How popular isLangSmith in search?
In August 2026, there were an estimated 74K branded searches for LangSmith worldwide which held steady over the last 11 months. LangSmith holds 30.5% estimated Share of Search among LLM observability platforms worldwide and is ranked 2nd of 5 competitors for search popularity. These are worldwide searches for English-language branded terms.
Langfuse45.3%
LangSmith30.5%
Weights & Biases20.8%Helicone2.2%
Braintrust1.2%
Follow LangSmith 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
Where does LangSmith compete?
| Competitor set | Rank | Share of Search | Ranking |
|---|---|---|---|
| LLM observability platforms | 2nd of 5 | 30.5% | Shown below |
| Prompt management platforms | 1st of 5 | 71% | Show ranking |
| AI evaluation platforms | 1st of 5 | 77.6% | Show ranking |
Which LLM observability platforms compete with LangSmith?
Share of Search by month for Langfuse, LangSmith, Weights & Biases, Helicone. The figures are in the table below the chart.
View monthly share of search table
| Month | Langfuse | LangSmith | Weights & Biases | Helicone | Braintrust |
|---|---|---|---|---|---|
| Oct 2025 | 31.7% | 31.7% | 33.6% | 2.3% | 0.68% |
| Nov 2025 | 31.7% | 31.7% | 33.6% | 2.3% | 0.68% |
| Dec 2025 | 31.9% | 31.9% | 32.5% | 2.8% | 0.82% |
| Jan 2026 | 36.1% | 29.5% | 30% | 3.2% | 1.2% |
| Feb 2026 | 37.8% | 30.9% | 26.9% | 3.4% | 1% |
| Mar 2026 | 37.8% | 31.1% | 27% | 3.4% | 0.65% |
| Apr 2026 | 36.1% | 29.7% | 30.2% | 3.2% | 0.79% |
| May 2026 | 38.4% | 31.6% | 26.3% | 2.8% | 0.84% |
| Jun 2026 | 40.2% | 33.1% | 23.5% | 2.4% | 0.88% |
| Jul 2026 | 42.2% | 34.7% | 20.2% | 2.1% | 0.92% |
| Aug 2026 | 45.3% | 30.5% | 20.8% | 2.2% | 1.2% |
| Sep 2026 | — | — | — | — | — |
| Rank | Brand | Share of Search | Estimated monthly branded searches | vs prior month | Share change |
|---|---|---|---|---|---|
| 1, held 1st | 45.3% | 110K | 0% | +3.2 points | |
| 2, held 2nd | 30.5% | 74K | -18.2% | -4.2 points | |
| 3, held 3rd | 20.8% | 50.4K | -4.2% | +0.6 points | |
| 4, held 4th | 2.2% | 5.4K | 0% | +0.2 points | |
| 5, held 5th | 1.2% | 2.9K | +20.8% | +0.3 points |
1.
Langfuse
45.3%
Held 1st. 110K estimated branded searches, 0% vs prior month. Share +3.2 points.
30.5%
Held 2nd. 74K estimated branded searches, -18.2% vs prior month. Share -4.2 points.
20.8%
Held 3rd. 50.4K estimated branded searches, -4.2% vs prior month. Share +0.6 points.
4.
Helicone
2.2%
Held 4th. 5.4K estimated branded searches, 0% vs prior month. Share +0.2 points.
1.2%
Held 5th. 2.9K estimated branded searches, +20.8% vs prior month. Share +0.3 points.
Compare search popularity between LangSmith and its closest rivals
How has branded search demand for LangSmith changed worldwide over the last 12 months?
4 findings
- Across the 11 months ending August 2026, estimated monthly branded searches for LangSmith worldwide held steady at 74K.
- Across the 11 months ending August 2026, LangSmith’s estimated Share of Search among LLM observability platforms worldwide decreased from 31.7% to 30.5%.
- Across the 11 months ending August 2026, LangSmith’s estimated Share of Search among LLM observability platforms worldwide peaked at 34.7% in July 2026 and was lowest at 29.5% in January 2026.
- Across the 11 months ending August 2026, LangSmith rose from 3rd to 2nd among LLM observability platforms worldwide.
How did search popularity change for LLM observability platforms worldwide in August 2026?
4 changes
In August 2026, Langfuse gained estimated Share of Search among LLM observability platforms worldwide, from 42.2% to 45.3%.

In August 2026, Weights & Biases gained estimated Share of Search among LLM observability platforms worldwide, from 20.2% to 20.8%.

In August 2026, LangSmith lost estimated Share of Search among LLM observability platforms worldwide, from 34.7% to 30.5%.

Estimated monthly branded searches for Braintrust worldwide rose 81.3% over 11 measured months, from 1.6K to 2.9K in August 2026.
How is LangSmith measured?
Brandwave collects information about searches that people make online using LangSmith’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading.
1 branded search term
- langsmith
Do you work for LangSmith? To request corrections or removal please contact us via our support page and we will be happy to assist.

Is LangSmith 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.