Hyperspell
https://www.ycombinator.com/companies/hyperspell
Connects Slack, Gmail, Notion, Drive so agents can recall and reason across company knowledge.
At a glance
- Type
- Workplace agent memory connectors
- Tier
- T2
- Section
- Dedicated memory layers
- Created
- 2024
- Latest release
- not applicable — not OSS
- License
- not applicable — not OSS
- GitHub
- not applicable — no GitHub repo
- Pricing
- searched not found
- Funding
- $2M Seed · 2025-09
Taxonomy
- storage
- vector
- retrieval
- similarity
- persistence
- long-term
- update
- extraction
- unit
- document
- governance
- opaque
- conflict
- none
When to use
Optimised for: workplace connectors + cross-source recall
Anti-fit: not for non-workplace consumer use cases
Pros & cons
Pros
Spell-as-memory framing — invocations are first-class, not just facts; useful for skill-heavy agents.
Cons
Niche framing; smaller community; integration story still maturing.
Claims & capabilities
YC F25. Founders previously scaled API products to $30M ARR.
Technical surface
- API surface
- searched not found
- Backend storage
- searched not found
- Deployment
- Cloud API + SDK (no self-hosted option found)
- Embedding model
- searched not found
- Multi-tenancy
- searched not found
- MCP
- not documented publicly
- A2A
- not documented publicly
- OpenTelemetry
- not documented publicly
Similar systems
Other dedicated memory layers in the catalog, ranked by inbound references.
- Mem0 T1
Universal memory layer for AI agents. Three concurrent stores (vector + graph + KV); LLM-extracted facts; concurrent retrieval via ThreadPoolExecutor.
- Zep & Graphiti T1
Bi-temporal knowledge graph (event time + ingestion time). Strong on chronological reasoning and contradiction tracking. Graphiti is the open-source core.
- Cognee T1
"Extract–Cognify–Load" pipeline that turns raw input into a typed, queryable knowledge graph for agent recall.
- Hindsight (Vectorize) T1
Standalone memory service from Vectorize. Open source. Biomimetic four-network design (World, Bank, Observation, Opinion). Ships an MCP memory server.
- Memvid T2
Single-file memory layer (one .mv2 file). No DB, no server. Append-only sequence of immutable Smart Frames with timestamps + checksums. Native Rust core (rewritten from Python).
- Supermemory T1
Memory engine with API, app, browser extension, and MCP server. Extracts facts, tracks updates, resolves contradictions, auto-forgets expired info. Plugins for Claude Code, OpenCode, OpenClaw, Hermes.