Fireworks Research launched Ember-1 on September 23 as a research preview. Built on Moonshot’s open-weight model , Kimi K3 , it claims it matches Kimi K3’s quality using roughly 40% fewer tokens. Fireworks says it “learned to cut unnecessary reasoning while keeping the thinking that matters.” Reasoning tokens bill as output, so a model that thinks less should cost less. There’s a catch, though. On OpenRouter , Ember costs $3 per million input tokens and $15 per million output tokens. Fireworks charges the same for Kimi K3, but other providers sell Kimi for as little as $1 per million input...

Source: The New Stack