Brandwave

How popular isWeights & Biases in search?

In August 2026, there were an estimated 50.4K branded searches for Weights & Biases worldwide which is down 35.9% over the last 11 months. Weights & Biases holds 20.8% estimated Share of Search among LLM observability platforms worldwide and is ranked 3rd 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 Weights & Biases?

Weights & Biases 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 Weights & Biases and its closest rivals

How has branded search demand for Weights & Biases changed worldwide over the last 12 months?

  • Across the 11 months ending August 2026, estimated monthly branded searches for Weights & Biases worldwide fell from 78.6K to 50.4K.
  • Across the 11 months ending August 2026, Weights & Biases’ estimated Share of Search among LLM observability platforms worldwide decreased from 33.6% to 20.8%.
  • Across the 11 months ending August 2026, Weights & Biases’ estimated Share of Search among LLM observability platforms worldwide peaked at 33.6% in October 2025 and was lowest at 20.2% in July 2026.
  • Across the 11 months ending August 2026, Weights & Biases fell from 1st to 3rd 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 Weights & Biases compete?

Weights & Biases 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
Experiment tracking platforms2nd of 610.7%Show ranking
LLM observability platforms3rd of 520.8%Shown above
MLOps platforms1st of 545%Show ranking

How is Weights & Biases measured?

Brandwave collects information about searches that people make online using Weights & Biases’ 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.

2 branded search terms

  • wandb
  • weights and biases

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