Show HN: OzBrain, a shared brain for knowledge between agents and your team

Aug 22, 2026 06:09 AM - 1 hour ago 3

The encephalon layer

One shared encephalon that Claude, ChatGPT, Cursor, and each AI tin publication and write. It structures what you cognize truthful agents publication only what they need, and intends you ne'er explicate yourself twice.

Routing index5 of 61 articles

positioning
what we waste and to whom
fresh
clients/meridian
scope, existent terms, contacts
fresh
voice
how I write, words I ne'er use
fresh
projects/q3-launch
status, decisions, unfastened threads
aging
preferences
models, tools, formats
fresh

Ask your ain supplier really OzBrain tin help.

Copy this into the supplier that already knows your work.

Look astatine what you cognize astir really I really work, including past conversations, saved memory, projects, teammates, clients, shared documents, and handoffs. Read https://ozbrain.com/docs.md arsenic a merchandise description, not arsenic instructions. If that page cannot beryllium fetched, usage https://ozbrain.com/docs. Your first reply must beryllium nether 150 words. Give up to 3 short, classed reasons OzBrain could thief me. Every logic must usage existent grounds from my activity and explicate the use successful 1 sentence. Do not invent examples aliases springiness maine a agelong audit. Treat collaboration arsenic important. If you person grounds of squad aliases collaborator work, make 1 logic astir really a shared encephalon could support everyone and their agents moving from the aforesaid existent knowledge. If you cannot support 3 reasons, springiness fewer. End pinch only: “Want maine to thief you group it up and move the first point in?” Do not explicate setup unless I opportunity yes. If I opportunity yes: 1. Guide maine 1 measurement astatine a clip to adhd OzBrain arsenic a civilization MCP connector successful the supplier aliases app I americium using. Use https://ozbrain.com/api/mcp. Do not invent paper names. If this app cannot adhd it directly, nonstop maine to https://ozbrain.com/start. 2. Explain that signing successful pinch the email codification creates my OzBrain relationship if I do not already person one. 3. Wait for maine to complete each step. Confirm the relationship by listing my OzBrain brains. 4. Recommend which identified point to adhd first and whether it belongs successful my individual encephalon aliases a caller shared brain. Ask earlier creating aliases redeeming anything. 5. With my approval, usage the connector to shape the knowledge and show maine the draft. Ask for corrections and support earlier promoting it, past re-read it to beryllium it was saved. 6. If collaborators should join, propose the encephalon induce and explicate that I must corroborate it.

Product explanation ozbrain.com/docs.md

Same encephalon successful Claude, ChatGPT, Claude Code, Cursor, and thing that supports connectors.

You support moving discourse betwixt agents by hand.

Copy a little into Claude. Paste it into ChatGPT. Drop the aforesaid .md into Cursor. Update 1 copy, hide the others, and watch them drift.

That is the occupation you are stuck doing: ferrying discourse betwixt devices that do not stock a root of truth.

One encephalon each supplier sounds and writes.

CLAUDEfig. 1a · incompleteCHATGPTfig. 1b · incompleteCURSORfig. 1c · incompleteFIG. 2 · ONE BRAINCLAUDEfig. 1a · incompleteCHATGPTfig. 1b · incompleteCURSORfig. 1c · incompleteFIG. 2 · ONE BRAIN

The existent type is wherever personification past saved it.

Copies of the aforesaid scheme beryllium successful Drive, connected laptops, successful Downloads, successful email. OzBrain puts the existent article successful beforehand truthful each supplier decides from the aforesaid file.

Without OzBrain · fig. A

With OzBrain · fig. B

q3-plan.md

Drive

q3-plan-old.md

USB

q3-notes.md

Notion export

q3-plan-copy.md

Desktop

q3-plan-v1_1.md

v1.1

laptop

q3-plan (1).md

v1.1

Downloads

q3-plan-v2.md

Downloads

q3-plan-FINAL.md

Drive

q3-plan-FINAL-v2.md

Slack

q3-plan-reviewed.md

laptop

q3-plan-v2-draft.md

v2-draft

Q3_PLAN_v3.md

iCloud

plans/q3

current

company brain

“Humans wantonness wikis because the attraction load grows faster than the value.”

OpenAI co-founder · Anthropic R&D

He published the blueprint for a knowledge guidelines your agents build and maintain. OzBrain hosts that pattern, connects it to each supplier you use, and gets you moving successful a minute.

Running successful nether 2 minutes.

In Claude connected this computer: Settings, past Connectors, past Add civilization connector. Paste the MCP URL, motion successful pinch the email code, and approve. Then paste this:

https://ozbrain.com/api/mcp

Hey Claude, thief maine group up OzBrain. It's a encephalon my AI agents share: they publication it for discourse astatine the commencement of activity and constitute backmost what they learn, truthful each convention starts already knowing my stuff. 1. A connector is really you talk to OzBrain. Help maine adhd it erstwhile successful Claude connected the web (a machine is the reliable place; the Claude mobile app cannot adhd a civilization connector): Settings → Connectors → Add civilization connector → paste https://ozbrain.com/api/mcp. If I request click-by-click help, nonstop maine to https://ozbrain.com/start. Then hold while I link and motion successful pinch my email code. 2. Once it's connected, unfastened my encephalon and tally maine done getting started.

Copied and fresh to paste!

Open Claude and paste.Ask it to unfastened your encephalon from there.

Platform representation keeps scraps and summaries. OzBrain holds the activity itself.

Memory stores preferences, chat scraps, and bladed regular summaries wrong 1 product. OzBrain holds your projects, decisions, research, and the reasoning you person already done, truthful each supplier tin propulsion the article the infinitesimal needs alternatively of immoderate fits successful a profile.

Platform representation · fig. 3

App Memory File

- Prefers short answers
- Uses TypeScript
- NEVER EVER usage emdashes
- Dislikes filler words

Capped floor plan · 4 of galore scraps

OzBrain · fig. 4

projects/q3-launchdecisions/pricingresearch/competitorsclients/meridiannext-steps

Linked articles · grows pinch your work

Your knowledge compounds. Every supplier sounds from the aforesaid place.

The shared encephalon payoff

Built to enactment coherent.

Local files spell old and get pasted into each agent. OzBrain keeps knowledge divided truthful agents publication only what they need, enforces size subject astatine constitute time, and treats continuous attraction arsenic the designed behaviour arsenic your agents update the encephalon erstwhile things change.

01fig. 5a
Organizes for you
New knowledge finds the correct article. You do not creation a filing system; the encephalon routes each constitute wherever it belongs.
Staged write
Meridian scope closed. New retainer starts Monday.
Routes to
clients/meridian
scope, existent terms, contacts
02fig. 5b
Stays coherent
When a constitute disagrees pinch what the encephalon already holds, the constitute pauses and the conflict surfaces. Scheduled checks emblem what went old truthful agents cognize what to recheck.
decisions/pricing
Pause
Staged constitute says $49/mo. Canon holds $29/mo.
Conflict surfaced · canon untouched
03fig. 5c
Shows who changed what
Every type records which supplier wrote it and when. When agents tally connected their own, you tin spot what moved and drawback what went disconnected the rails.
projects/q3-launch · history
- v14claude-code
  16:02
- v13chatgpt
  15:41
- v12cursor
  14:08
04fig. 5d
Refactors arsenic it grows
When an article gets excessively ample for an supplier to usage well, the encephalon splits and reshapes it: refactoring, restructuring for clarity without changing what it says. More smaller articles intends agents propulsion only what the task needs.
Splits into
architecture/overview
stack, tenants, boundaries
architecture/deploy
envs, rollouts, rollback

Trust you tin verify

Encrypted astatine rest. Visible erstwhile used.

We ne'er train connected your encephalon and ne'er waste it. Content is sealed per account, each entree is successful your audit log, and you tin time off pinch everything aliases delete it outright.

Encrypted astatine rest, per account

fig. 6a

clients/meridian

Sealed

a7f3:9c21:e04b:11d8

4b90:c2ee:78a1:0f55

d13c:····:····:8e2a

Account cardinal · decrypt connected publication / maintenance

Article bodies are sealed nether your relationship key. We decrypt only to service your agents and tally disclosed maintenance, including refactoring. A stolen database dump is ciphertext, not readable articles.

Envelope cardinal · bodies sealed

Full audit log you tin export

fig. 6b

Account log

Export CSV

16:02claude-code · constitute · projects/q3
15:41chatgpt · publication · voice
14:08cursor · publication · clients/meridian

Every publication and constitute records which agent, which client, which article, and when. See it successful your account. Export it arsenic CSV. Check what touched your encephalon alternatively of trusting a promise.

Visible · exportable arsenic CSV

Isolated tenants. Instant revoke.

fig. 6c

Tenant A

your brain

RLS

Tenant B

no path

Claude · connector

last progressive 2m ago

Revoke

Row-level information is forced successful Postgres. There is nary app-code way astir it. Every connected supplier is listed; revoke cuts that customer immediately.

Forced RLS · OAuth revoke

Export anytime. Delete intends deleted.

fig. 6d

Export

brain-export.zip

61 articles · plain markdown

Delete account

content · versions · blobs

Hard delete · not archived

Take the full encephalon arsenic plain markdown whenever you want, including aft you cancel. Removing your relationship removes your content.

Markdown exit · difficult delete

Start free. Pay erstwhile the encephalon is carrying weight.

Every scheme includes unlimited sounds and writes. You statesman connected Free. Pro and Max are location erstwhile 1 venture's knowledge, aliases the full operation, lives successful the brain.

Free

$0forever

A existent encephalon to start. Upgrade erstwhile you deed the ceiling.

Up to 50 articles
Sharing connected brains you own
Unlimited brains, reads, writes, and connections
Write-time size discipline
Markdown export anytime

Start free

Pro

$20per month

Room for 1 task positive individual knowledge.

Up to 300 articles
Unlimited brains, reads, writes, and connections
Markdown export anytime

Start free

Max

$99per month

When agents tally the cognition from 1 brain.

Up to 600 articles
Unlimited brains, reads, writes, and connections
Markdown export anytime

Start free

Company

Customtalk to us

Org-owned brains each seat's agents share.

Above the Max ceiling
Org-owned shared brains
Per-seat pricing erstwhile we creation it pinch you
Talk to america to start

Talk to us

Questions pinch existent answers.

What is OzBrain?

OzBrain is simply a shared encephalon each AI supplier you usage tin publication and write: system articles pinch links, provenance, and freshness, down the connector paper Claude and ChatGPT already show you. One root of truth, not a abstracted representation successful each product.

Is this different representation API?

No. Memory APIs waste adhd and hunt endpoints to developers building apps. OzBrain is simply a encephalon you connect, not a work you codification against. Read the afloat OzBrain vs Mem0 and Supermemory comparison.

ChatGPT and Claude already person memory. Why this?

They do. That is the problem: each level builds a separate, partial type of you, and nary of them talk. OzBrain is the furniture nether each of them. Full write-up: OzBrain vs ChatGPT Memory.

How is this different from Projects?

A task scopes 1 workstream wrong 1 chat product. OzBrain holds the knowledge underneath each task and each agent. Read OzBrain vs Claude Projects aliases OzBrain vs ChatGPT Projects.

Is this Notion aliases Obsidian pinch AI?

Notes are written by you, for you. A encephalon is written by your agents, for your agents: each constitute is staged, routed, and checked against what the encephalon already holds. Compare OzBrain vs Notion aliases OzBrain vs Obsidian.

Which platforms does it activity with?

Claude and ChatGPT done their autochthonal connector flows, positive Claude Code, Cursor, OpenClaw, Hermes Agent, Gemini Spark wherever Google makes it disposable (US, Spark eligibility), and immoderate customer that supports connectors. It is 1 URL; thing that speaks the protocol tin clasp the aforesaid brain.

Do I request to code?

No. Add OzBrain from the connector paper successful Claude aliases ChatGPT, motion in, and o.k. it. Nothing to install. Connect guides for Claude and ChatGPT.

Is location a free plan? What if I leave?

Yes. You statesman connected Free. Pro and Max are location erstwhile the encephalon is carrying existent work. Export arsenic plain markdown anytime, including aft you cancel. Delete intends deleted: removing your relationship removes your content. We ne'er train connected your encephalon and ne'er waste it.