How much does Fireworks: Ember-1 cost per 1M tokens?

Fireworks: Ember-1 costs $3.00 per 1M input tokens and $15.00 per 1M output tokens on the standard tier. Cached input is $0.300 per 1M.

What is Fireworks: Ember-1's context window?

Fireworks: Ember-1 accepts up to 1,048,576 tokens in a single request, and can return up to 943,718 output tokens.

Is there a cheaper OpenRouter model than Fireworks: Ember-1?

Yes. OpenAI: GPT-3.5 Turbo is $0.500 per 1M input tokens versus $3.00 for Fireworks: Ember-1, with a 16,385 token context window.

Where does this Fireworks: Ember-1 price come from?

From the OpenRouter catalogue, because OpenRouter does not publish machine-readable pricing. OpenRouter is a reseller, so its rate can differ from OpenRouter's own — verify before committing spend.

Fireworks: Ember-1 pricing

Ember-1 is a specialized reasoning model from Fireworks Research, built on Kimi K3. It is designed to make every token go further: it produces shorter reasoning traces, using roughly… Fireworks: Ember-1 from OpenRouter costs $3.00 per 1M input tokens and $15.00 per 1M output tokens. Cached input is $0.300 per 1M. Context window 1,048,576 tokens.

API id fireworks/ember-1 · OpenRouter · source · updated 2026-09-25 · general-purpose

$3.00

Input / 1M tokens

$15.00

Output / 1M tokens

$0.300

Cached input / 1M

Context window

Fireworks: Ember-1 specifications

Provider: OpenRouter
API id: fireworks/ember-1
Model type: general-purpose
Context window: 1M tokens
Max output: 944K tokens
Currency: USD
Price source: Provider API
Last checked: 2026-09-25

What Fireworks: Ember-1 costs in practice

Estimated cost at common usage volumes
Workload	Input tokens	Output tokens	Estimated cost
Short chat turn	1,000	500	$0.01
Document summary	50,000	2,000	$0.18
1M tokens in, 200K out	1,000,000	200,000	$6.00

Estimates use the standard tier and ignore caching discounts, so real bills with repeated prompt prefixes are typically lower.

Common questions

How much does Fireworks: Ember-1 cost per 1M tokens?: Fireworks: Ember-1 costs $3.00 per 1M input tokens and $15.00 per 1M output tokens on the standard tier. Cached input is $0.300 per 1M.
What is Fireworks: Ember-1's context window?: Fireworks: Ember-1 accepts up to 1,048,576 tokens in a single request, and can return up to 943,718 output tokens.
Is there a cheaper OpenRouter model than Fireworks: Ember-1?: Yes. OpenAI: GPT-3.5 Turbo is $0.500 per 1M input tokens versus $3.00 for Fireworks: Ember-1, with a 16,385 token context window.
Where does this Fireworks: Ember-1 price come from?: From the OpenRouter catalogue, because OpenRouter does not publish machine-readable pricing. OpenRouter is a reseller, so its rate can differ from OpenRouter's own — verify before committing spend.

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Fireworks: Ember-1 specifications

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What Fireworks: Ember-1 costs in practice

Common questions

Head-to-head comparisons

Other OpenRouter models