Raised $4.5M across disclosed rounds.[3]

Latest round closed November 2017.[3]

Round size, post-money valuation, and the full investor list are not publicly disclosed.

Constellation Institute · constellation.org · Same buyer and job to be done: both are nonprofit AI safety research organizations based in Berkeley working on AI safety and security, so a funder or researcher evaluating MIRI would weigh Constellation for the same research mission.[10]

Machine Intelligence Research Institute (MIRI TGT) · Same organization's own technical governance arm, cited as an independent analysis source on AI governance and inference pricing, representing the internal research output a funder would evaluate.