Brandwave

Insomnia vs Playwright:Which is more popular?

In September 2026, Playwright had more branded searches than Insomnia among API testing tools worldwide. Playwright had about 49,100 branded searches, while Insomnia had 9,210. Playwright made up 21% of all API testing tool searches we track, and Insomnia accounted for 3.9%. When we asked ChatGPT and Google AI Overviews about API testing tools, Insomnia and Playwright each appeared in two of the five answers. Insomnia and Playwright were each mentioned first in two of the four answers that named either.

Among API testing tools worldwide in September 2026

Who do people search for more?

Playwright, about 5 searches for every 1 for Insomnia

Playwright 49.1K searchesInsomnia 9.2K searches

Who does AI mention more?

Both were mentioned in 2 of 5 answers.

Insomnia in 2 of 5Playwright in 2 of 5

Who does AI recommend more?

Each is named first in 2 of 4 answers.

Insomnia first in 2Playwright first in 2

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Top API testing tools in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Insomnia was mentioned in two out of five: not in any of the three ChatGPT answers, but in both Google AI Overviews. Playwright was mentioned in two out of five: in two of the three ChatGPT answers, but not in either of the two Google AI Overviews. Insomnia and Playwright were each listed first in two of the four answers that named either.

Most recommended by AI

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

  1. Postman1st
  2. Bruno2nd
  3. Karate3rd
  4. SoapUI4th
  5. Insomnia5th
  6. Playwright6th
  7. Katalon7th
  8. k68th
  9. Hoppscotch9th

Mentioned by AI

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

  • Postman5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • SoapUI4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Bruno4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Karate4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • k63 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Playwright2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Katalon2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Insomnia2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Hoppscotch1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers

See every answer about API testing tools

5 answers

Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.

Is Insomnia or Playwright more popular in search?

This chart shows how often people search Google for Insomnia and Playwright by name. Each line represents a brand's share of searches for all nine API testing tools we track, month by month, from English-language searches worldwide.

Insomnia and Playwright among API testing tools worldwide, by month

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

View monthly share of searches table
Monthk6PlaywrightSoapUIPostmanBrunoKatalonInsomniaKarateHoppscotch
Oct 202526.3%15.4%18.3%13.2%9.3%6.7%8.9%1.3%0.77%
Nov 202529.9%17.9%17%13.2%7%6.2%6.9%1.4%0.71%
Dec 202528.5%19.2%16.2%13.3%8.1%5.9%6.7%1.3%0.7%
Jan 202630%20.6%13.9%11.9%8.6%6.2%6.7%1.2%0.87%
Feb 202629.9%19.4%13.9%13.2%10.5%5.1%5.7%1.4%0.89%
Mar 202627.4%18.5%15.3%11.9%11.6%5.6%7.4%1.3%1%
Apr 202629.3%20.1%13.6%13%10.3%6.1%5.5%1.1%0.89%
May 202631.1%19.2%14.4%11.2%11.2%5.3%5.6%1.1%0.8%
Jun 202631.3%21.7%14.3%11.6%9.1%5.2%4.8%1.2%0.91%
Jul 202632.6%19.9%12.2%12%11.6%4.4%5.1%1.2%0.93%
Aug 202633.1%22.1%12.4%11.8%9.6%4.5%4.3%1.1%1.1%
Sep 202637.5%21%11.6%9.8%9%5.2%3.9%0.99%0.91%

How has the Insomnia and Playwright comparison changed over the last 12 months?

3 findings
  • Playwright was ahead of Insomnia in every measured month of the 12 months ending September 2026.
  • Across the 12 months ending September 2026, Insomnia’s share of searches among API testing tools worldwide moved from 8.9% to 3.9%, and its estimated monthly branded searches moved from 24.1K to 9.2K.
  • Across the 12 months ending September 2026, Playwright’s share of searches among API testing tools worldwide moved from 15.4% to 21%, and its estimated monthly branded searches moved from 41.7K to 49.1K.

How did search popularity change for API testing tools worldwide in September 2026?

2 changes

  1. In September 2026, Playwright lost share of searches among API testing tools worldwide, from 22.1% to 21%.

  2. Estimated monthly branded searches for Insomnia worldwide fell 61.8% over 12 measured months, from 24.1K to 9.2K in September 2026.

How are branded searches counted?

7 search terms

Brandwave collects information about searches that people make online using Insomnia’s and Playwright’s 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.

Insomnia

4 branded search terms

  • api testing insomnia
  • insomnia api
  • insomnia api testing
  • insomnia rest

Playwright

3 branded search terms

  • playwright automation
  • playwright python
  • playwright test

How the Brand Demand Index is measured

Other head-to-heads among API testing tools

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