Meta: Muse Spark 1.3 Contributor API
Meta
Muse Spark 1.3 Contributor is the cost-efficient contributor tier of Meta’s multimodal reasoning model for experimentation, learning, and early-stage agentic, multi-agent, and coding workflows. It is designed to track information...
About Meta: Muse Spark 1.3 Contributor
Meta: Muse Spark 1.3 Contributor is a large language model developed by Meta. 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, grounding responses in real-time web search results, 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. Developers choose Meta: Muse Spark 1.3 Contributor when they need reliable, production-quality AI inference through a simple API — and on Qubax, it's available at a fraction of the cost of traditional providers.
In the broader AI landscape, Meta: Muse Spark 1.3 Contributor sits among the frontier-tier offerings from Meta With advanced reasoning and multimodal vision and agentic tool use, it competes with the most frontier-tier models on the market. What sets it apart on Qubax isn't just the model itself — it's the accessibility. Rather than dealing with enterprise contracts or traditional payment rails, you get instant access via an OpenAI-compatible endpoint. That means you can drop Meta: Muse Spark 1.3 Contributor into Cursor, Cline, LangChain, or any framework that speaks the OpenAI protocol and start building immediately.
Qubax offers Meta: Muse Spark 1.3 Contributor at 40% below OpenRouter's price — just $0.060 per million input tokens and $0.120 per million output tokens. That pricing advantage compounds quickly at scale: a high-volume application sending millions of tokens per day can save significantly compared to using OpenRouter or the provider directly. And because Qubax runs on crypto-native infrastructure, you can pay with USDC, USDT, ETH, BTC, or 200+ other cryptocurrencies — no credit card or bank account required.
Pricing
| Token Type | Qubax | OpenRouter | You Save |
|---|---|---|---|
| Input (per 1M tokens) | $0.060 | $0.100 | 40% |
| Output (per 1M tokens) | $0.120 | $0.200 | 40% |
Prices per 1 million tokens. Pay with 200+ cryptocurrencies.
Price History (60 Days)
This model's price over the last 60 days. Compare against all top AI models →
Estimated Monthly Cost
Specifications
Use Cases
Capabilities
Quick Start
from openai import OpenAI
client = OpenAI(
base_url="https://api.qubax.ai/v1",
api_key="qbx_live_YOUR_API_KEY",
)
response = client.chat.completions.create(
model="muse-spark-1.3-contributor",
messages=[
{"role": "user", "content": "Hello!"}
],
)
print(response.choices[0].message.content)import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://api.qubax.ai/v1",
apiKey: "qbx_live_YOUR_API_KEY",
});
const response = await client.chat.completions.create({
model: "muse-spark-1.3-contributor",
messages: [{ role: "user", content: "Hello!" }],
});
console.log(response.choices[0].message.content);curl https://api.qubax.ai/v1/chat/completions \
-H "Content-Type: application/json" \
-H "Authorization: Bearer qbx_live_YOUR_API_KEY" \
-d '{
"model": "muse-spark-1.3-contributor",
"messages": [{"role": "user", "content": "Hello!"}]
}'Get your API key from the dashboard.
Why use Meta: Muse Spark 1.3 Contributor on Qubax?
40% Cheaper
Up to 40% off OpenRouter prices
Pay with Crypto
200+ coins (BTC, ETH, SOL, USDT, USDC & more). No credit card needed.
OpenAI Compatible
Drop-in replacement. Works with Cline, Cursor, any tool.
More from Meta
Compare Meta: Muse Spark 1.3 Contributor with alternatives
| Model | Provider | Input / 1M | Output / 1M | vs Meta: Muse Spark 1.3 Contributor |
|---|---|---|---|---|
| Meta: Muse Spark 1.3 Contributor | Meta | $0.060 | $0.120 | — |
| GPT-5.4 Image 2 | OpenAI | $0.120 | $0.225 | More expensive |
| DeepSeek: DeepSeek V4.1 Flash | DeepSeek | $0.068 | $0.270 | More expensive |
| Mistral Small 3.2 24B Instruct (Morpheus Web) | Mistral AI | $0.094 | $0.251 | More expensive |
| Trinity Large Thinking | Other | $0.113 | $0.360 | More expensive |
Frequently Asked Questions
How much does the Meta: Muse Spark 1.3 Contributor API cost?
On Qubax, Meta: Muse Spark 1.3 Contributor costs $0.060 per 1M input tokens and $0.120 per 1M output tokens. This is 40% cheaper than OpenRouter's price of $0.100 per 1M input tokens.
Is the Meta: Muse Spark 1.3 Contributor API compatible with OpenAI?
Yes. Qubax provides an OpenAI-compatible API. You can use Meta: Muse Spark 1.3 Contributor 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 Meta: Muse Spark 1.3 Contributor 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 — 40% cheaper than OpenRouter's price for Meta: Muse Spark 1.3 Contributor.
How do I pay for Meta: Muse Spark 1.3 Contributor API usage?
Qubax uses prepaid crypto credits. Deposit USDC on the Base chain and your balance is automatically deducted as you use the API. No credit card required. Top up from $3.
What is the context window of Meta: Muse Spark 1.3 Contributor?
Meta: Muse Spark 1.3 Contributor 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 Meta: Muse Spark 1.3 Contributor?
Meta: Muse Spark 1.3 Contributor is versatile enough for a wide range of applications. You can use it to analyze images and visual content, tackle complex multi-step reasoning tasks, build autonomous agents that call external tools and APIs, answer questions with real-time web search, generate structured JSON output for data pipelines, process long documents and entire codebases, and more. 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 is Meta: Muse Spark 1.3 Contributor on Qubax?
Meta: Muse Spark 1.3 Contributor on Qubax supports streaming responses, so tokens begin arriving in real time as they're generated. Latency depends on the provider and prompt complexity, but most requests start streaming within 200–800 milliseconds. Qubax routes requests through an intelligent routing layer, which selects the fastest available compute provider for each request — so you get competitive latency at a lower price.
Meta: Muse Spark 1.3 Contributor vs GPT-5.4 Image 2: which should I choose?
Meta: Muse Spark 1.3 Contributor by Meta and GPT-5.4 Image 2 by OpenAI are both strong models in a similar price tier. Meta: Muse Spark 1.3 Contributor excels at complex reasoning and supports vision/image inputs. GPT-5.4 Image 2 comes from a different lab and may have different strengths depending on your workload. On Qubax, Meta: Muse Spark 1.3 Contributor starts at $0.060/1M input tokens versus GPT-5.4 Image 2's $0.120/1M — making Meta: Muse Spark 1.3 Contributor the more cost-effective option for high-volume workloads. Both are available on Qubax with crypto payments and OpenAI-compatible APIs, so you can try each and switch freely.
Can I use Meta: Muse Spark 1.3 Contributor for commercial projects?
Yes. Meta: Muse Spark 1.3 Contributor on Qubax can be used for commercial purposes. You own the outputs you generate. Qubax provides the API infrastructure — you bring your use case.
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