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Agent memory, explained honestly

Guides on permission-aware retrieval, reviews of the tools in this space, and news from building a condensed context layer in the open.

supermemory alternatives represented by a technical security and network photograph
Reviews7 min read

Supermemory Alternatives: What to Compare

A practical guide to supermemory alternatives: the questions, evidence and trial plan that make a sound decision.

best mcp gateway represented by a technical security and network photograph
Reviews7 min read

Best MCP Gateway: A Buyer's Checklist

A practical guide to best mcp gateway: the questions, evidence and trial plan that make a sound decision.

zep alternatives represented by a technical security and network photograph
Reviews7 min read

Zep Alternatives: What to Compare in 2026

A practical guide to zep alternatives: the questions, evidence and trial plan that make a sound decision.

open source mcp gateway represented by a technical security and network photograph
Reviews7 min read

Open Source MCP Gateway: What to Evaluate

A practical guide to open source mcp gateway: the questions, evidence and trial plan that make a sound decision.

mem0 alternatives represented by a technical security and network photograph
Reviews7 min read

Mem0 Alternatives: How to Choose in 2026

A practical guide to mem0 alternatives: the questions, evidence and trial plan that make a sound decision.

letta alternatives represented by a technical security and network photograph
Reviews7 min read

Letta Alternatives: A Practical Comparison

A practical guide to letta alternatives: the questions, evidence and trial plan that make a sound decision.

Abstract blue and purple digital network mesh, representing the memory api layer that mem0 and the stateful agent runtime that letta each build in different shapes
Reviews8 min read

Mem0 vs Letta: Which Agent Memory Tool to Pick

Mem0 vs Letta compared: architecture, pricing, and which one actually fits building a memory api versus a full stateful agent.

Mem0 vs Zep illustrated by an abstract network of connected nodes and lines, standing in for the vector memory and temporal knowledge graph each tool is built on
Reviews8 min read

Mem0 vs Zep: Vector Memory or Temporal Graph?

Mem0 vs Zep compared on real 2026 pricing, architecture and benchmarks, including what Zep's Flex plan and retired self-hosting mean for buyers.

Close-up of server cooling fans in a data centre, standing in for the infrastructure a supermemory pricing decision ultimately buys or replaces
Reviews8 min read

Supermemory Pricing in 2026: What It Really Costs

Supermemory pricing broken down tier by tier, plus what the free self-hosted binary covers and where the paid plans actually earn their keep.

Stacked fragile moving boxes on a hand truck, representing the process of migrating off zep community edition to a new self hosted memory layer
Reviews5 min read

Migrating Off Zep Community Edition: A Practical Guide

Zep community edition lost active support in 2025. Here is what to migrate, what genuinely does not port across, and how to actually do it.

Blue ethernet patch cables plugged into a network switch, representing how an mcp gateway routes traffic between many servers and many clients
Reviews6 min read

MCP Gateway vs Permissioned Context Layer: What Differs

An mcp gateway and a permissioned context layer solve different problems. Here is the honest, architectural difference, not a feature checklist.

Rows of patch cables plugged into a data centre switch, representing the local server infrastructure behind openmemory mcp
Reviews6 min read

OpenMemory MCP Explained: What It Was, What Happened to It

What openmemory mcp actually did, why Mem0 wound it down in 2026, and what that means if you were about to build on it.

An abstract plexus network of connected nodes, representing the agent memory layer that tools like Mem0 and Contextely both operate within
Reviews6 min read

Mem0 vs Contextely: Comparing the Agent Memory Layer

Mem0 and Contextely both sit in the agent memory layer, but they solve different problems. Here is how to pick correctly.

Rows of server racks in a data centre, representing the self-hosted infrastructure behind a Glean alternative
Reviews6 min read

Glean Alternative in 2026: An Honest Comparison

What Glean does well, where its price leaves 20-500 person teams behind, and what to check before you pick a glean alternative.

Abstract digital artwork of a metallic brain wired into circuit patterns, representing an agent memory layer
Reviews6 min read

Letta Review 2026: Testing Its Agent Memory Layer

An honest Letta review: what its agent memory layer gets right, its pricing, and where a ready-made context layer for a whole company fits better.

Glowing plexus network of connected nodes and lines, representing an llm memory database built on a temporal knowledge graph
Reviews6 min read

Zep vs the Field: Choosing an LLM Memory Database

Zep built its name on temporal knowledge graphs. Here is how it compares to the field when you are choosing an llm memory database for a real team.

Abstract network of glowing connected nodes representing self hosted ai memory built as a knowledge graph
Reviews6 min read

Cognee Explained: Open-Source Self Hosted AI Memory

What Cognee actually does, its funding and traction, and how its open source knowledge graph compares as self hosted ai memory for AI agents.

Two colleagues on laptops comparing ai knowledge management software options in a small office
Reviews7 min read

Best AI Knowledge Management Software for Small Teams

A practical shortlist of ai knowledge management software for small teams, what each is actually built for, and what to check before you commit.

A laptop screen showing performance analytics graphs, standing in for the metrics used to compare an llm memory database
Reviews6 min read

LLM Memory Database Options Compared for 2026

A factual comparison of Mem0, Letta, Zep, Cognee and Contextely as an llm memory database: hosting, permissions, funding and licensing.