Persistent Memory API for AI Agents (Hybrid Search) MemVault is a production-ready Memory-as-a-Service API designed to address context window limitations and state management in LLM applications. Instead of maintaining full conversation history in the prompt context—which increases latency and token costs—MemVault offloads state to a persistent storage layer. It abstracts the complexity of…

2 subscribers
8.7/10 popularity
904 ms avg latency
33% success rate
5 endpoints
The in-depth APIMemo review for this API hasn't been published yet — the data below comes straight from the public marketplace listing.

Long-Term Memory API endpoints

MethodEndpointDescription
POST Store Memory
/memory/store
Store a memory item for a given session. Automatically handles importance scoring, timestamps and optional metadata.
POST Retrieve Memories
/memory/retrieve
Retrieve the most relevant memories for a session, ranked by semantic similarity, recency and importance.
POST Clear Memory
/memory/clear
Clear memory for a session, either specific memory items or the entire session history.
GET Get Session Summary
/sessions/{sessionId}
Return a summary of a memory session, including counts, timestamps and basic statistics. Does not return full memory text.
GET Health Check
/health
Check service health, database connectivity and optional embedding provider status.

Long-Term Memory API pricing

PlanPriceRate limitQuotas
BASIC Free 5 / minute
  • Requests: 500 / monthly
PRO Recommended $19 / month 30 / minute
  • Requests: 10,000 / monthly (then $0.0100 each)
ULTRA $49 / month 60 / minute
  • Requests: 50,000 / monthly (then $0.0100 each)
MEGA $149 / month 100 / minute
  • Requests: 200,000 / monthly

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