Read harnez without a browser session.
harnez is an independent publication about AI coding agents. Its public content is available to people, crawlers, and coding agents through stable HTML, Markdown, JSON, and XML surfaces. No account, API key, or write operation is required.
Start with the contract
The openapi.json file describes the read-only content API with typed responses, operation IDs, and structured error schemas. The API returns published article metadata and canonical links; it does not expose drafts or private data.
GET /api/posts.json returns every published article summary.OpenAPI contractTyped schemas and operation IDs for programmatic clients.llms.txtCompact index of machine-readable resources and published posts.SitemapComplete indexable URL list with publication and update dates.Markdown representations
Send Accept: text/markdown to the canonical homepage, developer guide, about page, or article URL. Vercel routes that request to a clean Markdown representation and varies the response by the Accept header. Direct Markdown siblings are also advertised in each page's HTML metadata.
curl -H "Accept: text/markdown" https://harnez.ai/Usage boundaries
The API is public and read-only. It is intended for retrieval, indexing, citation, and article discovery. It does not provide authentication, webhooks, mutations, or an MCP tool endpoint. Use the sitemap and robots.txt to discover the public surface and respect normal HTTP caching and rate limits.