Cortex

Collaborative Infrastructure as Design: Collaboratively manage infrastructure with your coworkers synchronously sharing the same designs.

Durably store data for longer than the lifetime of any single machine, and use this data for long term capacity planning.
Makes your PromQL queries blazin' fast through aggressive parallelization and caching.
Gives you a global view of Prometheus time series data that includes data in long-term storage, greatly expanding the usefulness of PromQL for analytical purposes.