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ease
features
design
support

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Description

LangMem is a versatile and lightweight Python SDK developed by LangChain that empowers AI agents by providing them with the ability to maintain long-term memory. This enables these agents to capture, store, modify, and access significant information from previous interactions, allowing them to enhance their intelligence and personalization over time. The SDK features three distinct types of memory and includes tools for immediate memory management as well as background processes for efficient updates outside of active user sessions. With its storage-agnostic core API, LangMem can integrate effortlessly with various backends, and it boasts native support for LangGraph’s long-term memory store, facilitating type-safe memory consolidation through Pydantic-defined schemas. Developers can easily implement memory functionalities into their agents using straightforward primitives, which allows for smooth memory creation, retrieval, and prompt optimization during conversational interactions. This flexibility and ease of use make LangMem a valuable tool for enhancing the capability of AI-driven applications.

Description

OpenViking is an open-source context database tailored for AI agents, utilizing a file-system architecture to streamline the management of memories, resources, and skills. Rather than viewing context as disjointed pieces in a fragmented vector store, OpenViking consolidates agent context into a virtual file system through the viking protocol, allowing agents to effectively store, navigate, retrieve, and observe the necessary information. This system is designed to alleviate the burdens of manual context management for developers, offering agents a simplified interaction model akin to file operations. Furthermore, OpenViking facilitates hierarchical context loading, semantic and recursive retrieval, session management, metrics tracking, and observability, enabling AI agents to efficiently access pertinent information without overwhelming prompts. By adopting this approach, developers can enhance the efficiency and effectiveness of their AI systems.

API Access

Has API Yes 

API Access

Has API Yes 

Screenshots View All

Screenshots View All

Integrations

Aider No 
Antigravity CLI No 
Claude No 
Claude Code No 
Claude Desktop No 
Codex CLI No 
Cursor No 
Factory Droid No 
Gemini CLI No 
GitHub Copilot CLI No 
Google Antigravity No 
Hermes Agent No 
Kimi Code No 
LangGraph Yes 
OpenAI Codex No 
OpenClaw No 
Pi Agent No 
PydanticAI Yes 
Python Yes 
TRAE No 

Integrations

Aider Yes 
Antigravity CLI Yes 
Claude Yes 
Claude Code Yes 
Claude Desktop Yes 
Codex CLI Yes 
Cursor Yes 
Factory Droid Yes 
Gemini CLI Yes 
GitHub Copilot CLI Yes 
Google Antigravity Yes 
Hermes Agent Yes 
Kimi Code Yes 
LangGraph No 
OpenAI Codex Yes 
OpenClaw Yes 
Pi Agent Yes 
PydanticAI No 
Python No 
TRAE Yes 

Pricing Details

No price information available.
Free Trial No 
Free Version No 

Pricing Details

Free
Free Trial No 
Free Version Yes 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Customer Support

Business Hours Yes 
Live Rep (24/7) No 
Online Support Yes 

Customer Support

Business Hours No 
Live Rep (24/7) Yes 
Online Support Yes 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person Yes 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Vendor Details

Company Name

LangChain

Founded

2022

Country

United States

Website

langchain-ai.github.io/langmem/

Vendor Details

Company Name

OpenViking

Founded

2026

Country

United States

Website

openviking.ai/

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Product Features

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