Open protocol for AI agent identity, DNS-anchored and post-quantum native, governed by a nonprofit
Monitor quotas, tokens and coding agent sessions from your screen edge on Mac, iPhone and Apple Watch
Stage
Startup
Not given
Founded
2026
Not given
Based in
MX
Not given
Pricing model
Open source
Not given
Pricing
Free to use. L0 credentials issued today. L1 enabled in agent.bar demonstration. L2 and L3 specified but not yet issued.
Agent HUD (Mac app): Free. Agent HUD Remote: From $2.99 a month (1 Mac early-bird price), $4.99 regular; yearly plans from $29.99 early-bird to $49.99 regular. 2 Mac plans: $4.99/$7.99 monthly, $49.99/$79.99 yearly. 3 Mac plans: $5.99/$9.99 monthly, $59.99/$99.99 yearly. First week free on all plans
Key features
W3C Verifiable Credentials (AID format)
Four trust levels (L0-L3) with progressive verification
DNS anchoring starting at L1
ML-DSA-65 + Ed25519 composite signatures
ARIA AP for signed requests and receipts
Append-only Trust Ledger with credential lifecycle events
Revocation capability with signed status lists
Public REST API verification endpoint
TypeScript SDK for credential verification
Quotas, balances and reset times displayed at screen edge with color-coded status indicators
Approve or deny tool calls and answer agent questions directly from the HUD
One-click navigation back to any session's thread, tab or terminal pane
Three display modes: Notch, Simple and Dynamic for different screen layouts
Detailed token usage analysis by time, agent, model, session, turn and call
Built-in MCP server for agent-to-agent communication
iPhone and Apple Watch apps with iCloud sync for remote access
Voice input on Apple Watch to create new sessions
What makes it different
Post-quantum native from launch, not a migration plan
Governed by nonprofit to prevent capture
Complements existing protocols without replacing them
L0 credentials issued and verifiable today
Unified view of quotas and sessions for 18 agents on one screen edge
Built-in MCP server allows agents to communicate with each other and customize the UI
Works offline on iPhone with cached data and requires no separate account
End-to-end encrypted iCloud sync for Agent HUD Remote with no server access to data
ARIA Protocol
Agent HUD