Syften
We keep an eye on things 24/7, so you don't have to·syften.com
Syften is an AI-filtered keyword monitoring tool that tracks the public web and online communities, including Reddit, X/Twitter, Hacker News, Indie Hackers, GitHub, YouTube, Slack communities, Bluesky, Mastodon, forums, blogs, and podcasts, for brand mentions, competitor mentions, and buying-intent conversations. It delivers matching alerts by email, Slack, RSS, API, or webhook, and includes AI-based noise filtering, archive search of past mentions, and customizable keyword filter syntax. It is positioned as a live alternative to Google Alerts and to broader social listening tools.
What it's for
Features 18
- AI-based noise filtering using a per-filter $accept: rule
- API access to query matches and edit settings
- Archive search to find past mentions before a filter was created
- Automated onboarding that researches a company, competitors, and product names to build an initial filter setup
- Custom search operators including site:, author:, replyto:, title:, type:, and lang:
- Domain name matching including subdomains and obfuscated forms like example[.]com
- Email alert delivery
- Keyword filter monitoring across Reddit, Hacker News, GitHub, YouTube, Slack communities, Bluesky, Mastodon, Indie Hackers, forums, blogs, podcasts, and newsletters
- Language detection filtering via the lang: operator
- Literal text matching with backticks for exact special-character strings
- Live Reddit monitoring with a target delay of under 1 minute
- MCP support so AI agents can search the archive and account matches
- RSS feed delivery
- Slack integration for alert delivery
- Tag-based routing of matches to different Slack channels, email addresses, RSS feeds, or API clients
- Variables for managing and reusing multiple filters
- Webhook delivery of new matches to a custom endpoint
- X/Twitter keyword monitoring with a delay of at most 15 minutes
Pricing
The Tailor made plan is custom-priced for integrations or data supply arrangements; contact is required for a quote.
Communities filters: 3, Communities results: 100/day, Web filters: 1, Web results: 5/day, Archive search: 7 days
Communities filters: 3; Communities results: 100/day; Web filters: 1; Web results: 5/day; Archive search: 7 days
Twitter monitoring and YouTube monitoring available as paid add-ons.
Communities filters: 20; Communities results: 200/day; Web filters: 5; Web results: 20/day; Archive search: 1 month
Twitter monitoring and YouTube monitoring available as paid add-ons.
Communities filters: 100; Communities results: 500/day; Web filters: 20; Web results: 50/day; Archive search: unlimited
Custom solution for integrating Syften into another product or supplying a marketing team with data; priced on request via contact.