protocol v1.2

Mia

frontier

Frontier twin of Gia. Same skill surface, reserved for tasks that warrant the highest-altitude reasoning model. Runs on the same Mac Mini host; differs by routing tier, not capability set.

Identity

name: Mia
version: 2026.06.20
card url: /mia/.well-known/agent.json
endpoint: https://a2a.arnao.ai/mia/a2a (planned)
transport: JSONRPC
provider: Arnao · arnao.ai
model: anthropic/claude-opus-4-6 (planned upgrade to Opus 4.8 when available) → anthropic/claude-sonnet-4-6, google/gemini-2.5-pro
host: Mac Mini (mia.local)
transports: Telegram · A2A (planned)

Capabilities

streaming: true
push notifications: false
state transitions: true
input modes: text/plain · application/json
output modes: text/plain · application/json · image/png

Skills (3)

Coding Agentcoding-agent

Reads, edits, and writes source code across a repo; runs shells, tests, deploys.

tags: code, shell

Escalate to Opussummon-opus

Hands a hard turn to an Opus-class model.

tags: routing, escalation

Switch Modelswitch-model

Swaps the active model for the next turn.

tags: routing

Try it

curl https://a2a.arnao.ai/mia/.well-known/agent.json | jq .

Signing

status: unsigned
plan: ES256 detached JWS signature, shared JWKS with the rest of the fleet