# Majestic Labs AI

> Majestic Labs AI develops memory-first AI servers and custom silicon for large, memory-intensive workloads. Founded in 2023 by former Google and Meta silicon leaders, it unveiled Prometheus in April 2026 and targets broad availability in 2027, backed by over $100 million in financing.

- **Founded:** 2023
- **Headquarters:** San Francisco, United States
- **Founders:** Ofer Shacham (Co-founder and CEO), Sha Rabii (Co-founder and President), Masumi Reynders (Co-founder and COO)
- **Products:** Prometheus, Ignite, AI software stack
- **Notable:** Announced over $100 million in total financing in November 2025., Unveiled Prometheus and Ignite in April 2026., Named to CB Insights AI 100 in May 2026.

## Products & services

- **Prometheus** — AI server in development, configurable with up to 128 TB of shared, uniform memory; wide availability expected in 2027. Announced April 28, 2026. Capacity and efficiency claims are company specifications and projections.
- **Ignite** — Proprietary AI Processing Unit combining Arm application cores and RISC-V vector and tensor cores in a shared memory space.
- **AI software stack** — Announced support for PyTorch, vLLM and Triton intended to make existing AI software portable to the hardware.

## Achievements

- Announced over $100 million in total financing in November 2025.
- Unveiled Prometheus and Ignite in April 2026.
- Named to CB Insights AI 100 in May 2026.
- Ranked first in Globes’ promising startups list in June 2026.
- Included in Forbes Israel’s Next Billion Dollar Startups list in September 2026.

## Latest updates

- **2026-04** — Prometheus unveiled; company says wide availability is expected in 2027.
- **2026-05** — Included in CB Insights AI 100 and Primary Venture Partners’ Compute 100.
- **2026-06** — Globes names Majestic its most promising startup of 2026.
- **2026-09** — Forbes Israel features Majestic in its Next Billion Dollar Startups list; reports approximately 50 employees and customer evaluations.
- **2026-09** — Company news page dates its founders’ Memory Wall Crisis essay September 14.

## Links

- Website: https://majestic-labs.ai/
- LinkedIn: https://www.linkedin.com/company/majestic-labs-ai/
- Twitter/X: https://x.com/majestic_labs

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Profile page: https://yespress.io/majestic-labs-ai
Published by YesPress — https://yespress.io
Last updated: 2026-10-03