Eidolon builds an AI twin that learns who you are from infancy through adulthood — and represents you when you cannot represent yourself. Eleven specialised products. One shared twin that grows with you.
Each product is built for a specific life stage or domain. They all feed the same digital twin — so what your twin learns at nursery is still there at university, and what it learns at work is still there in retirement.
Your own twin instance — runs on your laptop, owns your record, no cloud round-trips. The entry point to the Eidolon family.
Visit PersonalAI-powered nursery management — observations, EYFS tracking, compliance, and a parent portal. Built for early years settings.
Visit NurseryHR, payroll, bookkeeping, and office administration for back-office service providers. Live in Queensland.
Open arcturuservices.com.au ↗The whole research lifecycle — experiments, surveys, literature review, analysis, and writing. Many workspaces include The Quad: four specialists (Coverage, Methodology, Critical Review, Equity & Bias) and a Senior Consensus Reviewer above them who synthesises.
Request accessBuilt around the Research Twin — a digital twin scoped to your studies and dissertation work. Lecture mate, dissertation companion, exam prep.
Learn moreSurvey your company's AI readiness from the people perspective — diagnose, benchmark, plan adoption.
Learn moreDecision support for general practice clinics — a clinician twin (CT), a patient twin (PT), The Quad of four specialist advisors, and a Senior Consensus Reviewer who synthesises them. Peer-reviewed, calibrated, audit-ready.
Notify meCare operations, back-office, and digital twins bundled — plus The Quad of four specialist advisors and a Senior Consensus Reviewer on every clinical or operational question. Built for UK + AU care-work companies.
Notify meRole-mastery twin for new hires and seasoned staff. Captures tacit knowledge before it walks out the door.
Notify meAdaptive primary-school workspace. Curriculum-aligned, with classroom-grade safeguarding constraints baked in.
Notify meSubject-aware revision twin and pastoral companion. Knows where you are in the curriculum and what's next.
Notify meMost software forgets between sessions. Eidolon doesn't. Every conversation, every observation, every correction adds to the same record — the one that has been growing since the day you started using us.
The twin's knowledge of you grows monotonically. Its reasoning capacity is bounded only by the underlying model, which itself improves over time. Its values, once constitutionally established, do not drift.
What the twin can do for you grows with what it knows. At the start, it observes. Over time, it advises. Eventually — when you give it permission, and only then — it can act on your behalf.
Read the full principle →The twin grows alongside you — so that, when you choose, it can carry your will forward as your faithful agent.— The Eidolon principle, held since 2014
A twin that has to last 80 years cannot be built like a chatbot. These are the architectural commitments that make cradle-to-grave possible.
Other platforms (Google, the big chat assistants, your CRM) ingest your data into their pipelines. Eidolon observes you as you work, and the resulting record lives in storage you own. Inspect. Export. Delete. Anytime.
Personal runs the model on your laptop. Institutional products run it on your infrastructure. Data never has to touch a third-party API to get an answer.
Every belief carries a confidence score. Decisions made under low confidence are flagged for human review. The twin never asserts something with the same weight as something else.
If an instruction conflicts with your accumulated values, the twin will say so — clearly. And when it gets an observation about you wrong, you push back. The twin learns from the disagreement. It's a conversation, not a black box.
The twin remembers. Every conversation, every observation, every correction adds to the record. There is no "session expired" — there is only the person, accumulating.
What your twin learned in nursery is still there at school. What it learned at university is still there in your career. The twin is the person — not the product.
Institutional products run on infrastructure inside UK and EU jurisdictions. Personal runs on your machine.
Each customer gets a dedicated database schema. No "tenant_id column" multi-tenancy. Data is physically separated.
Consent machinery, controller/processor boundaries, and data minimisation are architectural — not retrofitted.
The twin's beliefs about you are inspectable. You can see what it thinks it knows — and correct it.