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hanzo.ai/chat

Hanzo AI

Recents

Launch plan

Weekly report

▍

9:41

Show me the build

• Wrote app/agents.tsx• Wrote lib/keys.ts• Ran pnpm test └ pass

Ask anything

maxpower

All on

Hanzo Dev

Zen6139/s

Claude Code

Zen6142/s

Codex

Opus 4.896/s

Gemini CLI

Opus 4.868/s

Antigravity

GPT-5.6171/s

ChatGPT

Fable 5120/s

Cursor

Fable 5116/s

Claude Duet

Zen6 Max105/s

Claude

Zen6 Max142/s

Claude Cowork

Zen6118/s

DeepSeek

Opus 4.8121/s

Gemini

Opus 4.8112/s

Grok

GPT-5.6150/s

Grok Bot

GPT-5.6113/s

Grok Build

Fable 599/s

Kimi

Zen6 Max118/s

Kimi K3

Zen6 Max123/s

Hermes Agent

Zen688/s

Hanzo Studio

Zen6104/s

Hanzo Bot

Opus 4.892/s

AI Agents CLI

GPT-5.6102/s

MCP Server

GPT-5.657/s

Muse

Fable 571/s

OpenClaw

Fable 5110/s

nanoclaw

Zen6 Max86/s

Perplexity Computer

Zen674/s

Manus

Zen6101/s

Paperclip

Opus 4.889/s

OpenAI SDK

Opus 4.894/s

Cue

GPT-5.676/s

Qwen

Fable 5138/s

Universal SDKs

Fable 5152/s

$0.0000demo

maxpower

All on

Hanzo Dev

Zen6139/s

Claude Code

Zen6142/s

Codex

Opus 4.896/s

Gemini CLI

Opus 4.868/s

Antigravity

GPT-5.6171/s

ChatGPT

Fable 5120/s

Cursor

Fable 5116/s

Claude Duet

Zen6 Max105/s

Claude

Zen6 Max142/s

Claude Cowork

Zen6118/s

DeepSeek

Opus 4.8121/s

Gemini

Opus 4.8112/s

Grok

GPT-5.6150/s

Grok Bot

GPT-5.6113/s

Grok Build

Fable 599/s

Kimi

Zen6 Max118/s

Kimi K3

Zen6 Max123/s

Hermes Agent

Zen688/s

Hanzo Studio

Zen6104/s

Hanzo Bot

Opus 4.892/s

AI Agents CLI

GPT-5.6102/s

MCP Server

GPT-5.657/s

Muse

Fable 571/s

OpenClaw

Fable 5110/s

nanoclaw

Zen6 Max86/s

Perplexity Computer

Zen674/s

Manus

Zen6101/s

Paperclip

Opus 4.889/s

OpenAI SDK

Opus 4.894/s

Cue

GPT-5.676/s

Qwen

Fable 5138/s

Universal SDKs

Fable 5152/s

$0.0000demo

9:41

Show me the build

• Wrote app/agents.tsx• Wrote lib/keys.ts• Ran pnpm test └ pass

Ask anything

maxpower

All on

Hanzo Dev

Zen6139/s

Claude Code

Zen6142/s

Codex

Opus 4.896/s

Gemini CLI

Opus 4.868/s

Antigravity

GPT-5.6171/s

ChatGPT

Fable 5120/s

Cursor

Fable 5116/s

Claude Duet

Zen6 Max105/s

Claude

Zen6 Max142/s

Claude Cowork

Zen6118/s

DeepSeek

Opus 4.8121/s

Gemini

Opus 4.8112/s

Grok

GPT-5.6150/s

Grok Bot

GPT-5.6113/s

Grok Build

Fable 599/s

Kimi

Zen6 Max118/s

Kimi K3

Zen6 Max123/s

Hermes Agent

Zen688/s

Hanzo Studio

Zen6104/s

Hanzo Bot

Opus 4.892/s

AI Agents CLI

GPT-5.6102/s

MCP Server

GPT-5.657/s

Muse

Fable 571/s

OpenClaw

Fable 5110/s

nanoclaw

Zen6 Max86/s

Perplexity Computer

Zen674/s

Manus

Zen6101/s

Paperclip

Opus 4.889/s

OpenAI SDK

Opus 4.894/s

Cue

GPT-5.676/s

Qwen

Fable 5138/s

Universal SDKs

Fable 5152/s

$0.0000demo

Backed by

Hanzo.Models

Frontier AI for everything you build.

Language, routing, decisions and creative models.

Flagship model

Enso

Orchestrates every model for higher intelligence, faster and at lower cost.

RoutingAgentsMulti-modal

Kai

Precise decisions and structured reasoning.

Logic

Zen

Deep reasoning for complex problems.

Reasoning

Iro

Image generation and visual understanding.

Images

Koma

Video generation and world simulation.

Video

Oto

Sound generation and audio understanding.

Audio

Koe

Voice synthesis and speech understanding.

Voice

Uta

Music generation and composition.

Music

Mori

3D generation and spatial understanding.

Explore model pricing View full model catalog

Hanzo.Apps

One account. Every tool you build with.

How do black holes form?

A massive star runs out of fuel and gravity collapses its core into a singularity.

What causes the aurora?

Solar particles hit gases high over the poles and make them glow.

Chathanzo.ai/chat Explore

$ dev “Require a token on every API route”● Read src/middleware/auth.ts● Edit src/middleware/auth.ts function guard(req) {- return next(req)+ const token = bearer(req)+ if (!token) return deny()+ req.user = await verify(token)+ return next(req)● Run pnpm test✓ Tests pass

Devhanzo.ai/dev Explore

Routine · Month-end close

Read the month’s card charges

Matched each charge to its receipt

Asked about the ones with no receipt

Filed the month-end report

Done. 2 questions waiting for you.

Bothanzo.bot Explore

IroImage

KomaVideo

Mori3D

OtoSound

KoeVoice

UtaMusic

Studiohanzo.ai/studio Explore

# launch

Kaiagent

Tests pass on main. Deploy to production?

Grace

Approved. Ship it.

Sam

Release notes are in the doc.

Ada

Live. Thanks, everyone.

Teamhanzo.team Explore

Hanzo.Smarter

Pareto Frontier of Intelligence

GPQA Diamond accuracy against the cost of 1,000 questions.

How Enso routes Route your own requests with Enso

Hanzo.Faster

Faster where the work happens.

Hanzo Dev and Kai, each measured side by side.

Hanzo Dev vs Claude Code

3.02×faster on the same coding tasksPaired over 42 tasks both agents solved · 95% interval 2.06–4.36×.

Median time a task · less time is faster

Claude Code9.52 s

Hanzo Dev2.29 s

Settled by search, no model call, 24 tasks8.22× faster

model calls a task1.0 vs 3.8

Every coding task and both runs

Kai vs an LLM call

9.6×faster than an LLM call, over the networkEach a p50 timed at the client, network included: a Claude Sonnet 5.5 call as Claude Code saw it, over 650 calls, and a Kai decision on api.hanzo.ai, over 100. Served on one CPU with no network, its input repeated, Kai answers in 24 ms.

One call · less time is faster

Claude Sonnet 5.5 call2,307 ms

Kai on api.hanzo.ai241 ms

Kai served on one CPU, no network24 ms

How Kai makes decisions

Install Hanzo Dev Ask Kai your first decision

Hanzo.Cheaper

The same intelligence. A smaller bill.

Enso routes each answer to the right model. Kai answers a decision directly.

Enso vs frontier LLMs · GPQA Diamond

up to 14.2× lessper 1,000 questions, at higher accuracyEnso Flash answers 90.6% of new GPQA Diamond questions at $3.26 per 1,000 — higher accuracy than Claude Fable 5.1 (87.9% at $46.25). Enso reaches 93.7% at $10.03, ahead of the best single model (93.1%).

Per 1,000 GPQA Diamond questions · less is cheaper

Claude Fable 5.187.9% · $46.25

Claude Opus 4.887.4% · $45.01

Claude Sonnet 577.8% · $42.91

Enso93.7% · $10.03

Enso Flash90.6% · $3.26

How Enso lowers the cost of an answer

Kai vs frontier LLMs

up to 530× lessthan frontier LLMs, per input tokenKai bills input only; an LLM also bills every token it writes.

Per million tokens, input and output · less is cheaper

Claude Fable 5.1$11.13 in · $55.65 out

GPT-6 Astra$11.13 in · $55.65 out

GPT-5.5$5.57 in · $33.39 out

Claude Opus 5$5.57 in · $27.83 out

Kai$0.021 in · $0 out

How Kai makes decisions

Which Enso tier for which job Every model rate

Hanzo.Source

We ship every day. Fork anything. Build your own.

Every layer of the stack is open, hackable and modifiable — recursively self-upgrading AI from the ground up. Fork, remix, and build the apps only you can imagine.

Commits, past year

618,978