Shtab: is the website ready for AI agents

1. 06

   The API says which server grants access

   Failed

   Publish /.well-known/oauth-protected-resource as JSON with a resource field on the API domain (RFC 9728).

   A service file: which authorization server issues tokens for this API.

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   ›What the site returned

   URL

   https://shtab.app/.well-known/oauth-protected-resource/

   Response code

   404

   Headers

   content-type: application/json

   vary: Accept-Encoding, Accept

   link: </.well-known/oauth-protected-resource.md>; rel="alternate"; type="text/markdown"

   Repeat the check yourself

   curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/.well-known/oauth-protected-resource/"

2. 07

   An agent-to-agent card exists

   Failed

   Publish /.well-known/agent-card.json in the A2A format: JSON with a name field, a description and the agent’s URL.

   A file in the A2A standard: who you are, what you can do and how another agent reaches you.

   Copy this fixAPI and MCP →

   ›What the site returned

   URL

   https://shtab.app/.well-known/agent-card.json

   Response code

   404

   Headers

   content-type: application/json

   vary: Accept-Encoding

   Repeat the check yourself

   curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/.well-known/agent-card.json"

3. 08

   There is a guide for how an agent gets access

   Failed

   Put an auth.md file at the site root with step-by-step instructions for how an agent gets a key or token.

   An auth.md file walks an agent through getting a key or token without a person’s help.

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   ›What the site returned

   URL

   https://shtab.app/auth.md

   Response code

   404

   Headers

   content-type: text/plain; charset=utf-8

   vary: Accept-Encoding, Accept

   Repeat the check yourself

   curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/auth.md"

4. 09

   A catalog of AI interfaces exists

   Failed

   Publish /.well-known/ai-catalog.json as JSON listing your MCP servers and other interfaces for agents.

   One file at a standard URL listing the company’s MCP servers and other interfaces for agents.

   Copy this fixAPI and MCP →

   ›What the site returned

   URL

   https://shtab.app/.well-known/ai-catalog.json

   Response code

   404

   Headers

   content-type: application/json

   vary: Accept-Encoding

   Repeat the check yourself

   curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/.well-known/ai-catalog.json"

• Homepage opens without a CAPTCHA

  ›What the site returned

  URL

  https://shtab.app/

  Response code

  200

  Headers

  content-type: text/html;charset=utf-8

  vary: Accept

  link: </index.md>; rel="alternate"; type="text/markdown"

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• Text is visible without JavaScript

  ›What the site returned

  URL

  https://shtab.app/

  Found

  words of text: 1,762

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• Prices are visible without JavaScript

  ›What the site returned

  URL

  https://shtab.app/pricing/

  Response code

  200

  Headers

  content-type: text/html;charset=utf-8

  vary: Accept

  link: </pricing.md>; rel="alternate"; type="text/markdown"

  Found

  snippet: ез ограничений по числу пользователей — бесплатно навсегда. 0 ₽ навсегда Попробовать Максимум пользоват

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/pricing/"

• A missing page returns 404

  ›What the site returned

  URL

  https://shtab.app/agent-readiness-check-33a8330ffe/

  Response code

  404

  Headers

  content-type: text/html;charset=utf-8

  vary: Accept

  link: </agent-readiness-check-33a8330ffe.md>; rel="alternate"; type="text/markdown"

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/agent-readiness-check-33a8330ffe/"

• A short path from http to https

  ›What the site returned

  URL

  https://shtab.app/

  Response code

  200

  Headers

  content-type: text/html;charset=utf-8

  vary: Accept

  link: </index.md>; rel="alternate"; type="text/markdown"

  Found

  redirects: 1

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• The homepage is light and fast

  ›What the site returned

  URL

  https://shtab.app/

  Found

  page size, KB: 297

  response time, s: 0.558

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• robots.txt exists

  ›What the site returned

  URL

  https://shtab.app/robots.txt

  Response code

  200

  Headers

  content-type: text/plain

  vary: Accept-Encoding

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/robots.txt"

• A sitemap exists

  ›What the site returned

  URL

  https://shtab.app/sitemap.xml

  Response code

  200

  Headers

  content-type: application/xml

  vary: origin

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/sitemap.xml"

• Homepage metadata is filled in

  ›What the site returned

  URL

  https://shtab.app/

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• Company or product markup is present

  ›What the site returned

  URL

  https://shtab.app/

  Found

  JSON-LD types: Answer, BreadcrumbList, ContactPoint, FAQPage, ImageObject, ListItem, Organization, PostalAddress, Question, WebSite

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• The site points agents to its machine-readable files

  ›What the site returned

  URL

  https://shtab.app/

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• llms.txt exists

  ›What the site returned

  URL

  https://shtab.app/llms.txt

  Response code

  200

  Headers

  content-type: text/plain; charset=utf-8

  vary: Accept-Encoding

  Found

  H1 headings: yes

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -H "Accept: text/markdown" -D - -o /dev/null "https://shtab.app/llms.txt"

• llms-full.txt exists

  ›What the site returned

  URL

  https://shtab.app/index.md

  Response code

  200

  Headers

  content-type: text/markdown; charset=utf-8

  vary: Accept

  link: <https://shtab.app/>; rel="alternate"; type="text/html", <https://shtab.app/>; rel="canonical"

  Found

  page size, KB: 25

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -H "Accept: text/markdown" -D - -o /dev/null "https://shtab.app/index.md"

• The site serves Markdown when an agent asks

  ›What the site returned

  URL

  https://shtab.app/

  Response code

  200

  Headers

  content-type: text/markdown; charset=utf-8

  vary: Accept

  link: <https://shtab.app/>; rel="alternate"; type="text/html", <https://shtab.app/>; rel="canonical"

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -H "Accept: text/markdown" -D - -o /dev/null "https://shtab.app/"

• Pages have Markdown versions

  ›What the site returned

  URL

  https://shtab.app/index.md

  Response code

  200

  Headers

  content-type: text/markdown; charset=utf-8

  vary: Accept

  link: <https://shtab.app/>; rel="alternate"; type="text/html", <https://shtab.app/>; rel="canonical"

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -H "Accept: text/markdown" -D - -o /dev/null "https://shtab.app/index.md"

• A clear heading structure

  ›What the site returned

  URL

  https://shtab.app/

  Found

  H1 headings: 1

  H2 headings: 6

  has <main>: yes

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• robots.txt has rules for AI bots

  ›What the site returned

  URL

  https://shtab.app/robots.txt

  Response code

  200

  Found

  AI bots in robots.txt: Bytespider, ChatGPT-User, Claude-SearchBot, Claude-User, ClaudeBot, GPTBot, Google-Extended, MistralAI-User, OAI-SearchBot, Perplexity-User, PerplexityBot, YandexAdditional, anthropic-ai

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/robots.txt"

• Content use is declared

  ›What the site returned

  URL

  https://shtab.app/robots.txt

  Response code

  200

  Found

  lines: Content-Signal: search=yes, ai-input=yes, ai-train=yes, Content-Signal: search=yes, ai-input=yes, ai-train=yes, Content-Signal: search=yes, ai-input=yes, ai-train=yes

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/robots.txt"

• Alice AI robots are allowed

  ›What the site returned

  URL

  https://shtab.app/robots.txt

  Response code

  200

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/robots.txt"

• Agents and AI search are allowed

  ›What the site returned

  URL

  https://shtab.app/robots.txt

  Response code

  200

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/robots.txt"

• Open API docs or an MCP server exist

  ›What the site returned

  URL

  https://shtab.app/mcp.md

  Response code

  200

  Headers

  content-type: text/markdown; charset=utf-8

  vary: Accept

  link: <https://shtab.app/mcp/>; rel="alternate"; type="text/html", <https://shtab.app/mcp/>; rel="canonical"

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/mcp.md"

• An MCP server exists

  ›What the site returned

  URL

  https://shtab.app/mcp.md

  Response code

  200

  Headers

  content-type: text/markdown; charset=utf-8

  vary: Accept

  link: <https://shtab.app/mcp/>; rel="alternate"; type="text/html", <https://shtab.app/mcp/>; rel="canonical"

  Found

  MCP endpoints: https://shtab.app/mcp/, https://my.shtab.app/connect/mcp, https://my.shtab.app/api/mcp/rpc

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/mcp.md"

• The homepage is not hidden from search

  ›What the site returned

  URL

  https://shtab.app/

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• Homepage text fits an agent’s memory

  ›What the site returned

  URL

  https://shtab.app/

  Found

  tokens, approx.: 4,692

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• Content starts near the top of the page

  ›What the site returned

  URL

  https://shtab.app/

  Found

  text before the heading, %: 14

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• ChatGPT and Claude get the same page people do

  ›What the site returned

  URL

  https://shtab.app/

  Response code

  200

  Headers

  content-type: text/html;charset=utf-8

  vary: Accept

  link: </index.md>; rel="alternate"; type="text/markdown"

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• Page preview data is filled in

  ›What the site returned

  URL

  https://shtab.app/

  Found

  found: og:title, og:description, og:image, og:type

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• Company markup has a description and contacts

  ›What the site returned

  URL

  https://shtab.app/

  Found

  found: description, logo, contact

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• Markup links to official profiles

  ›What the site returned

  URL

  https://shtab.app/

  Found

  sameAs links: 3

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• About, contact and policy pages are linked from the homepage

  ›What the site returned

  URL

  https://shtab.app/

  Found

  found: about, contacts, privacy

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• llms.txt is structured well enough to navigate

  ›What the site returned

  URL

  https://shtab.app/llms.txt

  Found

  H1 headings: yes

  H2 headings: 10

  links: 93

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/llms.txt"

• The Markdown version has a header with page data

  ›What the site returned

  URL

  https://shtab.app/

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/"

• Pricing is available in Markdown

  ›What the site returned

  URL

  https://shtab.app/pricing.md

  Response code

  200

  Headers

  content-type: text/markdown; charset=utf-8

  vary: Accept

  link: <https://shtab.app/pricing/>; rel="alternate"; type="text/html", <https://shtab.app/pricing/>; rel="canonical"

  Repeat the check yourself

  curl -sSL -c /dev/null -A "agent-readiness-index/0.1" -D - -o /dev/null "https://shtab.app/pricing.md"

These checks do not apply to the site and do not lower the score.

• The API reports errors in a machine format
• The MCP server answers a connection
• MCP tools have descriptions
• An access refusal says where to sign in