{ "openapi": "3.0.1", "info": { "title": "🔔 Website Change Monitor - Alerts Only On Real Changes", "description": "⚡ ~$0.002/check. Watch any page or CSS selector and get a Slack/Discord alert only when something REALLY changes. ✅ Ignores cookie banners, timestamps, tokens and view counters — the noise that makes other change detectors cry wolf.", "version": "1.0", "x-build-id": "Fr8wbx3wPBYKb8rJw" }, "servers": [ { "url": "https://api.apify.com/v2" } ], "paths": { "/acts/that_red_bird~website-change-monitor/run-sync-get-dataset-items": { "post": { "operationId": "run-sync-get-dataset-items-that_red_bird-website-change-monitor", "x-openai-isConsequential": false, "summary": "Executes an Actor, waits for its completion, and returns Actor's dataset items in response.", "tags": [ "Run Actor" ], "requestBody": { "required": true, "content": { "application/json": { "schema": { "$ref": "#/components/schemas/inputSchema" } } } }, "parameters": [ { "name": "token", "in": "query", "required": true, "schema": { "type": "string" }, "description": "Enter your Apify token here" } ], "responses": { "200": { "description": "OK" } } } }, "/acts/that_red_bird~website-change-monitor/runs": { "post": { "operationId": "runs-sync-that_red_bird-website-change-monitor", "x-openai-isConsequential": false, "summary": "Executes an Actor and returns information about the initiated run in response.", "tags": [ "Run Actor" ], "requestBody": { "required": true, "content": { "application/json": { "schema": { "$ref": "#/components/schemas/inputSchema" } } } }, "parameters": [ { "name": "token", "in": "query", "required": true, "schema": { "type": "string" }, "description": "Enter your Apify token here" } ], "responses": { "200": { "description": "OK", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/runsResponseSchema" } } } } } } }, "/acts/that_red_bird~website-change-monitor/run-sync": { "post": { "operationId": "run-sync-that_red_bird-website-change-monitor", "x-openai-isConsequential": false, "summary": "Executes an Actor, waits for completion, and returns the OUTPUT from Key-value store in response.", "tags": [ "Run Actor" ], "requestBody": { "required": true, "content": { "application/json": { "schema": { "$ref": "#/components/schemas/inputSchema" } } } }, "parameters": [ { "name": "token", "in": "query", "required": true, "schema": { "type": "string" }, "description": "Enter your Apify token here" } ], "responses": { "200": { "description": "OK" } } } } }, "components": { "schemas": { "inputSchema": { "type": "object", "required": [ "urls" ], "properties": { "urls": { "title": "URLs to watch", "type": "array", "description": "Pages to monitor. Plain URLs, or objects like {\"url\":\"https://…\",\"selector\":\".price\",\"label\":\"competitor-a\"} to override settings per URL.", "default": [ "https://books.toscrape.com/catalogue/a-light-in-the-attic_1000/index.html" ] }, "mode": { "title": "What to compare", "enum": [ "text", "selector", "html", "jsonld", "meta", "regex" ], "type": "string", "description": "text = visible text (recommended) · selector = one element · html = raw markup · jsonld = structured data field · meta = meta tag · regex = custom pattern.", "default": "text" }, "selector": { "title": "CSS selector", "type": "string", "description": "Used by the text / selector / html modes. Leave empty to watch the whole page." }, "excludeSelectors": { "title": "Ignore these elements", "type": "array", "description": "CSS selectors removed before comparing — cookie banners, ads, chat widgets, 'related products'. This is the single best fix for false alerts.", "default": [ ".cookie-banner", "#ads", ".chat-widget" ], "items": { "type": "string" } }, "attr": { "title": "Attribute", "type": "string", "description": "With selector mode: read this attribute instead of the element's text (e.g. href, content)." }, "ldType": { "title": "JSON-LD @type", "type": "string", "description": "With jsonld mode, e.g. Product." }, "path": { "title": "JSON-LD path", "type": "string", "description": "With jsonld mode, dotted path, e.g. offers.price" }, "pattern": { "title": "Regex pattern", "type": "string", "description": "With regex mode. The first capture group is what gets compared." }, "onlyChanges": { "title": "Only output changes", "type": "boolean", "description": "Push only rows that actually changed (plus repeatedly broken pages). Recommended when watching many URLs on a schedule.", "default": false }, "alertOnErrorAfter": { "title": "Report a broken page after N failures", "minimum": 0, "maximum": 50, "type": "integer", "description": "A page failing once is noise; failing this many runs in a row is news — dead link, blocked, or the site was restructured. 0 disables it.", "default": 3 }, "notifyOnFirstRun": { "title": "Notify on first run", "type": "boolean", "description": "By default the first run only records a baseline and sends nothing.", "default": false }, "resetBaseline": { "title": "Reset baseline", "type": "boolean", "description": "Forget everything stored and start fresh. Use after you change the selector or mode.", "default": false }, "keepHistory": { "title": "Keep history entries", "minimum": 0, "maximum": 200, "type": "integer", "description": "Store this many past values per target so you can see how a page evolved. 0 disables history.", "default": 0 }, "maxItems": { "title": "Max output rows", "minimum": 0, "type": "integer", "description": "Hard cap on dataset rows per run. 0 = no cap.", "default": 0 }, "renderJs": { "title": "Render JavaScript", "type": "boolean", "description": "Use a headless browser. Slower and more expensive — only enable if the content is missing without it.", "default": false }, "waitForSelector": { "title": "Wait for selector", "type": "string", "description": "With Render JavaScript on: wait until this element appears before reading the page." }, "customHeaders": { "title": "Custom headers", "type": "object", "description": "Extra request headers, e.g. a Cookie or Authorization header for pages behind a login." }, "concurrency": { "title": "Concurrency", "minimum": 1, "maximum": 20, "type": "integer", "description": "How many URLs to check in parallel.", "default": 5 }, "webhookUrl": { "title": "Webhook URL", "type": "string", "description": "POSTs a JSON payload here when something changes. Works with Slack, Discord, Zapier and Make." }, "stateStoreName": { "title": "State store name", "type": "string", "description": "Named key-value store holding the previous values. Use different names to keep separate watch lists.", "default": "website-change-monitor-state" }, "proxyConfiguration": { "title": "Proxy", "type": "object", "description": "Optional Apify proxy configuration for sites that block datacenter traffic." } } }, "runsResponseSchema": { "type": "object", "properties": { "data": { "type": "object", "properties": { "id": { "type": "string" }, "actId": { "type": "string" }, "userId": { "type": "string" }, "startedAt": { "type": "string", "format": "date-time", "example": "2025-01-08T00:00:00.000Z" }, "finishedAt": { "type": "string", "format": "date-time", "example": "2025-01-08T00:00:00.000Z" }, "status": { "type": "string", "example": "READY" }, "meta": { "type": "object", "properties": { "origin": { "type": "string", "example": "API" }, "userAgent": { "type": "string" } } }, "stats": { "type": "object", "properties": { "inputBodyLen": { "type": "integer", "example": 2000 }, "rebootCount": { "type": "integer", "example": 0 }, "restartCount": { "type": "integer", "example": 0 }, "resurrectCount": { "type": "integer", "example": 0 }, "computeUnits": { "type": "integer", "example": 0 } } }, "options": { "type": "object", "properties": { "build": { "type": "string", "example": "latest" }, "timeoutSecs": { "type": "integer", "example": 300 }, "memoryMbytes": { "type": "integer", "example": 1024 }, "diskMbytes": { "type": "integer", "example": 2048 } } }, "buildId": { "type": "string" }, "defaultKeyValueStoreId": { "type": "string" }, "defaultDatasetId": { "type": "string" }, "defaultRequestQueueId": { "type": "string" }, "buildNumber": { "type": "string", "example": "1.0.0" }, "containerUrl": { "type": "string" }, "usage": { "type": "object", "properties": { "ACTOR_COMPUTE_UNITS": { "type": "integer", "example": 0 }, "DATASET_READS": { "type": "integer", "example": 0 }, "DATASET_WRITES": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_READS": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_WRITES": { "type": "integer", "example": 1 }, "KEY_VALUE_STORE_LISTS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_READS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_WRITES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_INTERNAL_GBYTES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_EXTERNAL_GBYTES": { "type": "integer", "example": 0 }, "PROXY_RESIDENTIAL_TRANSFER_GBYTES": { "type": "integer", "example": 0 }, "PROXY_SERPS": { "type": "integer", "example": 0 } } }, "usageTotalUsd": { "type": "number", "example": 0.00005 }, "usageUsd": { "type": "object", "properties": { "ACTOR_COMPUTE_UNITS": { "type": "integer", "example": 0 }, "DATASET_READS": { "type": "integer", "example": 0 }, "DATASET_WRITES": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_READS": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_WRITES": { "type": "number", "example": 0.00005 }, "KEY_VALUE_STORE_LISTS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_READS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_WRITES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_INTERNAL_GBYTES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_EXTERNAL_GBYTES": { "type": "integer", "example": 0 }, "PROXY_RESIDENTIAL_TRANSFER_GBYTES": { "type": "integer", "example": 0 }, "PROXY_SERPS": { "type": "integer", "example": 0 } } } } } } } } } }