by Essentialai

EssentialAI: Rnj 1 Instruct.

text open weights 33K ctx
Cheapest input
$0.15/M
on Together AI
Cheapest output
$0.15/M
on Together AI
Fastest
64 tok/s
on OpenRouter
Hosted equiv.
~$0.05/hr
@ 100 tok/s on Together AI

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...

Where to use it

Cheapest hosted endpoints.

Provider Access $/M in $/M out
Together AI hosted inference $0.15 $0.15 Launch ↗
OpenRouter api aggregator $0.15 $0.15 Launch ↗
Performance

Speed across providers.

Tokens/sec and time-to-first-token measured against the same prompt template on each provider's API.

Provider Tokens/sec TTFT Total
OpenRouter 63.6 880 ms 1713 ms
FAQ

Frequently asked.

How do I run EssentialAI: Rnj 1 Instruct?
EssentialAI: Rnj 1 Instruct is open-weight, so you can self-host on rented GPUs. See the Run It Yourself tab for GPU configurations + cost estimates, or use one of the hosted inference providers listed on this page.
Where can I access EssentialAI: Rnj 1 Instruct?
EssentialAI: Rnj 1 Instruct is available via Together AI, OpenRouter. Each access option lists its own pricing (per million tokens or hourly hosting).
How much does it cost to run EssentialAI: Rnj 1 Instruct?
API pricing starts at $0.15/M input tokens and $0.15/M output tokens. Self-hosting cost depends on the GPU you rent — see the Run It Yourself tab.
Is EssentialAI: Rnj 1 Instruct open-source or proprietary?
EssentialAI: Rnj 1 Instruct is open-weight under the license. You can download and self-host it.