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Long term memory for LLM

Seamless API for stateful, cross‑session recall. Cut token waste and deliver personalized AI.

The LLM Memory Bottleneck

  • Stateless requests mean every conversation starts from zero.
  • Context windows are capped and expensive to fill.
  • History truncation loses preferences and prior decisions.

The LifeLongMemory.dev Difference

  • Up to 90% token reduction via condensation.
  • Relevant recall instead of full dumps.
  • Persistent memory across sessions and devices.

How It Works

1) Capture

SDKs and webhooks ingest chat, events, and product telemetry with optional PII redaction.

2) Condense

Summarizers and schema mappers form semantic and episodic memories with embeddings.

3) Retrieve

Hybrid search + recency/importance ranking returns compact memory bundles for prompts.

4) Learn

Feedback updates relevance. Decay and re‑summarization keep memory fresh and bounded.

How it works — architecture

Client / App User & App Events chat, clicks, orders, telemetry SDKs / Webhooks PII tags • schemas • filters Session Cache short‑term notes Ingestion & Redaction hashing • tokenization • DLP audit logs Condense & Structure semantic facts • episodic traces embeddings • TTL/decay Low‑latency Storage vector DB + KV + OLAP region pinning • backups Retriever & Ranking hybrid search • recency • importance LLM / Agent augmented prompt → response feedback → relevance updates

Who it’s for

Founders & Product

Personalization without context bloat. Higher retention and LTV.

AI Engineers

Drop‑in SDKs, SLAs, and observability. Focus on prompts and agents.

Enterprises

VPC deploys, SSO, RBAC, audit logs, and region pinning for compliance.

Enterprise use cases

Customer Support AI

Starts in context with prior tickets, configs, and sentiment. Lower AHT, higher CSAT.

Sales & CRM Copilots

Surfaces threads, notes, and objections. Proposes next‑best actions.

Compliance & Audit

Immutable logs of reads/writes with purpose tags and retention rules.

Knowledge Retention

Captures tribal knowledge so agents persist through team changes.

Fintech: Hyper‑personalized experiences

Use cases

  • PFM copilots remember bill cycles and savings goals for timely nudges.
  • Lending flows pre‑fill from prior docs and intents to cut drop‑off.
  • Wealth advisors recall risk profile, household, and tax events.
  • Support bots spot recurring merchant disputes and advise early.

Controls & compliance

  • PCI scope isolation and tokenization hooks.
  • PII tags and purpose‑limited retrieval.
  • Region pinning (EU/IN/US) and right‑to‑forget.

Core features & technology

Intelligent condensation

Extracts meaning without bloating context windows—up to 90% token savings.

Semantic & episodic recall

Combines durable facts with time‑ordered episodes for accuracy.

Low‑latency vector storage

Modern vector DBs tuned for speed and scale.

Universal integration

Works with OpenAI, Anthropic, Gemini, Claude, and more.

Use cases by vertical

Fintech

PFM, lending, wealth. Risk‑aware personalization.

Healthcare

Care continuity, triage memory, auditability.

E‑commerce

Preference memory and dynamic merchandising.

Education

Adaptive tutoring with durable learner profiles.

B2B SaaS

CRM/support copilots and onboarding recall.

Industries

Healthcare

PHI workflows and purpose‑limited retrieval.

E‑commerce

Memory‑driven recommendations and support.

Education

Long‑term student models for personalization.

B2B SaaS

Account history, stakeholder maps, ticket lineage.

Travel

Itinerary and loyalty memory for proactive help.

Fintech

PCI‑aware, risk‑sensitive memory for finance.

Developer quick‑start

example.py

# 1. Store context
lifelongmemory.save_context(
    user_id="user_123",
    context="User loves coffee, not tea."
)

# 2. Retrieve relevant memory
mems = lifelongmemory.retrieve(
    user_id="user_123",
    query="User asks for a drink recommendation"
)

# 3. Augment your LLM prompt
# f"Relevant memories: {mems.text}"

Steps

  1. Store Context: Save interactions and preferences.
  2. Retrieve Memory: Get relevant context for new queries.
  3. Augment Prompt: Personalize the LLM with memory.

Integrates with

🦜 LangChain 🦙 LlamaIndex 🤖 OpenAI 🧠 Anthropic 🔷 Azure 🔶 Vertex

“Continuity jumped from 30 minutes to 3+ weeks. LifeLongMemory.dev became our AI foundation and cut prompt costs by 65%.”

John Doe · VP Engineering, TechCorp AI

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