Cast Insights (Ephemeral) is a real-time speech-to-signal intelligence platform that ingests spoken-media sources (broadcasts, podcasts, livestreams, earnings calls), converts audio into structured transcripts and metadata, and generates time-series signals such as mention volume, sentiment shifts, narrative curves, and speaker attribution.
Published Oct 15, 2026
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| Aspect | Cast Insights (Ephemeral) | AlphaSense | Quid (NetBase Quid) |
|---|---|---|---|
| Starting Price | Not publicly listed; private/gated access and typically contract-based | Not publicly listed; quote-based subscriptions | Not publicly listed on the main site; typically enterprise/contract |
| Best For | Teams that require signals derived from spoken media (podcasts/broadcasts) and narrative tracking | Corporates/finance/consulting needing document/transcript search and research workflows | Competitive/consumer & market intelligence teams mapping trends and competitor positioning across broad datasets |
| Key Strength | Capabilities focused on spoken-media indexing, narrative curves, and sentiment/volume tracking for audio sources | Breadth of content library and enterprise research workflows, summaries and alerts | Market/competitive analytics and trend mapping across multiple data types |
| Key Weakness | Limited public validation and methodology transparency; gated access | Opaque pricing noted in third-party writeups; may overlap with internal DIY workflows for some teams | Less focused on real-time spoken media compared with audio-centric solutions |