Ember 1

ember-1 by Fireworks AI Released September 24, 2026

ReasoningFunction callingStructured outputPrompt cachingWeb searchComputer useImage inputFile inputAudio inputVideo inputEU hostingFree endpointUp to % off

Input from

$3 / 1M

Output from

$15 / 1M

Cached input from

$0.3 / 1M

Context window

1.05M

Endpoints

from 1 providers

Regions

United States

About Ember 1

Ember-1 is a specialized reasoning model from Fireworks Research, built on Kimi K3.

Ember 1 is a chat model by Fireworks AI, available on Eden AI through 1 endpoint from 1 provider, from $3 per million input tokens and $15 per million output tokens, with a context window of up to 1.05M tokens.

Providers and prices

1 endpoints from 1 providers, cheapest first, in USD per million tokens. Every one is called with the same Eden AI key: pin one with its endpoint ID, or let Eden AI route for you. .

Endpoint

Region

Context

Input / 1M

Output / 1M

Cached / 1M

Supports

Fireworks AI (United States)Official−%fireworks_ai/accounts/fireworks/models/ember-1

United States

1.05M

$3$3

$15

$0.3

ReasoningToolsJSONCacheVisionWeb

Performance

Measured on real Eden AI traffic over the last 30 days. Endpoints with too little traffic are not shown.

Fastest first token

0.65 s

Fireworks AI (United States)

Lowest latency

5.88 s

Fireworks AI (United States)

Highest throughput

65.36 tok/s

Fireworks AI (United States)

Best availability

100%

Fireworks AI (United States)

Endpoint

First token

Latency p50

Latency p95

Throughput

Availability

Cache hits

Tool errors

JSON errors

Fireworks AI (United States)

0.65 s

5.88 s

8.71 s

65.36 tok/s

100%

27.33%

Estimate your monthly cost

Enter your expected volume to compare every endpoint at once.

Call Ember 1 with Eden AI

Use the model ID to let Eden AI pick an endpoint, or an endpoint ID from the table above to pin one.

import requests

response = requests.post(
    "https://api.edenai.run/v3/chat/completions",
    headers={"Authorization": "Bearer YOUR_EDENAI_API_KEY"},
    json={
        "model": "",
        "messages": [{"role": "user", "content": "Hello!"}],
    },
)
print(response.json())

curl https://api.edenai.run/v3/chat/completions \
  -H "Authorization: Bearer YOUR_EDENAI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "", "messages": [{"role": "user", "content": "Hello!"}]}'

const response = await fetch("https://api.edenai.run/v3/chat/completions", {
  method: "POST",
  headers: {
    Authorization: "Bearer YOUR_EDENAI_API_KEY",
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    model: "",
    messages: [{ role: "user", content: "Hello!" }],
  }),
});
console.log(await response.json());

Questions about Ember 1

How much does Ember 1 cost?

On Eden AI, prices for this model start at $3 per million input tokens and $15 per million output tokens. Prices differ by endpoint; the providers table lists each one. .

What is the context window of Ember 1?

Up to 1.05M tokens, depending on the endpoint.

Which providers serve Ember 1?

1 endpoints from 1 providers, available in: United States. All of them are called with the same Eden AI API key.

Can I run Ember 1 in the EU?

Yes. At least one endpoint is hosted in Europe; pin it with its endpoint ID from the providers table to keep requests in the EU.

How fast is Ember 1?

Over the last 30 days, the fastest first token was 0.65 s (Fireworks AI (United States)) and the highest throughput was 65.36 tokens per second (Fireworks AI (United States)).

About Ember 1

Providers and prices

Performance

Estimate your monthly cost

Call Ember 1 with Eden AI

Questions about Ember 1

More from Fireworks AI