# Ember-1

> Ember-1 is a language model from Fireworks, released on 24 Sept 2026. It accepts text and images and generates text, with a 1M-token context window and up to 944K output tokens per response. As of 4 Oct 2026, the lowest listed API price is $3 per million input tokens and $15 per million output tokens (OpenRouter), across 1 provider we track.

Source page: https://www.aimodel.directory/models/ember-1
Last verified: 4 Oct 2026

## Specifications

- **Developer:** Fireworks
- **Release date:** 24 Sept 2026 (source: OpenRouter, https://openrouter.ai/fireworks/ember-1)
- **Status:** Generally available
- **Context window:** 1M (1,048,576 tokens) (source: OpenRouter, https://openrouter.ai/fireworks/ember-1)
- **Max output:** 944K tokens (source: OpenRouter, https://openrouter.ai/fireworks/ember-1)
- **Input:** Text and images (source: OpenRouter, https://openrouter.ai/fireworks/ember-1)
- **Output:** Text (source: OpenRouter, https://openrouter.ai/fireworks/ember-1)
- **Reasoning mode:** Yes (source: OpenRouter, https://openrouter.ai/fireworks/ember-1)
- **Tool calling:** Yes (source: OpenRouter, https://openrouter.ai/fireworks/ember-1)
- **Structured output:** Yes (source: OpenRouter, https://openrouter.ai/fireworks/ember-1)

## API pricing (USD per 1M tokens)

| Provider | Input | Output | Cached input | Context |
|---|---|---|---|---|
| OpenRouter | $3 | $15 | $0.30 | 1M |

## FAQ

### What is the context window of Ember-1?

Ember-1 has a context window of 1,048,576 tokens (1M) and can generate up to 943,718 tokens in a single response, according to OpenRouter.

### How much does the Ember-1 API cost?

Ember-1 is listed from $3 per million input tokens and $15 per million output tokens (OpenRouter). Prices last verified 4 Oct 2026.

### When was Ember-1 released?

Fireworks released Ember-1 on 24 Sept 2026, according to OpenRouter.

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Data licensed CC BY 4.0. Cite as: AI Model Directory, "Ember-1", https://www.aimodel.directory/models/ember-1