{ "openapi": "3.0.1", "info": { "title": "Telegram Channel Scraper: Subscriber Count, Bio & Stats", "description": "Telegram channel scraper without login or API key: look up a list of public channels by username and get subscriber count, description, verification badge and recent-post stats, read straight from Telegram's own public preview pages. 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Only channels we actually find are charged — never for a miss.", "items": { "type": "string" } }, "testRun": { "title": "Try it first — only process the first 5", "type": "boolean", "description": "Turn this on to test your input on a small sample before running the full list. Turn it off to process everything.", "default": false }, "onlyFound": { "title": "Hide rows with no result", "type": "boolean", "description": "Only keep rows where something was actually found. Misses are always free, whether or not you show them here.", "default": false }, "deltaMode": { "title": "Only return posts that are new since the last run", "type": "boolean", "description": "Turns this actor into a channel-post alert. A post counts as new when its Telegram post ID has not been returned for that channel by a previous run of the same watchlist. Already-seen posts are dropped from recentMessages before you see them. Each channel is still looked up and billed once, and its stats row always comes back (with an empty recentMessages list when nothing new was posted). The first run has nothing to compare against, so it returns the recent posts and remembers them. Add a \"Send alerts to\" link below to have each new post posted straight to Discord, Slack or Telegram.", "default": false }, "deltaName": { "title": "Watchlist name (optional)", "type": "string", "description": "Leave empty and we derive one from your channel list, so two schedules watching different channels keep separate memories. Type your own name to keep two schedules of the same list apart, or to keep one memory across list edits. Naming a watchlist with the checkbox above off returns every post but still stamps each one with isNew and firstSeenAt, so you can filter them yourself in Sheets, n8n or Make.", "default": "" }, "quietRunOutput": { "title": "What a quiet monitoring run writes to the dataset", "enum": [ "summary", "none" ], "type": "string", "description": "A quiet run is a channel with no new posts since the last run. \"One summary row\" (the default) keeps the channel row with newPostCount 0 and an empty recentMessages list. \"Nothing\" writes zero items for that channel, so a bot reading the dataset never has to skip rows. A channel that failed still returns its error row.", "default": "summary" }, "notifyUrl": { "title": "Send alerts to (Discord or Slack webhook, Telegram bot link, or any URL)", "type": "string", "description": "Optional, needs monitoring on. After the channel is billed, each new post is posted here as one message: text preview, date, views and link, with a NEW badge. Discord or Slack: paste the channel's webhook URL. Telegram: https://api.telegram.org/bot/sendMessage?chat_id=. Any other URL receives JSON. Messages are free, and a message that fails never fails the run (the row's notifyErrors says why). Stored encrypted, never logged or written to the results." }, "notifyFormat": { "title": "Message format", "enum": [ "auto", "discord", "slack", "telegram", "json" ], "type": "string", "description": "Leave on \"Detect from the link\": discord.com links get Discord messages, hooks.slack.com Slack, api.telegram.org Telegram, anything else JSON. Pick one only to override that.", "default": "auto" }, "maxNotificationsPerRun": { "title": "Most alert messages per run", "type": "integer", "description": "Up to 100. Above this, one \"+N more\" message says how many more posts are in the run's dataset, so a busy first run never floods the channel. 0 sends only that one summary message.", "default": 20 }, "maxConcurrency": { "title": "Max parallel requests", "minimum": 1, "maximum": 20, "type": "integer", "description": "Parallel requests. Keep conservative — this target has no browser fallback, so getting blocked costs more than slow-and-steady.", "default": 5 }, "proxyConfiguration": { "title": "Proxy configuration", "type": "object", "description": "Apify Proxy config. 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