# Alethieum

Announced · [AI agents](https://builder.registrai.cc/ecosystem/ai-agents/) · Last reviewed 2026-10-20

AI research lab and agency that publishes research on machine payments, including a payment profile for metered inference. Named among early services using Circle's Agent Stack to bring agents to Arc in Circle's 2026-09-16 announcement.

[Website](https://alethieum.com)

## Status

- First announced 2026-09-16

Evidence: [Circle Arc mainnet announcement](https://www.arc.io/pressroom/circle-launches-arc-mainnet-an-economic-operating-system-for-the-internet)

## Sources

1. [Circle launches Arc mainnet (2026-09-16)](https://www.arc.io/pressroom/circle-launches-arc-mainnet-an-economic-operating-system-for-the-internet) (2026-10-20)
2. [Alethieum website](https://alethieum.com) (2026-10-20)
3. [Alethieum research](https://alethieum.com/research) (2026-10-20)

[Suggest a correction](https://builder.registrai.cc/ecosystem/alethieum/correct/) · [How we publish](https://builder.registrai.cc/how-we-publish/) · [Arc ecosystem](https://builder.registrai.cc/ecosystem/)

Source: https://builder.registrai.cc/ecosystem/alethieum/ · Registrai, builder.registrai.cc, CC BY 4.0