Fireworks previews Ember-1 for shorter agent reasoning
Fireworks released Ember-1 as a two-week Serverless research preview built from Kimi K3 and trained to reduce unnecessary reasoning. Fireworks reports roughly 35–50% shorter reasoning across benchmarks and two customer A/B tests at comparable quality, and also opened Ember-1 training support for customer-specific variants.
Why it matters: Reasoning traces compound cost and context in multi-turn agents, so a model that preserves accepted-task quality with fewer tokens could materially change agent economics. The useful decision is workload-level accepted quality and total cost, not the…