Alternatives to Redocly for agent-readable content

These are the other docs platforms in the rubric, plus any platform Redocly is compared with directly. Each carries one sourced difference. Where a head-to-head exists, the sentence is its verdict-neutral difference; otherwise it is the key where the two scores are furthest apart, with the evidence behind the alternative's score.

• Scalar Docs platform, 11 of 16
  Scalar Docs always serves llms.txt and llms-full.txt and users cannot author them; Redocly makes the llms.txt title, description and sections configurable under SEO config and lets it be turned off. Source, read 4 November 2026. Full comparison.
• Stoplight Docs platform, 6 of 16
  Redocly generates llms.txt with markdown copies of each page and an MCP server for docs; docs.stoplight.io and stoplight.io both returned 404 for /llms.txt on 2026-11-04. https://docs.stoplight.io/llms.txt (404 on the read date), read 4 November 2026. Full comparison.
• Mintlify Docs platform, 15 of 16
  Mintlify scores 2 on llms.txt linking against 1 for Redocly. Advertised through an HTTP Link header and X-Llms-Txt on every response. Not test-built: hosting needs a Mintlify account. Score from the documentation page cited, read 2026-11-04. Source, read 4 November 2026.
• GitBook Docs platform, 11 of 16
  GitBook scores 1 on OpenAPI exposure against 2 for Redocly. OpenAPI blocks are supported in GitBook docs; exposure in llms.txt is not documented on the page read. Not test-built: publishing needs a GitBook account. Score from the documentation page cited, read 2026-11-04. Source, read 4 November 2026.
• ReadMe Docs platform, 13 of 16
  ReadMe scores 2 on llms.txt linking against 1 for Redocly. Markdown pages carry agentTools front matter pointing at llms.txt, and link headers are a documented setting. Not test-built: a ReadMe project needs an account and a paid plan for the AI features. Score from the documentation page cited, read 2026-11-04. Source, read 4 November 2026.
• Fern Docs platform, 14 of 16
  Fern scores 2 on llms.txt linking against 1 for Redocly. A per-page directive prepended to markdown points agents to .md URLs and llms.txt. Not test-built: publishing docs needs a Fern account. Score from the documentation page cited, read 2026-11-04. Source, read 4 November 2026.

Redocly itself: 12 of 16 on the rubric. Read its profile. Scores come from test builds and cited documentation read 4 November 2026; see the method.