Brandwave

How popular isLunary?

In September 2026, people searched for Lunary by name about 3,600 times worldwide, an 18.2% decrease from the previous year. These searches made up 1.4% of all global LLM observability platform searches, placing Lunary sixth out of eight platforms. When we asked both ChatGPT and Google AI Overviews about LLM observability platforms, Lunary appeared in two of the five answers and was the seventh most recommended of the eight.

Search and AI answers in September 2026

Lunary is the sixth most searched of 8 competitors and the seventh most recommended in AI answers.

  1. LangfuseShare of searches 42.3%Mentioned in 5 of 5 AI answersPlace in AI recommendations 1st
  2. LangSmithShare of searches 28.4%Mentioned in 5 of 5 AI answersPlace in AI recommendations 2nd
  3. Weights & BiasesShare of searches 19.7%Mentioned in 1 of 5 AI answersPlace in AI recommendations 8th
  4. Arize PhoenixShare of searches 5.1%Mentioned in 5 of 5 AI answersPlace in AI recommendations 3rd
  5. LunaryShare of searches 1.4%Mentioned in 2 of 5 AI answersPlace in AI recommendations 7th

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Top LLM observability platforms in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Lunary was mentioned in two out of five: not in any of the three ChatGPT answers, but in both Google AI Overviews. Lunary is the seventh most recommended of the eight.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. Langfuse1st
  2. LangSmith2nd
  3. Arize Phoenix3rd
  4. Braintrust4th
  5. Datadog LLM Observability5th
  6. Helicone6th
  7. Lunary7th
  8. Weights & Biases8th

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Langfuse5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • LangSmith5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Arize Phoenix5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Datadog LLM Observability5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Braintrust3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Helicone2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Lunary2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Weights & Biases1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about LLM observability platforms

5 answers

Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.

Which LLM observability platforms compete with Lunary?

Lunary against LLM observability platforms worldwide, by month

Share of searches by month for Langfuse, LangSmith, Weights & Biases, Arize Phoenix, Lunary. The figures are in the table below the chart.

View monthly share of searches table
MonthLangfuseLangSmithWeights & BiasesArize PhoenixHeliconeLunaryBraintrustDatadog LLM Observability
Oct 202529.3%29.3%31.5%4.4%2.1%1.7%0.63%0.95%
Nov 202529.4%29.4%31.8%4.4%2.1%1.4%0.64%0.76%
Dec 202529.8%29.8%30.7%4%2.7%1.5%0.77%0.77%
Jan 202633.3%27.2%28%4.8%3%2%1.1%0.7%
Feb 202634.9%28.5%25.1%5.1%3.1%1.4%0.93%0.93%
Mar 202634.9%28.7%25.2%5.1%3.1%1.4%0.6%0.92%
Apr 202633.6%27.6%28.4%4.9%3%1.1%0.73%0.58%
May 202635.7%29.4%24.7%4.8%2.6%1.2%0.78%0.78%
Jun 202637.1%30.5%21.9%5.5%2.2%1.2%0.81%0.81%
Jul 202639.3%32.4%19.1%4.7%1.9%1.3%0.86%0.46%
Aug 202641.2%27.7%19.2%7%2%1.3%1.1%0.37%
Sep 202642.3%28.4%19.7%5.1%1.7%1.4%1.1%0.34%
  1. 1.Langfuse

    42.3%

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

  2. 2.LangSmith

    28.4%

    Held 2nd. 74K estimated branded searches, 0% vs prior month. Share +0.7 points.

  3. Held 3rd. 51.3K estimated branded searches, +0.31% vs prior month. Share +0.5 points.

  4. Held 4th. 13.2K estimated branded searches, -29.4% vs prior month. Share -1.9 points.

  5. 5.Helicone

    1.7%

    Held 5th. 4.4K estimated branded searches, -18.5% vs prior month. Share -0.3 points.

  6. 6.Lunary

    1.4%

    Held 6th. 3.6K estimated branded searches, 0% vs prior month. Share 0 points.

  7. Held 7th. 2.9K estimated branded searches, 0% vs prior month. Share 0 points.

  8. Held 8th. 880 estimated branded searches, -12% vs prior month. Share 0 points.

Compare popularity between Lunary and its closest rivals

Every comparison with Lunary

7 comparisons

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

2 findings
  • Across the 12 months ending September 2026, estimated monthly branded searches for Lunary worldwide fell from 4.4K to 3.6K.
  • Across the 12 months ending September 2026, Lunary’s share of searches among LLM observability platforms worldwide held steady, from 1.7% to 1.4%.

How did search popularity change for LLM observability platforms worldwide in September 2026?

6 changes
  1. In September 2026, Langfuse gained share of searches among LLM observability platforms worldwide, from 41.2% to 42.3%.

  2. In September 2026, LangSmith gained share of searches among LLM observability platforms worldwide, from 27.7% to 28.4%.

  3. In September 2026, Weights & Biases gained share of searches among LLM observability platforms worldwide, from 19.2% to 19.7%.

  4. In September 2026, Arize Phoenix lost share of searches among LLM observability platforms worldwide, from 7% to 5.1%.

  5. Estimated monthly branded searches for Braintrust worldwide rose 81.3% over 12 measured months, from 1.6K to 2.9K in September 2026.

  6. Estimated monthly branded searches for Datadog LLM Observability worldwide fell 63.3% over 12 measured months, from 2.4K to 880 in September 2026.

How are Lunary’s branded searches counted?

1 search term

Brandwave collects information about searches that people make online using Lunary’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.

  • lunary

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How the Brand Demand Index is measured

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Is Lunary 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.