Essentialai

San Francisco, United States · Founded 2023 · 11 employees · Programming and Developer Software

Essential AI builds open-source models and tools to make frontier AI more accessible.

1 Model

Model	Modality	Context	Input $/M	Output $/M
EssentialAI: Rnj 1 Instruct Rnj-1 is an 8B-parameter, dense, open-weight model family developed by Essential AI and trained from scratch with a focus on programming, math, and scientific reasoning. The model demonstrates strong performance across multiple programming languages, tool-use workflows, and agentic execution environments (e.g., mini-SWE-agent).	text→text	33K	$0.15	$0.15

EssentialAI: Rnj 1 Instruct