Brandwave

How popular isArize Phoenix?

In September 2026, people searched for Arize Phoenix by name about 13,200 times worldwide, a 20% increase from the previous year. These searches made up 5.1% of all global LLM observability platform searches, placing Arize Phoenix fourth out of eight platforms. When we asked both ChatGPT and Google AI Overviews about LLM observability platforms, Arize Phoenix appeared in all answers and was the third most recommended of the eight.

Search and AI answers in September 2026

Arize Phoenix is the fourth most searched of 8 competitors and the third 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. HeliconeShare of searches 1.7%Mentioned in 2 of 5 AI answersPlace in AI recommendations 6th

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Top LLM observability platforms in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Arize Phoenix appeared in all five answers. Arize Phoenix is the third 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 Arize Phoenix?

Arize Phoenix against LLM observability platforms worldwide, by month

Share of searches by month for Langfuse, LangSmith, Weights & Biases, Arize Phoenix. 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. 3.Weights & Biases

    19.7%

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

  4. 4.Arize Phoenix

    5.1%

    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. 7.Braintrust

    1.1%

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

  8. 8.Datadog LLM Observability

    0.34%

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

Compare popularity between Arize Phoenix and its closest rivals

Every comparison with Arize Phoenix

7 comparisons

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

3 findings
  • Across the 12 months ending September 2026, estimated monthly branded searches for Arize Phoenix worldwide rose from 11K to 13.2K.
  • Across the 12 months ending September 2026, Arize Phoenix’s share of searches among LLM observability platforms worldwide increased from 4.4% to 5.1%.
  • Across the 12 months ending September 2026, Arize Phoenix’s share of searches among LLM observability platforms worldwide peaked at 7% in August 2026 and was lowest at 4% in December 2025.

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 Arize Phoenix’s branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using Arize Phoenix’s 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.

  • arize ai
  • arize phoenix

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