Brandwave

How popular isLangfuse in search?

In August 2026, there were an estimated 110K branded searches for Langfuse worldwide which is up 48.6% over the last 11 months. Langfuse holds 45.3% estimated Share of Search among LLM observability platforms worldwide and is ranked 1st 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 Langfuse?

Langfuse 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 Langfuse and its closest rivals

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

  • Across the 11 months ending August 2026, estimated monthly branded searches for Langfuse worldwide rose from 74K to 110K.
  • Across the 11 months ending August 2026, Langfuse’s estimated Share of Search among LLM observability platforms worldwide increased from 31.7% to 45.3%.
  • Across the 11 months ending August 2026, Langfuse rose from 2nd to 1st 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.

How is Langfuse measured?

Brandwave collects information about searches that people make online using Langfuse’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

  • langfuse

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How the Brand Demand Index is measured

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