{"title":"The Agent Readability Index","edition":"v1","publisher":"Caravanserai","url":"https://caravanserai.co/index-v1/findings.json","page":"https://caravanserai.co/index-v1/","preregistration":"https://caravanserai.co/index-v1/preregistration/","license":"CC BY 4.0","fieldwork":"31 August – 1 September 2026","scope":{"measures":"What a shop publishes on its own website, fetched as an agent would fetch it.","excluded":"Platform agent channels that do not pass through the shop's website. Square launched a ChatGPT app and a Claude plugin on 1 July 2026 for US food-and-beverage sellers with an active Square Online Ordering profile, routing orders into Square Online Ordering and the point of sale; that channel is outside this measurement and the platform rows here are website figures.","noted":"2026-09-06"},"frame":{"source":"OpenStreetMap via the public Overpass API","total":6989,"metros":["New York City (Brooklyn, Manhattan, western Queens)","Chicago, IL","Austin, TX","Portland, OR","Atlanta, GA"],"categories":["food-specialty","restaurant","pharmacy","hardware","florist","pet","wine-liquor"],"chains_excluded":true},"sample":{"drawn":1165,"probed":1165,"analysable":946,"analysable_rate_pct":81.2,"stratified_by":"category, capped","seeded":true},"headline":{"promisePct":0,"promiseHi":0.4,"promiseN":946,"deliveryProsePct":48.5,"shopifyProductsJson":92.7,"nextBestProductsJson":0.3,"priceOverall":7.1,"sitemapOverall":75.4},"hypotheses":[{"id":"H1","name":"The Shopify cliff","verdict":"confirmed","evidence":{"shopify_products_json_pct":92.7,"next_best_products_json_pct":0.3}},{"id":"H2","name":"The pretty-site paradox","verdict":"directional","note":"Ordering is as predicted at the extremes; WooCommerce sits out of place in the middle. Rates are within the render-pass subset only and are never merged into the fetch-only figures.","evidence":{"attempted":317,"settled":316,"appeared":52,"rate":16.5,"byPlatform":[{"key":"custom-or-unknown","label":"Custom / unknown","n":111,"appeared":23,"rate":20.7},{"key":"square","label":"Square","n":84,"appeared":16,"rate":19},{"key":"wix","label":"Wix","n":47,"appeared":4,"rate":8.5},{"key":"woocommerce","label":"WooCommerce","n":31,"appeared":5,"rate":16.1}],"scriptOnly":{"n":116,"appeared":22,"rate":19}}},{"id":"H3","name":"Nobody publishes a promise","verdict":"confirmed at the limit","evidence":{"addressable_commitment_pct":0,"ci95_upper_pct":0.4,"n":946,"says_delivers_in_prose_pct":48.5}}],"by_platform":[{"key":"custom-or-unknown","label":"Custom / unknown","n":307,"price":2.9,"productsJson":0.3,"llms":27.7,"serverPrice":26.4,"thin":false},{"key":"square","label":"Square","n":217,"price":0.9,"productsJson":0,"llms":4.1,"serverPrice":17.1,"thin":false},{"key":"shopify","label":"Shopify","n":123,"price":36.6,"productsJson":92.7,"llms":92.7,"serverPrice":87,"thin":false},{"key":"woocommerce","label":"WooCommerce","n":88,"price":4.5,"productsJson":0,"llms":13.6,"serverPrice":13.6,"thin":false},{"key":"wordpress","label":"WordPress","n":79,"price":1.3,"productsJson":0,"llms":10.1,"serverPrice":22.8,"thin":false},{"key":"wix","label":"Wix","n":61,"price":8.2,"productsJson":0,"llms":91.8,"serverPrice":19.7,"thin":false},{"key":"toast","label":"Toast","n":28,"price":0,"productsJson":0,"llms":7.1,"serverPrice":25,"thin":true},{"key":"lightspeed","label":"Lightspeed","n":23,"price":4.3,"productsJson":0,"llms":17.4,"serverPrice":78.3,"thin":true}],"robots_posture":{"base":1030,"blocks_any_named_agent_n":40,"blocks_any_named_agent_pct":3.9,"by_agent":[{"name":"ClaudeBot","blockedPct":3.9,"n":1030},{"name":"GPTBot","blockedPct":3.7,"n":1030},{"name":"Google-Extended","blockedPct":3.7,"n":1030},{"name":"PerplexityBot","blockedPct":1.4,"n":1030},{"name":"OAI-SearchBot","blockedPct":1.4,"n":1030}]},"outcomes":[{"outcome":"ok","n":946,"pct":81.2},{"outcome":"robots-unreachable","n":96,"pct":8.2},{"outcome":"http-404","n":46,"pct":3.9},{"outcome":"access-denied","n":23,"pct":2},{"outcome":"robots-blocked","n":16,"pct":1.4},{"outcome":"robots-error","n":16,"pct":1.4},{"outcome":"http-403","n":11,"pct":0.9},{"outcome":"unreachable","n":6,"pct":0.5},{"outcome":"http-400","n":2,"pct":0.2},{"outcome":"http-500","n":1,"pct":0.1},{"outcome":"http-453","n":1,"pct":0.1},{"outcome":"http-502","n":1,"pct":0.1}]}