Kong vs Swagger:Which is more popular?
In September 2026, Swagger had more branded searches than Kong among API development tools in New Zealand. Swagger had about 380 branded searches, while Kong had 40. Swagger made up 10.6% of all API development tool searches we track, and Kong accounted for 1.1%. When we asked ChatGPT and Google AI Overviews about API development tools, Swagger appeared in four of the five answers and Kong in three. Swagger was mentioned before Kong in every answer that named either.
Who do people search for more?
Swagger, about 10 searches for every 1 for Kong
Who does AI mention more?
Swagger, mentioned in 4 of 5 answers, Kong in 3
Who does AI recommend more?
Swagger, named ahead of Kong in 4 of 4 answers
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Top API development tools in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Swagger was mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. Kong was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Swagger was listed before Kong in every answer that named either.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
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
Insomnia5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Bruno5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers- Swagger4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Kong3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Hoppscotch1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
See every answer about API development tools
5 answers
Asked ChatGPT
“Which API development tool should I use in New Zealand?”
Asked ChatGPT
“What are the best API development tools in New Zealand?”
Asked ChatGPT
“What's the best API development tool in New Zealand for developers?”
Searched Google, AI Overview
“api development tools”
Searched Google, AI Overview
“best api tool”
Brands are shown in the order each answer named them. The survey took place in New Zealand on October 20, 2026.
Is Kong or Swagger more popular in search?
This chart shows how often people search Google for Kong and Swagger by name. Each line represents a brand's share of searches for all six API development tools we track, month by month, from searches in New Zealand.
Share of searches by month for Swagger, Kong. The figures are in the table below the chart.
View monthly share of searches table
| Month | Postman | Hoppscotch | Swagger | Insomnia | Kong | Bruno |
|---|---|---|---|---|---|---|
| Oct 2025 | 55.2% | 33.9% | 8% | 1.7% | 0.63% | 0.63% |
| Nov 2025 | 58.1% | 28.7% | 10.2% | 1.8% | 0.44% | 0.88% |
| Dec 2025 | 46% | 43% | 8.6% | 1.3% | 0.27% | 0.81% |
| Jan 2026 | 54.7% | 31.8% | 10.4% | 2.2% | 0.31% | 0.63% |
| Feb 2026 | 56.7% | 27.2% | 12.3% | 2.2% | 0.54% | 1.1% |
| Mar 2026 | 55.6% | 27.9% | 11.9% | 2.3% | 0.42% | 1.9% |
| Apr 2026 | 52.8% | 34% | 9.3% | 2.6% | 0.52% | 0.77% |
| May 2026 | 49.9% | 37.8% | 9% | 1.7% | 0.47% | 1.2% |
| Jun 2026 | 57.3% | 27.6% | 11.6% | 1.4% | 0.81% | 1.4% |
| Jul 2026 | 52.8% | 30.3% | 13.4% | 1.8% | 0.59% | 1.2% |
| Aug 2026 | 51.4% | 32.6% | 13.3% | 1.2% | 0.74% | 0.74% |
| Sep 2026 | 49% | 36.8% | 10.6% | 1.7% | 1.1% | 0.84% |
How has the Kong and Swagger comparison changed over the last 12 months?
3 findings
- Swagger was ahead of Kong in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Kong’s share of searches among API development tools in New Zealand moved from 0.63% to 1.1%, and its estimated monthly branded searches moved from 30 to 40.
- Across the 12 months ending September 2026, Swagger’s share of searches among API development tools in New Zealand moved from 8% to 10.6%, and its estimated monthly branded searches held steady at 380.
How did search popularity change for New Zealand API development tools in September 2026?
2 changes
In September 2026, Swagger lost share of searches among API development tools in New Zealand, from 13.3% to 10.6%.
In September 2026, Kong rose from 6th to 5th among API development tools in New Zealand.
How are branded searches counted?
7 search terms
Brandwave collects information about searches that people make online using Kong’s and Swagger’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.
Other head-to-heads among API development tools
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