AI Visibility Index · July 2026

Testing: Playwright, k6, Postman lead the AI rankings

How visibly ChatGPT, Claude, Gemini & Grok recommend each testing brand, across 12continuously re-polled “best X” leaderboards. Grades use the same A+–D scale as the brand checker; every ranking links to its full audit trail.

#	Brand	Grade	#1s	Podiums	Boards	Models	Best result
1	Playwright	A+	2	2	4	4/4	#1 · e2e testing framework for web apps
2	k6	A+	2	2	3	4/4	#1 · load testing tool for APIs and microservices
3	Postman	A+	2	2	2	4/4	#1 · API testing platform
4	CChromatic	A+	1	1	1	4/4	#1 · visual regression testing tools for CI pipelines
5	MMaestro	A+	1	1	1	4/4	#1 · mobile E2E testing frameworks for React Native apps
6	MMSW	A+	1	1	1	4/4	#1 · API mocking tools for frontend development
7	PPact	A+	1	1	1	4/4	#1 · contract testing tools for microservices
8	QQase	A+	1	1	1	4/4	#1 · test management tools for small engineering teams
9	Vitest	A+	1	1	1	4/4	#1 · unit testing framework for JavaScript
10	Bruno	B	—	2	2	4/4	#2 · API testing platform
11	Cypress	B	—	2	2	4/4	#2 · e2e testing framework for web apps
12	Gatling	B	—	2	2	4/4	#2 · load testing tool for APIs and microservices
13	Locust	B	—	2	2	4/4	#2 · load testing tools for Kubernetes workloads
14	Selenium	B	—	2	2	4/4	#3 · e2e testing framework for web apps
15	Karate	B	—	1	2	4/4	#3 · API testing platform
16	DDetox	B	—	1	1	4/4	#2 · mobile E2E testing frameworks for React Native apps
17	Jest	B	—	1	1	4/4	#2 · unit testing framework for JavaScript
18	MMockoon	B	—	1	1	4/4	#2 · API mocking tools for frontend development
19	PPercy	B	—	1	1	4/4	#2 · visual regression testing tools for CI pipelines
20	SSpecmatic	B	—	1	1	4/4	#2 · contract testing tools for microservices
21	TTestmo	B	—	1	1	3/4	#2 · test management tools for small engineering teams
22	AAltair	B	—	1	1	2/4	#3 · API testing tools for GraphQL APIs
23	AAppium	B	—	1	1	4/4	#3 · mobile E2E testing frameworks for React Native apps
24	AApplitools Eyes	B	—	1	1	4/4	#3 · visual regression testing tools for CI pipelines
25	Node.js Test Runner	B	—	1	1	3/4	#3 · unit testing framework for JavaScript
26	PPrism	B	—	1	1	3/4	#3 · API mocking tools for frontend development
27	SSpring Cloud Contract	B	—	1	1	4/4	#3 · contract testing tools for microservices
28	TTestRail	B	—	1	1	3/4	#3 · test management tools for small engineering teams
29	WebdriverIO	C	—	—	3	4/4	#4 · e2e testing framework for web apps
30	Apache JMeter	C	—	—	2	4/4	#4 · load testing tool for APIs and microservices

+ 35 more ranked brands below the top 30.

Method: brands are rolled up by homepage domain and ranked by #1 finishes, podiums, then board coverage across this industry's leaderboards — data updated 2026-07-19. All industries → · Source: modelsagree.com · CC BY 4.0