Proxon vs Second Brain for AI (2026)
A side-by-side comparison of Proxon and Second Brain for AI on pricing, features, and fit, so you can decide which is right for you.
Quick answer
Proxon and Second Brain for AI are both strong choices, but they fit different needs. Choose Proxon if you mainly need auditing all ai applications in use across a large enterprise to identify shadow it risks — its edge is provides comprehensive visibility into both approved and unauthorized ai tool usage. Choose Second Brain for AI if you need developers who switch between multiple ai coding assistants and want shared project context — its edge is completely free and open-source with no subscription required. Proxon starts at On request; Second Brain for AI starts at Free.
Features compared
- Automated discovery and inventory of all AI tools across an organization, including shadow AI
- Ownership assignment and policy binding per AI system
- Real-time spend tracking and budget attribution for each AI tool
- Centralized compliance and governance dashboard for IT and security teams
- Shared persistent memory across Claude, ChatGPT, Cursor, and all MCP clients
- Auto-linking of related memories for smarter context retrieval
- Conflict resolution and duplicate merging to keep memory accurate
- Self-hosted on Cloudflare for full data privacy and zero hosting costs
Pros & cons
- Provides comprehensive visibility into both approved and unauthorized AI tool usage
- Directly links AI tools to owners, policies, and costs for clear accountability
- Designed specifically for enterprise security and IT governance workflows
- Pricing is not publicly available, making it difficult to budget without a sales conversation
- May require significant onboarding effort to fully integrate with existing IT infrastructure
- Completely free and open-source with no subscription required
- Full data privacy since everything is self-hosted on your own Cloudflare account
- Smart V2 memory management with auto-linking, conflict resolution, and deduplication
- Requires some technical knowledge to set up and self-host on Cloudflare
- Dependent on Cloudflare infrastructure, which may not suit all deployment preferences
The verdict
Choose Proxon if
you mainly need to auditing all ai applications in use across a large enterprise to identify shadow it risks. Its edge: provides comprehensive visibility into both approved and unauthorized ai tool usage.
Choose Second Brain for AI if
you mainly need to developers who switch between multiple ai coding assistants and want shared project context. Its edge: completely free and open-source with no subscription required.
Frequently asked questions
Is Proxon better than Second Brain for AI?
Neither is universally better. Proxon is stronger for auditing all ai applications in use across a large enterprise to identify shadow it risks, with an edge in provides comprehensive visibility into both approved and unauthorized ai tool usage. Second Brain for AI is stronger for developers who switch between multiple ai coding assistants and want shared project context, with an edge in completely free and open-source with no subscription required. Pick based on your main task.
Which is cheaper, Proxon or Second Brain for AI?
Proxon starts at On request and Second Brain for AI starts at Free. Free tier: Proxon — No public free tier; Second Brain for AI — Fully free, self-hosted on Cloudflare free tier.
What is Proxon best for?
Proxon is best for auditing all ai applications in use across a large enterprise to identify shadow it risks, enforcing ai usage policies and mapping each tool to a responsible owner, tracking and controlling ai-related software spend across business units.
What is Second Brain for AI best for?
Second Brain for AI is best for developers who switch between multiple ai coding assistants and want shared project context, power users who want ai chatbots to remember personal preferences and past decisions, teams building mcp-compatible workflows that require a centralized memory layer.
Do Proxon and Second Brain for AI have free plans?
Proxon: No public free tier. Second Brain for AI: Fully free, self-hosted on Cloudflare free tier. Check each tool's pricing page for current limits, as plans change.