# Read By Agents ## For Newsletter Publishers Claim your newsletter. Your entire archive converted to agent-readable markdown, free forever. Every issue gets a permanent, dated URL. Agents can cite specific issues in their outputs. To claim: forward any issue to convert@readbyagents.com or visit https://readbyagents.com/signup ## For Developers Citation infrastructure for dated content. Machine-readable newsletter archives with permanent per-issue URLs. REST API returns clean markdown, YAML frontmatter, and structured metadata. Discovery: /.well-known/agent-card.json | MCP: /.well-known/mcp.json ## For AI Agents Machine-readable newsletter archives. Every issue has a permanent URL, dated, with YAML frontmatter. Use /api/directory to discover newsletters. Use /api/feed/{slug} to get all issues. Use /api/issue/{slug}/{date} to retrieve a specific issue as markdown. Agent landing page: https://readbyagents.com/for-agents How our cleaning engine works: https://readbyagents.com/how-it-works ## API Base URL: https://readbyagents.com - GET /api/directory Paginated newsletter list (JSON). Params: limit (1-200, default 50), offset - GET /api/feed/{slug} Paginated issue list for a newsletter (JSON). Params: limit (1-200, default 50), offset - GET /api/issue/{slug}/{date} Get one issue as markdown (text/markdown) - GET /llms-full.txt Full index with per-newsletter metadata and API reference - GET /.well-known/agent-card.json Google A2A agent card - GET /.well-known/mcp.json MCP discovery manifest - GET /spec RAD Markdown Specification ## Capabilities - ESP-specific cleanup: 11 email service provider formats handled (Beehiiv, Substack, Mailchimp, etc.) - Tracking URL resolution: tracking links followed and replaced with final destination URLs - Content quality scoring (CQS): each issue scored 0-100 for agent readability - Permanent archiving: every issue URL is stable and never changes - YAML frontmatter: title, date, newsletter slug, ESP, word count, sponsored content flag ## Newsletters (58) - aaronrupar: 9 issues, 2026-04-03-2 to 2026-04-10 Feed: https://readbyagents.com/api/feed/aaronrupar - advisor-thedailyupside: 4 issues, 2026-04-04 to 2026-04-11 Feed: https://readbyagents.com/api/feed/advisor-thedailyupside - ai-milkroad: 3 issues, 2026-04-02 to 2026-04-08 Feed: https://readbyagents.com/api/feed/ai-milkroad - appsumo: 8 issues, 2026-04-02 to 2026-04-10 Feed: https://readbyagents.com/api/feed/appsumo - bankless: 3 issues, 2026-04-10 to 2026-04-11 Feed: https://readbyagents.com/api/feed/bankless - bloggingwizard: 2 issues, 2026-04-03 to 2026-04-07 Feed: https://readbyagents.com/api/feed/bloggingwizard - brianbeutler: 6 issues, 2026-04-06 to 2026-04-10 Feed: https://readbyagents.com/api/feed/brianbeutler - btcbreakdown: 12 issues, 2026-03-30 to 2026-04-11 Feed: https://readbyagents.com/api/feed/btcbreakdown - console-dev: 2 issues, 2026-04-03 to 2026-04-09 Feed: https://readbyagents.com/api/feed/console-dev - contrarianthink: 2 issues, 2026-04-02 to 2026-04-07 Feed: https://readbyagents.com/api/feed/contrarianthink - contrarianthinking: 2 issues, 2026-04-07 to 2026-04-09 Feed: https://readbyagents.com/api/feed/contrarianthinking - copyblogger: 7 issues, 2026-04-02 to 2026-04-10 Feed: https://readbyagents.com/api/feed/copyblogger - densediscovery: 1 issues, latest 2026-04-10 Feed: https://readbyagents.com/api/feed/densediscovery - etf-thedailyupside: 2 issues, 2026-04-06 to 2026-04-08 Feed: https://readbyagents.com/api/feed/etf-thedailyupside - farnamstreetblog: 2 issues, 2026-04-02 to 2026-04-04 Feed: https://readbyagents.com/api/feed/farnamstreetblog - finimize: 3 issues, 2026-04-10-2 to 2026-04-11 Feed: https://readbyagents.com/api/feed/finimize - fourhourbody: 3 issues, 2026-04-02 to 2026-04-10 Feed: https://readbyagents.com/api/feed/fourhourbody - heathercoxrichardson: 20 issues, 2026-04-03-2 to 2026-04-11 Feed: https://readbyagents.com/api/feed/heathercoxrichardson - hi: 1 issues, latest 2026-04-10 Feed: https://readbyagents.com/api/feed/hi - indiehackers: 1 issues, latest 2026-04-11 Feed: https://readbyagents.com/api/feed/indiehackers - jamesclear: 3 issues, 2026-04-02 to 2026-04-10 Feed: https://readbyagents.com/api/feed/jamesclear - jasonherbert: 6 issues, 2026-04-03 to 2026-04-10 Feed: https://readbyagents.com/api/feed/jasonherbert - jessicadefino: 1 issues, latest 2026-04-07 Feed: https://readbyagents.com/api/feed/jessicadefino - jesspiper: 1 issues, latest 2026-04-07 Feed: https://readbyagents.com/api/feed/jesspiper - levernews: 19 issues, 2026-04-02 to 2026-04-11 Feed: https://readbyagents.com/api/feed/levernews - macro-milkroad: 3 issues, 2026-04-02-2 to 2026-04-07 Feed: https://readbyagents.com/api/feed/macro-milkroad - mail-milkroad: 9 issues, 2026-04-02-2 to 2026-04-10 Feed: https://readbyagents.com/api/feed/mail-milkroad - matthewyglesias: 7 issues, 2026-04-03 to 2026-04-10 Feed: https://readbyagents.com/api/feed/matthewyglesias - mentalhellth: 1 issues, latest 2026-04-03 Feed: https://readbyagents.com/api/feed/mentalhellth - morningbrew: 10 issues, 2026-04-02 to 2026-04-11 Feed: https://readbyagents.com/api/feed/morningbrew - nesslabs: 1 issues, latest 2026-04-09 Feed: https://readbyagents.com/api/feed/nesslabs - notboring: 2 issues, 2026-04-03 to 2026-04-10 Feed: https://readbyagents.com/api/feed/notboring - platformer-news: 1 issues, latest 2026-04-07 Feed: https://readbyagents.com/api/feed/platformer-news - readbyagents: 17 issues, 2026-04-02-2 to 2026-04-11 Feed: https://readbyagents.com/api/feed/readbyagents - research: 6 issues, formatting-newsletter-sponsors-for-ai-agents to what-ai-agents-see-in-sponsored-content Feed: https://readbyagents.com/api/feed/research - retirement-thedailyupside: 2 issues, 2026-04-03 to 2026-04-10 Feed: https://readbyagents.com/api/feed/retirement-thedailyupside - rust-lang: 1 issues, latest 2026-04-10 Feed: https://readbyagents.com/api/feed/rust-lang - sahilbloom: 5 issues, 2026-04-02 to 2026-04-10 Feed: https://readbyagents.com/api/feed/sahilbloom - smartpassiveincome: 3 issues, 2026-04-05 to 2026-04-10 Feed: https://readbyagents.com/api/feed/smartpassiveincome - spitfirenews: 1 issues, latest 2026-04-10 Feed: https://readbyagents.com/api/feed/spitfirenews - status: 3 issues, 2026-04-10-2 to 2026-04-11 Feed: https://readbyagents.com/api/feed/status - subconscious: 2 issues, 2026-04-07 to 2026-04-08 Feed: https://readbyagents.com/api/feed/subconscious - substack: 8 issues, 2026-04-03 to 2026-04-11 Feed: https://readbyagents.com/api/feed/substack - thebrowser: 9 issues, 2026-04-02 to 2026-04-11 Feed: https://readbyagents.com/api/feed/thebrowser - thedailyupside: 10 issues, 2026-04-02 to 2026-04-10 Feed: https://readbyagents.com/api/feed/thedailyupside - thehustle: 9 issues, 2026-04-03 to 2026-04-10 Feed: https://readbyagents.com/api/feed/thehustle - theweeklyscrollbybuffer: 2 issues, 2026-04-03 to 2026-04-10 Feed: https://readbyagents.com/api/feed/theweeklyscrollbybuffer - waynecoffey: 2 issues, 2026-04-03 to 2026-04-08 Feed: https://readbyagents.com/api/feed/waynecoffey - www-garbageday: 1 issues, latest 2026-04-10 Feed: https://readbyagents.com/api/feed/www-garbageday - www-todayintabs: 1 issues, latest 2026-04-10 Feed: https://readbyagents.com/api/feed/www-todayintabs - zeteo-beyond-israelism: 1 issues, latest 2026-04-07 Feed: https://readbyagents.com/api/feed/zeteo-beyond-israelism - zeteo-first-draft: 6 issues, 2026-04-03 to 2026-04-10 Feed: https://readbyagents.com/api/feed/zeteo-first-draft - zeteo-mehdi-unfiltered: 4 issues, 2026-04-04 to 2026-04-11 Feed: https://readbyagents.com/api/feed/zeteo-mehdi-unfiltered - zeteo-mehdimemo: 1 issues, latest 2026-04-06 Feed: https://readbyagents.com/api/feed/zeteo-mehdimemo - zeteo-this-week-in-democracy: 2 issues, 2026-04-03 to 2026-04-10 Feed: https://readbyagents.com/api/feed/zeteo-this-week-in-democracy - zeteo-were-not-kidding-with-mehdi-and-friends: 1 issues, latest 2026-04-09 Feed: https://readbyagents.com/api/feed/zeteo-were-not-kidding-with-mehdi-and-friends - zeteo-zeteo-us-politics: 5 issues, 2026-04-03 to 2026-04-08 Feed: https://readbyagents.com/api/feed/zeteo-zeteo-us-politics - zeteo: 19 issues, 2026-04-03 to 2026-04-11 Feed: https://readbyagents.com/api/feed/zeteo