Castr.io is a company within the Software category. Castr is a cloud-based video streaming platform that provides tools for multistreaming, video hosting, and live broadcasting infrastructure. It allows creators and enterprises to distribute live content simultaneously to multiple social media platforms and custom websites while supporting professional protocols like SRT and RTSP.
Castr.io was founded in 2018 and is headquartered in Toronto, Canada.
Castr.io is rated Contender on the Optimly Brand Authority Index, a measure of how well AI models can accurately describe the brand. The exact score is locked for unclaimed profiles.
AI narrative accuracy for Castr.io is Moderate. Significant factual deltas detected. Inconsistent representation across models.
AI models classify Castr.io as a Challenger. AI names competitors first.
Castr.io appeared in 4 of 6 sampled buyer-intent queries (67%). Castr is likely to appear for 'best multistreaming software' but has a gap in discovery for 'IP camera to YouTube' or 'professional SRT relay' queries where it is highly competent but less indexed as a leader.
AI reliably identifies the brand as a livestreaming tool for simultaneous broadcasting. However, it often fails to capture the technical depth of its enterprise features like SRT support and security camera integration, often pigeonholing it as a 'Restream alternative' for creators. Key gap: The shift from being a simple 'multistreaming tool' for gamers to an enterprise-grade 'video infrastructure' provider (with SRT and IP camera support) is often lagged in AI summaries.
Of 5 key facts verified about Castr.io, 3 are well-documented (likely accurate across AI models), 2 have limited sourcing, and 0 are retrieval-dependent and may be inaccurate without live search.
Company metadata such as exact founding date, employee count, and executive leadership are poorly documented.
Castr.io's core products are Multistreaming, Live Video Hosting (VOD), 24/7 Linear Streaming, IP Camera Streaming (RTSP to RTMP), SRT Relay..
Castr.io uses Subscription.
Castr.io serves Livestreamers, Houses of Worship, Sports Broadcasters, Security/Surveillance (IP Camera users), Enterprise Communications..
Castr.io Offers enterprise-grade protocol support (SRT, RTSP) and 24/7 linear streaming at a price point accessible to mid-market creators and small businesses.
Brand Authority Index (BAI) tier: Contender (exact score locked for unclaimed brands)
Archetype: Challenger
https://optimly.ai/brand/castr-io
Last analyzed: May 7, 2026
Founded: 2018
Headquarters: Toronto, Canada