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MySpec vs Oxyo

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

MySpec compared with Oxyo
DetailMySpec logo MySpecOxyo logo Oxyo
What it doesAI Senior Architect for Spec-Driven Development that generates 4-file spec bundles before you write code Cut Claude Code, Codex & Gemini quota burn by 60–72% with persistent AI coding memory and deterministic verification
StageMVP Not given
FoundedNot given Not given
Based inSG RO
Pricing modelFreemium Freemium
PricingFree: 20 projects, 100 spec files, 20 public share links per month. Pro: 5× AI usage limit, 100 projects, unlimited specs. Team: 10× AI usage limit per seat (2 seats minimum), unlimited projects and specs. 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
  • 4-file spec bundle generation (constitution, requirements, solution, tasks)
  • Structured interview to clarify scope and edge cases
  • Live Mermaid diagram rendering
  • ZIP export of spec bundle
  • MCP Server integration for IDE agents
  • Greenfield and Brownfield workflow support
  • EARS+ acceptance criteria format
  • Versioned diffs for spec refinement
  • Team collaboration and shared projects
  • Plain-English edits in chat
  • 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
  • Replaces vague prompts with immutable 4-file architectural contracts to prevent AI hallucinations
  • Senior Architect interview catches edge cases before coding begins
  • Supports both Greenfield and Brownfield project workflows
  • 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)22 −1 (down) since last checkNot checked yet no change since last check
Trust Flow (Majestic)110
Citation Flow (Majestic)270
Referring domains (Majestic)1000

6 details filled in for both companies.

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