Brandwave

Cartesia vs ElevenLabs:Which is more popular?

In September 2026, ElevenLabs had more branded searches than Cartesia among text to speech APIs worldwide. ElevenLabs had about 7.1 million branded searches, while Cartesia had 201,000. ElevenLabs made up 95.5% of all text to speech API searches we track, and Cartesia accounted for 2.7%. When we asked ChatGPT and Google AI Overviews about text to speech APIs, ElevenLabs appeared in all five answers and Cartesia in three. ElevenLabs was mentioned before Cartesia in every answer.

Among text to speech APIs worldwide in September 2026

Who do people search for more?

ElevenLabs, about 35 searches for every 1 for Cartesia

ElevenLabs 7.1M searchesCartesia 201K searches

Who does AI mention more?

ElevenLabs, mentioned in every answer we collected

ElevenLabs in 5 of 5Cartesia in 3 of 5

Who does AI recommend more?

ElevenLabs, named ahead of Cartesia in every answer

ElevenLabs first in 3Cartesia never first

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Top text to speech APIs in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, ElevenLabs appeared in all five answers. Cartesia was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. ElevenLabs was listed before Cartesia in every answer.

Most recommended by AI

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

  1. ElevenLabs1st
  2. Cartesia2nd
  3. Amazon Polly3rd
  4. Murf AI–
  5. Play.ht–
  6. Resemble AI–

Mentioned by AI

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

  • ElevenLabs5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Cartesia3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Amazon Polly2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Murf AI0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Play.ht0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Resemble AI0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about text to speech APIs

5 answers

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in the United States on October 19, 2026.

Is Cartesia or ElevenLabs more popular in search?

This chart shows how often people search Google for Cartesia and ElevenLabs by name. Each line represents a brand's share of searches for all six text to speech APIs we track, month by month, from English-language searches worldwide.

Cartesia and ElevenLabs among text to speech APIs worldwide, by month

Share of searches by month for ElevenLabs, Cartesia. The figures are in the table below the chart.

View monthly share of searches table
MonthElevenLabsCartesiaMurf AIPlay.htResemble AIAmazon Polly
Oct 202594.9%0.11%2.4%1.8%0.55%0.35%
Nov 202595.2%0.16%2.3%1.5%0.55%0.36%
Dec 202595.7%0.08%1.7%1.7%0.48%0.31%
Jan 202695.7%0.14%1.7%1.9%0.39%0.21%
Feb 202695.6%0.16%1.6%2%0.38%0.24%
Mar 202696.1%0.14%1.4%1.9%0.26%0.2%
Apr 202695.8%0.13%1.6%1.9%0.31%0.2%
May 202696.6%0.2%1.4%1.4%0.21%0.16%
Jun 202697.7%0.25%0.97%0.77%0.18%0.11%
Jul 202697.6%0.38%0.97%0.77%0.15%0.14%
Aug 202697.3%0.86%1%0.58%0.15%0.12%
Sep 202695.5%2.7%0.96%0.45%0.17%0.16%

How has the Cartesia and ElevenLabs comparison changed over the last 12 months?

3 findings
  • ElevenLabs was ahead of Cartesia in every measured month of the 12 months ending September 2026.
  • Across the 12 months ending September 2026, Cartesia’s share of searches among text to speech APIs worldwide moved from 0.11% to 2.7%, and its estimated monthly branded searches moved from 6.6K to 201K.
  • Across the 12 months ending September 2026, ElevenLabs’ share of searches among text to speech APIs worldwide moved from 94.9% to 95.5%, and its estimated monthly branded searches moved from 5.9M to 7.1M.

How did search popularity change for text to speech APIs worldwide in September 2026?

2 changes

  1. In September 2026, Cartesia overtook Murf AI to rank 2nd among text to speech APIs worldwide, with 2.7% of the searches.

  2. In September 2026, ElevenLabs lost share of searches among text to speech APIs worldwide, from 97.3% to 95.5%.

How are branded searches counted?

22 search terms

Brandwave collects information about searches that people make online using Cartesia’s and ElevenLabs’ names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.

Cartesia

1 branded search term

  • cartesia ai

ElevenLabs

21 branded search terms

  • 11 labs
  • 11labs
  • eleven labs
  • eleven labs ai
  • eleven labs app
  • eleven labs io
  • elevenlabs
  • elevenlabs agents
  • elevenlabs ai
  • elevenlabs ai voice
  • elevenlabs app
  • elevenlabs io
  • elevenlabs reader
  • elevenlabs sound effects
  • elevenlabs voice
  • elevenlabs voice changer
  • elevenlabs voice cloning
  • elevenlabs voice generator
  • elevenlabs voice isolator
  • elevenlabs voices
  • elevenlabs.io

How the Brand Demand Index is measured

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