ 1,794 | 88,152 |
 MindStudio | 9 | 101,662 | â–˛ 7,590 | 261,005 |
 Voiceflow | 13 | 39,686 | â–Ľ 58 | 520,675 |
 Pickaxe | 16 | 241,979 | â–˛ 7,889 | 11,697 |
| LangChain | – | 14,484 | ▲ 812 | 189,601 |
 Composio | – | 36,174 | ▲ 5,832 | 41,359 |
 Dify | – | 49,141 | ▲ 3,934 | 37,836 |
| LlamaIndex | – | 59,373 | ▼ 1,599 | 18,048 |
| CrewAI | – | 81,192 | ▲ 7,091 | 51,527 |
 CustomGPT | – | 84,887 | ▲ 1,162 | 2,738 |
| Browserbase | – | 97,872 | ▲ 6,780 | 185,319 |
 Browser Use | – | 110,820 | ▼ 15,056 | 11,037 |
 Botpress | – | 112,249 | ▲ 4,727 | 406,498 |
 SuperAGI | – | 134,513 | ▼ 7,478 | 2,714 |
| Relevance AI | – | 175,123 | ▼ 7,618 | 29,668 |
Site
- Lindy
- Google US
- 2
- Tranco
- 106,405
- Move in 37 days
- â–Ľ 1,794
- Search visits
- 88,152
- MindStudio
- Google US
- 9
- Tranco
- 101,662
- Move in 37 days
- â–˛ 7,590
- Search visits
- 261,005
- Voiceflow
- Google US
- 13
- Tranco
- 39,686
- Move in 37 days
- â–Ľ 58
- Search visits
- 520,675
- Pickaxe
- Google US
- 16
- Tranco
- 241,979
- Move in 37 days
- â–˛ 7,889
- Search visits
- 11,697
- LangChain
- Google US
- –
- Tranco
- 14,484
- Move in 37 days
- â–˛ 812
- Search visits
- 189,601
- Composio
- Google US
- –
- Tranco
- 36,174
- Move in 37 days
- â–˛ 5,832
- Search visits
- 41,359
- Dify
- Google US
- –
- Tranco
- 49,141
- Move in 37 days
- â–˛ 3,934
- Search visits
- 37,836
- LlamaIndex
- Google US
- –
- Tranco
- 59,373
- Move in 37 days
- â–Ľ 1,599
- Search visits
- 18,048
- CrewAI
- Google US
- –
- Tranco
- 81,192
- Move in 37 days
- â–˛ 7,091
- Search visits
- 51,527
- CustomGPT
- Google US
- –
- Tranco
- 84,887
- Move in 37 days
- â–˛ 1,162
- Search visits
- 2,738
- Browserbase
- Google US
- –
- Tranco
- 97,872
- Move in 37 days
- â–˛ 6,780
- Search visits
- 185,319
- Browser Use
- Google US
- –
- Tranco
- 110,820
- Move in 37 days
- â–Ľ 15,056
- Search visits
- 11,037
- Botpress
- Google US
- –
- Tranco
- 112,249
- Move in 37 days
- â–˛ 4,727
- Search visits
- 406,498
- SuperAGI
- Google US
- –
- Tranco
- 134,513
- Move in 37 days
- â–Ľ 7,478
- Search visits
- 2,714
- Relevance AI
- Google US
- –
- Tranco
- 175,123
- Move in 37 days
- â–Ľ 7,618
- Search visits
- 29,668
Source: DataForSEO (US Google positions) and Tranco, September 2026. First 15 of 25 sites shown.
Miles explains
No tracked site sits high on Google for “ai agent builder”, so most visits here come from people who already know the names.
4Who grew, who faded
Biggest gain in September 2026: Pickaxe (+46%); biggest loss: LlamaIndex (-27%). Year-on-year growers are on the demand page.
Biggest moves in September 2026
| Up this month | Aug 26 | Sep 26 | Change |
|---|---|---|---|
| Pickaxe | 8,009 | 11,697 | +46.0% |
 AutoGPT | 7,876 | 11,293 | +43.4% |
| Browserbase | 147,496 | 185,319 | +25.6% |
| Botpress | 324,581 | 406,498 | +25.2% |
| Composio | 33,612 | 41,359 | +23.0% |
| MindStudio | 228,886 | 261,005 | +14.0% |
Up this month
- Pickaxe
- Aug 26
- 8,009
- Sep 26
- 11,697
- Change
- +46.0%
- AutoGPT
- Aug 26
- 7,876
- Sep 26
- 11,293
- Change
- +43.4%
- Browserbase
- Aug 26
- 147,496
- Sep 26
- 185,319
- Change
- +25.6%
- Botpress
- Aug 26
- 324,581
- Sep 26
- 406,498
- Change
- +25.2%
- Composio
- Aug 26
- 33,612
- Sep 26
- 41,359
- Change
- +23.0%
- MindStudio
- Aug 26
- 228,886
- Sep 26
- 261,005
- Change
- +14.0%
| Down this month | Aug 26 | Sep 26 | Change |
|---|---|---|---|
| LlamaIndex | 24,708 | 18,048 | -27.0% |
| Lindy | 120,072 | 88,152 | -26.6% |
| Browser Use | 14,753 | 11,037 | -25.2% |
| LangChain | 231,112 | 189,601 | -18.0% |
| Voiceflow | 631,522 | 520,675 | -17.6% |
| Relevance AI | 32,981 | 29,668 | -10.0% |
Down this month
- LlamaIndex
- Aug 26
- 24,708
- Sep 26
- 18,048
- Change
- -27.0%
- Lindy
- Aug 26
- 120,072
- Sep 26
- 88,152
- Change
- -26.6%
- Browser Use
- Aug 26
- 14,753
- Sep 26
- 11,037
- Change
- -25.2%
- LangChain
- Aug 26
- 231,112
- Sep 26
- 189,601
- Change
- -18.0%
- Voiceflow
- Aug 26
- 631,522
- Sep 26
- 520,675
- Change
- -17.6%
- Relevance AI
- Aug 26
- 32,981
- Sep 26
- 29,668
- Change
- -10.0%
Brand demand, since October 2025
| Searched more | Oct 25 | Sep 26 | Change |
|---|---|---|---|
| Agent Browser | 1,300 | 4,400 | +238.5% |
| Dify | 1,000 | 1,300 | +30.0% |
 Skyvern | 1,300 | 1,600 | +23.1% |
| Browserbase | 6,600 | 8,100 | +22.7% |
Searched more
- Agent Browser
- Oct 25
- 1,300
- Sep 26
- 4,400
- Change
- +238.5%
- Dify
- Oct 25
- 1,000
- Sep 26
- 1,300
- Change
- +30.0%
- Skyvern
- Oct 25
- 1,300
- Sep 26
- 1,600
- Change
- +23.1%
- Browserbase
- Oct 25
- 6,600
- Sep 26
- 8,100
- Change
- +22.7%
| Searched less | Oct 25 | Sep 26 | Change |
|---|---|---|---|
| Voiceflow | 6,600 | 1,900 | -71.2% |
| AutoGPT | 2,900 | 1,000 | -65.5% |
| Botpress | 4,400 | 1,900 | -56.8% |
| Relevance AI | 6,600 | 2,900 | -56.1% |
| Langflow | 8,100 | 3,600 | -55.6% |
| MindStudio | 2,900 | 1,300 | -55.2% |
Searched less
- Voiceflow
- Oct 25
- 6,600
- Sep 26
- 1,900
- Change
- -71.2%
- AutoGPT
- Oct 25
- 2,900
- Sep 26
- 1,000
- Change
- -65.5%
- Botpress
- Oct 25
- 4,400
- Sep 26
- 1,900
- Change
- -56.8%
- Relevance AI
- Oct 25
- 6,600
- Sep 26
- 2,900
- Change
- -56.1%
- Langflow
- Oct 25
- 8,100
- Sep 26
- 3,600
- Change
- -55.6%
- MindStudio
- Oct 25
- 2,900
- Sep 26
- 1,300
- Change
- -55.2%
Source: Google Ads via DataForSEO.
5Where the visitors live
About 11 of every 100 visits come from the United States.
- US share of visits
- 11.3% (7.7% a year ago)
- Largest outside the US
- India, Brazil and Canada
USShare of visits that come from the US (%)
US share of worldwide search visits, month by month.
| Country | Search visits a month | Share of the measured countries |
|---|---|---|
| India | 334,189 | 62.5% |
| Brazil | 58,344 | 10.9% |
| Canada | 53,505 | 10% |
| United Kingdom | 37,793 | 7.1% |
| Germany | 19,821 | 3.7% |
| France | 16,054 | 3% |
| Australia | 14,578 | 2.7% |
Country
- India
- Search visits a month
- 334,189
- Share of the measured countries
- 62.5%
- Brazil
- Search visits a month
- 58,344
- Share of the measured countries
- 10.9%
- Canada
- Search visits a month
- 53,505
- Share of the measured countries
- 10%
- United Kingdom
- Search visits a month
- 37,793
- Share of the measured countries
- 7.1%
- Germany
- Search visits a month
- 19,821
- Share of the measured countries
- 3.7%
- France
- Search visits a month
- 16,054
- Share of the measured countries
- 3%
- Australia
- Search visits a month
- 14,578
- Share of the measured countries
- 2.7%
Source: DataForSEO, September 2026.
Miles explains
The US is the single biggest market, but only about 11 in every 100 visits. India alone is 62.5% of the countries I measure outside it.
6Links and ratings
The tracked sites had 119,241 referring domains between them in September 2026; this is the first reading, so there is no year-on-year figure yet. The average Domain Rating is 73. LangChain has the strongest link profile at DR 88.
| By Domain Rating (Ahrefs) | DR |
|---|---|
| LangChain | 88 |
| LlamaIndex | 82 |
| CrewAI | 79 |
| Voiceflow | 79 |
| Dify | 78 |
| Lindy | 78 |
| Botpress | 77 |
| Composio | 77 |
By Domain Rating (Ahrefs)
- LangChain
- DR
- 88
- LlamaIndex
- DR
- 82
- CrewAI
- DR
- 79
- Voiceflow
- DR
- 79
- Dify
- DR
- 78
- Lindy
- DR
- 78
- Botpress
- DR
- 77
- Composio
- DR
- 77
| By referring domains | Domains |
|---|---|
| LangChain | 24,746 |
| Botpress | 8,524 |
| CrewAI | 8,100 |
| LlamaIndex | 7,787 |
| Lindy | 7,095 |
| Voiceflow | 6,524 |
| SuperAGI | 6,305 |
| Dify | 5,976 |
By referring domains
- LangChain
- Domains
- 24,746
- Botpress
- Domains
- 8,524
- CrewAI
- Domains
- 8,100
- LlamaIndex
- Domains
- 7,787
- Lindy
- Domains
- 7,095
- Voiceflow
- Domains
- 6,524
- SuperAGI
- Domains
- 6,305
- Dify
- Domains
- 5,976
Source: DataForSEO and Ahrefs, September 2026.