What AI assistants recommend when buyers ask about developer documentation tools — measured weekly across engines, published as open data.
Sample: 42 AI answers · Window: May 21, 2026 – Jun 18, 2026 (4-week rolling)
| # | Product | Share | Trend | Engines | |
|---|---|---|---|---|---|
| 1 | Mintlify mintlify.com | 28.6% avg pos 3.3 | — | CHATGPT 7.1%CLAUDE 85.7%PERPLEXITY 35.7% | Claim |
| 2 | GitBook gitbook.com | 26.2% avg pos 6.5 | — | CHATGPT 14.3%CLAUDE 57.1%PERPLEXITY 35.7% | Claim |
| 3 | Docusaurus | 26.2% avg pos 9.4 | — | CHATGPT 21.4%CLAUDE 57.1%PERPLEXITY 28.6% | Claim |
| 4 | ReadMe readme.com | 21.4% avg pos 6.2 | — | CHATGPT 14.3%CLAUDE 57.1%PERPLEXITY 21.4% | Claim |
| 5 | Redocly redocly.com | 19% avg pos 2.2 | — | CHATGPT 7.1%CLAUDE 28.6%PERPLEXITY 35.7% | Claim |
| 6 | Swagger/OpenAPI swagger.io | 16.7% avg pos 3.3 | — | CHATGPT 21.4%CLAUDE 28.6%PERPLEXITY 14.3% | Claim |
| 7 | Stoplight stoplight.io | 16.7% avg pos 6.3 | — | CHATGPT 7.1%CLAUDE 42.9%PERPLEXITY 21.4% | Claim |
| 8 | Postman postman.com | 14.3% avg pos 4.3 | — | CHATGPT 14.3%CLAUDE 28.6%PERPLEXITY 14.3% | Claim |
| 9 | Read the Docs | 14.3% avg pos 4.5 | — | CHATGPT 21.4%CLAUDE 28.6%PERPLEXITY 7.1% | Claim |
| 10 | MkDocs mkdocs.org | 14.3% avg pos 13 | — | CHATGPT 21.4%CLAUDE 28.6%PERPLEXITY 7.1% | Claim |
| 11 | Redoc redoc.ly | 11.9% avg pos 8.8 | — | CHATGPT 14.3%CLAUDE 14.3%PERPLEXITY 14.3% | Claim |
| 12 | Sphinx | 9.5% avg pos 3.7 | — | CHATGPT 14.3%CLAUDE 14.3%PERPLEXITY 7.1% | Claim |
| 13 | GitHub Releases github.com | 9.5% avg pos 9 | — | CHATGPT 21.4%PERPLEXITY 7.1% | Claim |
| 14 | Slate slatedocs.com | 9.5% avg pos 19.8 | — | CHATGPT 21.4%CLAUDE 14.3% | Claim |
| 15 | OpenAPI | 7.1% avg pos 4 | — | CHATGPT 21.4% | Claim |
| 16 | SwaggerHub swaggerhub.com | 7.1% avg pos 5 | — | CHATGPT 7.1%CLAUDE 14.3%PERPLEXITY 7.1% | Claim |
| 17 | Notion notion.so | 4.8% avg pos 1 | — | CHATGPT 7.1%PERPLEXITY 7.1% | Claim |
| 18 | Bump.sh bump.sh | 4.8% avg pos 3 | — | CLAUDE 14.3%PERPLEXITY 7.1% | Claim |
| 19 | Javadoc | 4.8% avg pos 4.5 | — | CHATGPT 7.1%CLAUDE 14.3% | Claim |
| 20 | Fern buildwithfern.com | 4.8% avg pos 9 | — | PERPLEXITY 14.3% | Claim |
| 21 | DapperDox | 4.8% avg pos 12 | — | CLAUDE 14.3%PERPLEXITY 7.1% | Claim |
| 22 | Opsgenie atlassian.com | 4.8% avg pos 12 | — | CHATGPT 14.3% | Claim |
| 23 | API Blueprint | 4.8% avg pos 15 | — | CHATGPT 7.1%CLAUDE 14.3% | Claim |
| 24 | DocFX dotnet.github.io | 4.8% avg pos 23.5 | — | CHATGPT 14.3% | Claim |
| 25 | Apidog apidog.com | 4.8% | — | CLAUDE 14.3%PERPLEXITY 7.1% | Claim |
| 26 | BookStack | 4.8% | — | CLAUDE 28.6% | Claim |
| 27 | Ferndesk ferndesk.com | 4.8% | — | CLAUDE 28.6% | Claim |
| 28 | Git | 2.4% avg pos 2 | — | CHATGPT 7.1% | Claim |
| 29 | DeveloperHub developerhub.io | 2.4% avg pos 3 | — | CHATGPT 7.1% | Claim |
| 30 | Doxygen doxygen.nl | 2.4% avg pos 3 | — | CHATGPT 7.1% | Claim |
| 31 | Google Slides docs.google.com | 2.4% avg pos 3 | — | CHATGPT 7.1% | Claim |
| 32 | Nuclino nuclino.com | 2.4% avg pos 4 | — | PERPLEXITY 7.1% | Claim |
| 33 | Readme.io readme.io | 2.4% avg pos 4 | — | CLAUDE 14.3% | Claim |
| 34 | Typora typora.io | 2.4% avg pos 5 | — | PERPLEXITY 7.1% | Claim |
| 35 | AsciiDoc | 2.4% avg pos 6 | — | CHATGPT 7.1% | Claim |
| 36 | JSDoc | 2.4% avg pos 6 | — | CLAUDE 14.3% | Claim |
| 37 | KnowledgeOwl knowledgeowl.com | 2.4% avg pos 6 | — | PERPLEXITY 7.1% | Claim |
| 38 | Markdown | 2.4% avg pos 6 | — | CHATGPT 7.1% | Claim |
| 39 | Archbee archbee.com | 2.4% avg pos 7 | — | PERPLEXITY 7.1% | Claim |
| 40 | Astro astro.build | 2.4% avg pos 7 | — | CLAUDE 14.3% | Claim |
| 41 | GitLab gitlab.com | 2.4% avg pos 7 | — | CHATGPT 7.1% | Claim |
| 42 | Next.js nextjs.org | 2.4% avg pos 7 | — | CLAUDE 14.3% | Claim |
| 43 | Slite slite.com | 2.4% avg pos 7 | — | CHATGPT 7.1% | Claim |
| 44 | Tailwind CSS tailwindcss.com | 2.4% avg pos 8 | — | CLAUDE 14.3% | Claim |
| 45 | TiddlyWiki tiddlywiki.com | 2.4% avg pos 8 | — | CHATGPT 7.1% | Claim |
| 46 | Prism.js prismjs.com | 2.4% avg pos 9 | — | CLAUDE 14.3% | Claim |
| 47 | Shiki | 2.4% avg pos 9 | — | CLAUDE 14.3% | Claim |
| 48 | Wiki.js | 2.4% avg pos 9 | — | CHATGPT 7.1% | Claim |
| 49 | ClickHelp clickhelp.com | 2.4% avg pos 10 | — | PERPLEXITY 7.1% | Claim |
| 50 | Coda coda.io | 2.4% avg pos 10 | — | CHATGPT 7.1% | Claim |
| 51 | Apiary apiary.io | 2.4% avg pos 25 | — | CHATGPT 7.1% | Claim |
| 52 | Storybook storybook.js.org | 2.4% avg pos 26 | — | CLAUDE 14.3% | Claim |
| 53 | Terraform terraform.io | 2.4% avg pos 26 | — | CLAUDE 14.3% | Claim |
| 54 | Aglio | 2.4% avg pos 27 | — | CHATGPT 7.1% | Claim |
| 55 | Document360 | 2.4% | — | CLAUDE 14.3% | Claim |
| 56 | MDX | 2.4% | — | PERPLEXITY 7.1% | Claim |
| 57 | Reef | 2.4% | — | CLAUDE 14.3% | Claim |
| 58 | Reunite | 2.4% | — | CLAUDE 14.3% | Claim |
| 59 | Revel | 2.4% | — | CLAUDE 14.3% | Claim |
Independence: Orbator customers are badged for disclosure. Customer status does not affect prompts, sampling, extraction, or ranking — see the methodology. Your product on this list? Claim it to see the prompts behind your rank and track it weekly.
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