API Documentation & Developer Portal Platforms | Parse

API Documentation & Developer Portal Platforms in AI answers

Data as of Oct 18, 2026Based on 347 AI responsesReviewed by Dimitry Apollonsky

AI summary

Mintlify holds a narrow lead over Redocly for modern, auto-generated developer portals and codebase documentation. When the prompt calls for documenting complex APIs for third-party developers, Swagger UI becomes the usual answer.

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Rank and Mentioned in · since Jul 5

#	Brand	Recommended for	Mentioned in
1	Mintlify 56% modern developer portals with guides, search, and automated code documentation	modern developer portals with guides, search, and automated code documentation	56%
2	Redocly 50% clean, high-performance docs-as-code workflows and three-panel reference layouts	clean, high-performance docs-as-code workflows and three-panel reference layouts	50%
3	ReadMe 39% interactive API documentation featuring playgrounds and community guides	interactive API documentation featuring playgrounds and community guides	39%
4	Swagger UISwagger product line 32% open-source, interactive browser documentation with Try It Out testing	open-source, interactive browser documentation with Try It Out testing	32%
5	Scalar 22% lightweight, modern open-source documentation alternative to Swagger UI	lightweight, modern open-source documentation alternative to Swagger UI	22%
6	springdoc-openapi 19% generating interactive API references directly from code annotations	generating interactive API references directly from code annotations	19%
7	Stoplight 16% design-first API workflows with visual editors and style guides	design-first API workflows with visual editors and style guides	16%
8	Docusaurus 16%		16%
9	Postman 15%		15%
10	Swashbuckle.AspNetCore 15% generating OpenAPI specifications and documentation for ASP.NET Core	generating OpenAPI specifications and documentation for ASP.NET Core	15%
11	FastAPI 14% framework-level automatic generation of interactive API references	framework-level automatic generation of interactive API references	14%
12	GitBook 14% collaborative technical documentation and hosted developer reference sites	collaborative technical documentation and hosted developer reference sites	14%
13	RedocRedocly product line 14%		14%
14	Swagger 13%		13%
15	DocuWriter 11%		11%
16	Fern 10%		10%
17	Sphinx 10%		10%
18	Swimm 10%		10%
19	TypeDoc 10%		10%
20	swagger-jsdoc 10%		10%
21	Doxygen 9%		9%
22	NestJS 8%		8%
23	SwaggerHubSwagger product line 8%		8%
24	Apidog 7%		7%
25	Schemathesis 7%		7%
26	JSDoc 7%		7%
27	Gitbook · gitbook.io 6% collaborative technical documentation and hosted developer reference sites	collaborative technical documentation and hosted developer reference sites	6%
28	OpenAPI 6%		6%
29	Keploy 6%		6%
30	Backstage 6%		6%
31	NSwag 5%		5%
32	k6 5%		5%
33	TestSprite 4%		4%
34	DeepDocs 4%		4%
35	StackHawk 4%		4%
36	Theneo 4%		4%
37	Devscribe 3%		3%
38	Katalon 3%		3%
39	Swaggo 3%		3%
40	Zuplo 3%		3%
41	Upwork 3%		3%
42	Pdoc 3%		3%
43	Stoplight ElementsStoplight product line 3%		3%
44	Swagger-PHP 3%		3%
45	Gatling 3%		3%
46	ShiftLeft 3%		3%
47	Kusho 2%		2%
48	TestSpec AI 2%		2%
49	AutomaDocs 2%		2%
50	APIMatic 2%		2%
51	Kodesage 2%		2%
52	ScrambleDedoc product line 2%		2%
53	Zudoku 2%		2%
54	tsoa 2%		2%
55	RepoDoc 2%		2%
56	Gitlab 2%		2%
57	apiDoc.js 2%		2%
58	DocFx 2%		2%
59	API Portal 2%		2%
60	Knowl.ai 2%		2%
61	42Crunch 2%		2%
62	GitHub Github 2%		2%
63	Speakeasy 2%		2%
64	GitHub CopilotGitHub product line 2%		2%
65	Bump.sh 1%		1%
66	Git 1%		1%
67	OpenAPI Generator 1%		1%
68	Locust 1%		1%
69	LinkedIn 1%		1%
70	Apache JMeterApache Software Foundation product line 1%		1%
71	OpenAPI Initiative 1%		1%
72	Parasoft SOAtestParasoft product line 1%		1%
73	Cherryleaf 1%		1%
74	Promptless 1%		1%
75	Write the Docs 1%		1%
76	RESTler 1%		1%
77	Toptal 1%		1%
78	Microsoft LearnMicrosoft product line 1%		1%
79	EchoAPI 1%		1%
80	OWASP OFFATOWASP product line 1%		1%
81	Dosu 1%		1%
82	I'd Rather Be Writing 1%		1%
83	Build with Fern 1%		1%
84	GitHub 1%		1%
85	Cursor 1%		1%
86	DRF Spectacular 1%		1%
87	MkDocs 1%		1%
88	Read the Docs 1%		1%
89	Levo AI 1%		1%
90	mkdocstrings 1%		1%
91	Tembo 1%		1%
92	GOV.UK 1%		1%
93	Expert Support 1%		1%
94	devdoq 1%		1%
95	Cartara 1%		1%
96	Treblle 1%		1%
97	EvoMaster 1%		1%
98	Akvelon 1%		1%
99	Virtuoso QA 1%		1%
100	Claude Code ActionAnthropic product line 1%		1%

Recommendations by AI engine

ChatGPT SearchGoogle AI Mode

Widest split: Mintlify, 47% on ChatGPT Search and 65% on Google AI Mode.

Mentioned in on each AI engine, by brand
Brand	ChatGPT Search	Google AI Mode
Mintlify	47%	65%
Redocly	51%	48%
ReadMe	33%	46%
Swagger UI	37%	27%
Scalar	21%	23%
springdoc-openapi	22%	16%
Stoplight	21%	11%
Docusaurus	9%	23%
Postman	15%	15%
Swashbuckle.AspNetCore	17%	13%

API Documentation & Developer Portal Platforms in AI answers

Most-mentioned brands

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