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Fireworks: Ember-1 API

Moonshot AI·Vision

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%...

1.0M Context 524.3K out 51 req/24h $0.02 24h volume
Input
Text Image
Output
Text

Pricing

Cheapest live price, per 1 million tokens.

Input / 1M tokens

$1.7143% off

$3.00 OpenRouter

Output / 1M tokens

$8.5543% off

$15.00 OpenRouter

Cache read / 1M

$0.171

Repeated prompt prefixes

Cache read is the discounted rate for repeated prompt prefixes (system prompts, agent context).

Capabilities · 8

Vision Reasoning Adjustable reasoning Tool calling JSON mode JSON schema Streaming Logprobs

Specifications

Context window
1.0M
Max output
524K
Type
Vision
Creator
Moonshot AI
Live sellers
9
Requests / 24h
51

Price history · 60 days

Sep 30 — Nov 15▲ 1.18% vs last week
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Estimated monthly cost

30 days at the cheapest live price.

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Quick start

OpenAI-compatible — change the base URL and key. Get a key from the dashboard.

from openai import OpenAI

client = OpenAI(
    base_url="https://api.qubax.ai/v1",
    api_key="YOUR_QUBAX_API_KEY",
)

response = client.chat.completions.create(
    model="ember-1",
    messages=[{"role": "user", "content": "Hello!"}],
)

print(response.choices[0].message.content)

About Fireworks: Ember-1

Fireworks: Ember-1 is a multimodal language model developed by Moonshot AI. It's particularly well-suited for analyzing images, screenshots, and visual content, tackling complex, multi-step reasoning problems, orchestrating tool-using agents that call APIs and external services, producing structured outputs for reliable data extraction and handling large contexts of up to 1.0M tokens. Its 1.0M-token context window means you can pass in entire documents, codebases, or conversation histories without losing context. It can write up to 524K tokens in a single response.

As of Nov 15, 2026, Fireworks: Ember-1 costs $1.71 per 1M input tokens and $8.55 per 1M output tokens on Qubax, versus $3.00 / $15.00 on OpenRouter (43% less on input). A typical 1,000 chat requests (2K tokens in, 500 out) come to about $7.69. 9 independent compute providers currently serve it, so requests fail over automatically. It handled 51 requests on Qubax in the last 24 hours. Pay with USDC, USDT, BTC, ETH or 350+ other coins — no credit card required.

Visual Analysis
Analyze images, screenshots, diagrams, and visual content
Complex Reasoning
Multi-step problem solving, math, and logical analysis
Function Calling
Build agents and tool-using applications
Long Documents
Process entire codebases, books, or lengthy conversations
Chat & Conversation
Build AI chatbots and conversational assistants

Similar-priced alternatives

Frequently asked questions

How much does the Fireworks: Ember-1 API cost?

On Qubax, Fireworks: Ember-1 costs $1.71 per 1M input tokens and $8.55 per 1M output tokens. This is 43% cheaper than OpenRouter's price of $3.00 per 1M input tokens.

Is the Fireworks: Ember-1 API compatible with OpenAI?

Yes. Qubax provides an OpenAI-compatible API. You can use Fireworks: Ember-1 as a drop-in replacement by changing your base URL to https://api.qubax.ai/v1 and using your Qubax API key. It works with Cline, Cursor, OpenCode, Hermes Agent, and any tool that supports OpenAI APIs.

Why is Fireworks: Ember-1 cheaper on Qubax than OpenRouter?

Qubax sources AI inference from an open compute marketplace on the Base blockchain where GPU providers compete on price. We pass the savings to you — 43% cheaper than OpenRouter's price for Fireworks: Ember-1.

How do I pay for Fireworks: Ember-1 API usage?

Qubax uses prepaid crypto credits. Top up with USDC, USDT, BTC, ETH, SOL or 350+ other coins and your balance is deducted as you use the API. No credit card or KYC required.

What is the context window of Fireworks: Ember-1?

Fireworks: Ember-1 supports a context window of 1.0M tokens, allowing you to process large documents, codebases, or long conversations in a single request.

What can I build with Fireworks: Ember-1?

You can use Fireworks: Ember-1 to analyze images and visual content, tackle complex multi-step reasoning tasks, build autonomous agents that call external tools and APIs, generate structured JSON output for data pipelines and process long documents and entire codebases. Because it's served through Qubax's OpenAI-compatible API, integration into existing apps, agents, or workflows takes just a few lines of code.

How fast and reliable is Fireworks: Ember-1 on Qubax?

Responses stream token by token. 9 sellers serve it, so if one is slow or down the request moves to the next.

Fireworks: Ember-1 vs Claude Opus 5: which should I choose?

Fireworks: Ember-1 by Moonshot AI and Claude Opus 5 by Anthropic are both strong models in a similar price tier. Fireworks: Ember-1 excels at complex reasoning and supports vision/image inputs. Claude Opus 5 comes from a different lab and may have different strengths depending on your workload. On Qubax, Fireworks: Ember-1 starts at $1.71/1M input tokens while Claude Opus 5 comes in at $1.35/1M, so Claude Opus 5 may be worth considering if you need to minimize per-token cost. Both are available on Qubax with crypto payments and OpenAI-compatible APIs, so you can try each and switch freely.

Can I use Fireworks: Ember-1 for commercial projects?

Yes. Fireworks: Ember-1 on Qubax can be used for commercial purposes. You own the outputs you generate. Qubax provides the API infrastructure — you bring your use case.

Why use Fireworks: Ember-1 on Qubax?

43% cheaper

Providers compete on price — you get the cheapest healthy seller.

Pay with crypto

350+ coins (BTC, ETH, SOL, USDT, USDC). No card, no KYC.

OpenAI & Anthropic compatible

Drop-in base URL. Works with Cline, Cursor, Claude Code, OpenAI and Anthropic SDKs.

Get started free →

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Fireworks: Ember-1

$1.71 in · $8.55 out

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