AI note taker for online meetings and in-person conversations
Hybrid search, graph indexing, and vector-symbolic memory for AI agents
Stage
MVP
Startup
Founded
Not given
2026
Based in
BE
US
Pricing model
Paid
Open source
Pricing
Kasset Core: €19/user/month or €180/user/year. Kasset Pro: €39/user/month or €384/user/year (includes one Plaud device on annual plan). Plaud devices can be purchased separately: Plaud Note Pro €189, Plaud NotePin S €159.
Open source under Apache-2.0 license. WARM Cloud is in development with usage-based pricing for sync, backup and verification; details to be published at launch.
Key features
Records online meetings from your computer without a bot joining the call
Captures conversations on iPhone and with Plaud Note Pro and NotePin S devices
Transforms conversations into structured notes with decisions and next steps
Integration with Claude, ChatGPT and Copilot through MCP protocol
Data stored and processed in the EU by default
GDPR compliant with no model training on user conversations
1,200 transcription minutes per month on Core, unlimited on Pro
Hybrid search combining BM25 lexical and vector scoring
Vertex graph vector index with 2.29-2.75x throughput vs hnswlib
Vector-symbolic fact memory with holographic reduced representations
AES-256-GCM encryption at rest with Argon2id key derivation
Signed audit log with Ed25519 and W3C DID identity
Secure purge that overwrites deleted data with zeros
Crash-safe append-only log with checksumming
Native Rust API with Python HTTP client and Node.js bindings
MCP server integration for editors and AI agents
WARM Cloud sync, backup and verification without server access to keys or documents
What makes it different
Records meetings without a bot joining the call, keeping your conversations private
Single unified library for online meetings, phone calls and in-person conversations
Never trains models on your conversations
Runs entirely locally in your process with no network calls or telemetry
Encryption at rest built into the open-source engine itself, not an enterprise add-on
Significantly faster vector search than hnswlib with graph-indexed vertex retrieval
Signed provenance and verified audit trail using C2PA, COSE and SCITT standards
Embedded library model eliminates dependency on external services or vendor lock-in
Kasset
warm-rust