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memsync vs Oxyo

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

memsync compared with Oxyo
Detailmemsync logo memsyncOxyo logo Oxyo
What it doesOne set of memories across every machine you work on Cut Claude Code, Codex & Gemini quota burn by 60–72% with persistent AI coding memory and deterministic verification
StageNot given Not given
FoundedNot given Not given
Based inUS RO
Pricing modelFreemium Freemium
PricingMac app free with no account on one machine; $15 per month to sync every machine with 14 days free trial; iPhone app $7.99 once. Explorer: free with 50 MCP calls; Oxyo Core: $19/mo (or $15/mo annually) with ~1.9M tokens/week and 300 MCP calls/week; Oxyo Pro: $49/mo (or $39/mo annually) with ~3.8M tokens/week and 1,250 MCP calls/week; Oxyo Max: $99/mo (or $79/mo annually) with ~7.5M tokens/week and 5,000 MCP calls/week. All pl
Key features
  • Session capture from Claude Code, Codex and Cursor on Mac and Linux
  • Full-text search over all memories by project, kind and machine
  • MCP tools in every session for search, recent, status and machines
  • Search from any browser at mem.i8l.tech
  • Local viewer on 127.0.0.1 answering from hub or local mirror
  • Project exclude list kept locally to prevent capture
  • Export everything as SQLite file with one-click deletion
  • One token per machine, revocable without affecting other machines
  • Sync every 15 minutes using content identity
  • Lifelong persistent memory across sessions retained in an isolated vault
  • Automatic belief revision to eliminate contradicted specifications
  • Deterministic Python sandbox for verified calculations
  • Model Context Protocol integration for IDE connectivity
  • Causal root-cause graph tracking
  • Visual learning from screenshots and diagrams
  • Reusable skill synthesis for algorithmic classes
  • Web console, desktop app, and REST API access
  • Encrypted BYOK vault for Claude, OpenAI, and OpenRouter
What makes it different
  • Content identity ensures the same memory from multiple machines lands once safely
  • Free on one Mac with no account or setup required
  • Memories retained 30 days after subscription ends for export
  • 60–72% reduction in token quota burn measured on production 112k-token repositories
  • Zero re-sending of context; only ~1k surgical tokens retrieved per turn instead of 50k–200k
  • 100% contradiction-free memory with automatic outdated fact retirement
  • Unified memory across web, browser, and multiple IDEs
  • Model-independent brain; memory portable across AI providers
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)00
Referring domains (Majestic)00

6 details filled in for both companies.

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