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Market around Cathedral

An open-source identity and persistent memory layer for AI agents, offering a hosted API and Python SDK for session continuity, drift detection, tamper-proof snapshots, goals, and peer verification.

Visit github.com ↗Pricing page ↗

Explore the market

Prices and medians update for the tier you select.

Compare at
Cathedral · Pro
No Pro plan
—
Pro-API median
—
insufficient comparable pricing
vs Pro APIs
No comparison
Cathedral doesn't sell Pro
ⓘ Comparisons are same provider type (API) and same buyer tier (Pro). Never across tiers.
Market density
79th pctile
663 competing vendors
Comparable listings · 30d
—
MCP servers · Pro median
$32/mo
4 priced · —–— mid 50%
Platforms · Pro median
$68.93/mo
4 priced · —–— mid 50%
Price spectrum · Pro plans · 9 of 12 providers priced · log scale · $15 → $249/mo
MCP servers APIs Platforms◻ shaded = middle 50% · line = median (all types)Cathedral has no comparable Pro price — not plotted

Products in this market

Ranked by how closely each one matches Cathedral's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.

AAPIs6Ranked by similarity
Cathedralthis listing
● API
no public price
LLM Memory API
● API84% similar
no public price
Ourmem
● API83% similar
no public price
Maximem Synap
● API83% similar
$249/mo Pro
Provena
● API78% similar
no public price
Exabase
● API77% similar
no Pro plan
entry $149/mo
MMCP servers20Ranked by similarity
Bardo
● MCP84% similar
no public price
Saor
● MCP84% similar
no public price
DuduLove Memory
● MCP81% similar
no public price
Mnemoverse Memory
● MCP80% similar
$29/mo Pro
-9% vs Pro median
Muse Brain
● MCP80% similar
no public price
Memosaver
● MCP79% similar
no public price
ASR Memory
● MCP79% similar
no public price
Aura
● MCP79% similar
no public price
AIS
● MCP79% similar
no public price
MM
Mmw
● MCP79% similar
$35/mo Pro
+9% vs Pro median
0Latency Memory
● MCP79% similar
$29/mo Pro
-9% vs Pro median
Toon Memory
● MCP79% similar
no public price
WhiteMagic
● MCP78% similar
no public price
Agent Memory MCP - Persistent Memory for AI Agents
● MCP78% similar
no Pro plan
entry $49/mo
Memora
● MCP78% similar
no public price
Arcana
● MCP77% similar
$47/mo Pro
+47% vs Pro median
Mnemos
● MCP77% similar
no public price
Linksee Memory
● MCP77% similar
no public price
MindGate MCP
● MCP77% similar
no public price
ctxkit
● MCP77% similar
no public price
FFrameworks8Ranked by similarity
Pensyve
● FRAMEWORK82% similar
no public price
Ethagent
● FRAMEWORK81% similar
no public price
Persona Shell
● FRAMEWORK78% similar
no public price
Mnemon
● FRAMEWORK78% similar
no public price
Codexfi
● FRAMEWORK78% similar
no public price
Mem0
● FRAMEWORK77% similar
no public price
Pensyve
● FRAMEWORK77% similar
no public price
Agent Memory
● FRAMEWORK77% similar
no public price
PPlatforms13Ranked by similarity
AgentLair
● PLATFORM79% similar
$149/mo Pro
+116% vs Pro median
Constellation Engine
● PLATFORM79% similar
no public price
Aterna Ai
● PLATFORM79% similar
no Pro plan
entry $697/mo
rimoworld
● PLATFORM78% similar
no public price
Vorn
● PLATFORM78% similar
no public price
Signetai
● PLATFORM78% similar
no public price
Harny
● PLATFORM78% similar
no public price
BOTROSTER
● PLATFORM78% similar
no public price
Social Network for AI Agents
● PLATFORM77% similar
no public price
Artil
● PLATFORM77% similar
$25/mo Pro
-64% vs Pro median
Kijito
● PLATFORM77% similar
$15/mo Pro
-78% vs Pro median
RunDB
● PLATFORM77% similar
no public price
AIMEAT
● PLATFORM77% similar
$33/mo Pro
-52% vs Pro median
OOther3Ranked by similarity
Agents & Swarms
● OTHER78% similar
no public price
Soul Diary
● OTHER77% similar
no public price
Optmem
● OTHER77% similar
no public price

Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.