FRONTIER AI
FOR AGENTS THAT PERSIST.

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Built with the Mirari API

AGENTS / YOU CAN BUILD

Each is one API call away — memory, voice, and a consistent personality. Author your own, or remix the built-ins.

Rin — The Spark, an agent built with the Mirari API
Mirari API

The Spark

Rin

Tsuki — The Oracle, an agent built with the Mirari API
Mirari API

The Oracle

Tsuki

Mochi — The Host, an agent built with the Mirari API
Mirari API

The Host

Mochi

Vex — The Operator, an agent built with the Mirari API
Mirari API

The Operator

Vex

Sable — The Sage, an agent built with the Mirari API
Mirari API

The Sage

Sable

Kit — The Rogue, an agent built with the Mirari API
Mirari API

The Rogue

Kit

001THE PLATFORM · MIRARI API

PERSISTENT AGENTS, AS AN API.

One endpoint for agents that remember, reason, and speak — and the environments they run in.

01

AGENTS

Persistent memory and a consistent voice, carried across sessions.

02

ENVIRONMENTS

Multi-agent scenes with shared state that stays coherent.

03

VOICE

Sub-second, expressive speech — streamed and interruptible, in any language.

04

MEMORY

No setup, no plumbing. It just remembers.

an agent, in a few lines
preview
POST /v1/characters
"name": "Rin"
"persona": "Sharp-tongued, loyal, bilingual."
"voice": "mirari:rin" · "memory": "persistent"
201 character ready
→ stream "You're back — good. Put your shoes on."
+ audio · 280ms to first byte
FRR // 002 · LIVE
002SEE IT LIVE

THE STACK, IN PRODUCTION.

Mirari is our own app, built entirely on this platform — the research, running live in production.

004BY THE NUMBERS

0M

WORDS OF MEMORY

<0

MS TO FIRST WORD

0+

VOICE LANGUAGES

0/7

ALWAYS-ON, PERSISTENT ENVIRONMENTS

OPEN FOR
BUILDERS.