Apply via time awarded by UKRI¶
Isambard-AI¶
UKRI provide access via the AI Research Resource (AIRR) call. There are two options:
- AIRR Gateway route, offering up to 10,000 GPU hours, designed for researchers from academia, industry, or other UK organisations
- AIRR Rapid Access route, offering up to 20,000 GPU hours, is open to UK-registered micro, small and medium organisations
In both cases, applications are made via AIRRPortal. This is a rolling call, with applications assessed and awarded within a month of submission.
Isambard 3¶
The periodic UKRI Tier 2 HPC calls are open to UK research organisation eligible for UKRI funding. These calls are usually released each Spring and Autumn. Past calls provide further information and methods for receiving updates:
- Autumn 2025 call (closes 6th November 2025)
- Spring 2025 call (closed May-2025)
- Autumn 2024 call (closed Nov-2024)
External information
Information and links are based on best knowledge at the time of writing, and provided on a best endeavours basis. Prospective users should engage with external entities for authoritative guidance.