Ctxstore alternatives

Tools that do what Ctxstore does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from Ctxstore.

Read 2026-10-27 · Ctxstore itself: From $19/user/mo

With a free plan or free to use: MemoryBridge AI, Gnosem, Gnosis Memory, Dijin, Worldku, LeapMemory.

10 alternativesUnlike Ctxstore

#1
Maindex Agents MCP · sign-in
Stores a shared memory graph that AI agents and teammates read and write via MCP or REST, with provenance on each fact.
Also: Agents
4
Active
From $14.99/mo
#2
MemoryBridge AI Agents
Stores shared memory across ChatGPT, Claude, and other AI assistants so they remember user context between conversations.
Also: RAG
Emerging
Active
From $9/mo
#3
Gnosem Agents MCP · open
Stores a persistent memory that AI assistants such as Claude and Cursor read and write over MCP or HTTP tool calls.
Same job
Little sign of use
Active
From $9/mo
#4
Make0 Brain Agents
Keeps a single editable store of your preferences and background that ChatGPT, Claude and Cursor draw on.
More widely used
1
Active
#5
Gnosis Memory Security MCP · sign-in
Stores encrypted memories of your preferences, decisions and tasks and serves them to multiple AI assistants over MCP.
Also: Search, Security
Little sign of use
From $5/mo
#6
Dijin Agents MCP · sign-in
Keeps one user-owned memory that Claude, ChatGPT and Cursor recall, citing the source of each answer.
Same job
1
Maintained
From $8.33/mo
2025
#7
PolyAI Agents
Builds and runs voice AI agents that handle customer conversations across phone, chat, and other channels.
Also: Agents, VoiceMore widely used
392k
Active
Pay per use
2017
#8
Gumloop Agents
Builds and deploys autonomous agents that automate business tasks like sales pipeline management, prospect research, and CRM updates.
Also: Agents, Workflow automationMore widely used
372k
Active
From $37/mo
#9
Worldku Sales MCP · sign-in
Stores one persistent memory that AI clients like Claude, ChatGPT and Cursor read and write through MCP.
Same job
1
Active
From $6.70/mo
#10
LeapMemory Agents MCP · sign-in
Stores exact facts a user tells an AI assistant and recalls them in later chats, served to any model over MCP.
Same job
1
Active
From $20/mo

← Ctxstore: the full card All Agents tools →

How this list is made: the words Ctxstore is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.