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Ember-1

ModelActive
by Fireworks AI · family “ember”

Ember-1 is a specialized reasoning model from Fireworks Research, built on [Kimi K3](https://openrouter.ai/moonshotai/kimi-k3). It is designed to make every token go further: it produces shorter reasoning traces, using roughly 40%... (description from the OpenRouter listing)

in: textin: imageout: textReasoningTool useStructured output
Epoch Capabilities Index
Not scored by Epoch AI
Listing ↗
Released
24 Sep 2026
Context window
1.05M tokens
Max output
944K tokens
Input $ / 1M tokens
$3.00
Output $ / 1M tokens
$15.0
Cached input $ / 1M
$0.30
Each benchmark shown separately with its own source

Benchmark results (0)

All benchmarks
No benchmark results recorded for this model.

Source: Epoch AI Benchmarking Hub (CC BY 4.0). “External” rows are leaderboard results Epoch collects from third parties. Best reported setting per benchmark is shown.

API list price over time

Price history

$ per 1M tokens

Unchanged since first recorded on 27 Sep 2026 (OpenRouter listing); re-read on every data refresh, most recently 8h ago. Steps show when the price changed.

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