Brandwave

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.

Share of Search, August 2026
  1. Langfuse45.3%
  2. LangSmith30.5%
  3. Weights & Biases20.8%
  4. Helicone2.2%
  5. Braintrust1.2%
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Which LLM observability platforms compete with LangSmith?

LangSmith against LLM observability platforms worldwide, by month

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
MonthLangfuseLangSmithWeights & BiasesHeliconeBraintrust
Oct 202531.7%31.7%33.6%2.3%0.68%
Nov 202531.7%31.7%33.6%2.3%0.68%
Dec 202531.9%31.9%32.5%2.8%0.82%
Jan 202636.1%29.5%30%3.2%1.2%
Feb 202637.8%30.9%26.9%3.4%1%
Mar 202637.8%31.1%27%3.4%0.65%
Apr 202636.1%29.7%30.2%3.2%0.79%
May 202638.4%31.6%26.3%2.8%0.84%
Jun 202640.2%33.1%23.5%2.4%0.88%
Jul 202642.2%34.7%20.2%2.1%0.92%
Aug 202645.3%30.5%20.8%2.2%1.2%
Sep 2026—————

  1. 1.Langfuse

    45.3%

    Held 1st. 110K estimated branded searches, 0% vs prior month. Share +3.2 points.

  2. 2.LangSmith

    30.5%

    Held 2nd. 74K estimated branded searches, -18.2% vs prior month. Share -4.2 points.

  3. 3.Weights & Biases

    20.8%

    Held 3rd. 50.4K estimated branded searches, -4.2% vs prior month. Share +0.6 points.

  4. 4.Helicone

    2.2%

    Held 4th. 5.4K estimated branded searches, 0% vs prior month. Share +0.2 points.

  5. 5.Braintrust

    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?

  • 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?

  1. In August 2026, Langfuse gained estimated Share of Search among LLM observability platforms worldwide, from 42.2% to 45.3%.

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

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

  4. Estimated monthly branded searches for Braintrust worldwide rose 81.3% over 11 measured months, from 1.6K to 2.9K in August 2026.

Where does LangSmith compete?

LangSmith 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 SearchRanking
LLM observability platforms2nd of 530.5%Shown above
Prompt management platforms1st of 571%Show ranking
AI evaluation platforms1st of 577.6%Show ranking

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

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How the Brand Demand Index is measured

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