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Magistral Small 2509 API

Other

81% cheaper than OpenRouter

Magistral Small 2509 on Amazon Bedrock Mantle.

About Magistral Small 2509

Magistral Small 2509 is a large language model developed by Other. It's particularly well-suited for analyzing images, screenshots, and visual content, orchestrating tool-using agents that call APIs and external services, producing structured outputs for reliable data extraction, and handling large contexts of up to 128K tokens. Its 128K-token context window means you can pass in entire documents, codebases, or conversation histories without losing context. Developers choose Magistral Small 2509 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, Magistral Small 2509 sits among the frontier-tier offerings from Other With 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 Magistral Small 2509 into Cursor, Cline, LangChain, or any framework that speaks the OpenAI protocol and start building immediately.

Qubax offers Magistral Small 2509 at 81% below OpenRouter's price — just $0.098 per million input tokens and $0.292 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. New users even get $1 in free credits to test Magistral Small 2509 risk-free before committing.

Pricing

Token TypeQubaxOpenRouterYou Save
Input (per 1M tokens)$0.098$0.50081%
Output (per 1M tokens)$0.292$1.5081%

Prices per 1 million tokens. Pay with 200+ cryptocurrencies.

Estimated Monthly Cost

AI Chatbot
$10.24/mo
$52.50 on OpenRouter
Coding Copilot
$20.48/mo
$105.00 on OpenRouter
AI Agent
$19.01/mo
$97.50 on OpenRouter

Specifications

Context Window
128K
Max Output
40K
Provider
Other
Modality
MULTIMODAL

Use Cases

Visual Analysis
Analyze images, screenshots, diagrams, and visual content
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
Content Generation
Write articles, code, emails, and more

Capabilities

Vision Tool Use Structured Output json Schema Seed Control

Quick Start

Python
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="magistral-small-2509",
    messages=[
        {"role": "user", "content": "Hello!"}
    ],
)

print(response.choices[0].message.content)
JavaScript
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: "magistral-small-2509",
  messages: [{ role: "user", content: "Hello!" }],
});

console.log(response.choices[0].message.content);
cURL
curl https://api.qubax.ai/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer qbx_live_YOUR_API_KEY" \
  -d '{
    "model": "magistral-small-2509",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Get your API key from the dashboard. New users get $1 free credits.

Why use Magistral Small 2509 on Qubax?

81% Cheaper

Up to 81% 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.

Get started — $1 free credits →

More from Other

Compare Magistral Small 2509 with alternatives

ModelProviderInput / 1MOutput / 1Mvs Magistral Small 2509
Magistral Small 2509Other$0.098$0.292
Qwen 3 Next 80bAlibaba$0.059$0.715 Cheaper
GLM 4.5Zhipu AI$0.078$0.286 Cheaper
GLM 5.1 Non-thinking (Morpheus Web)Zhipu AI$0.195$0.650More expensive
Mistral Small 3.2 24B InstructMistral AI$0.059$0.156 Cheaper

Frequently Asked Questions

How much does the Magistral Small 2509 API cost?

On Qubax, Magistral Small 2509 costs $0.098 per 1M input tokens and $0.292 per 1M output tokens. This is 81% cheaper than OpenRouter's price of $0.500 per 1M input tokens.

Is the Magistral Small 2509 API compatible with OpenAI?

Yes. Qubax provides an OpenAI-compatible API. You can use Magistral Small 2509 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 Magistral Small 2509 cheaper on Qubax than OpenRouter?

Qubax sources AI inference from the Surplus Intelligence marketplace, an open marketplace on the Base blockchain where compute providers compete on price. We pass the savings to you — 81% cheaper than OpenRouter's price for Magistral Small 2509.

How do I pay for Magistral Small 2509 API usage?

Qubax uses prepaid crypto credits. Deposit USDC on the Base chain and your balance is automatically deducted as you use the API. New users get $1 in free credits to start. No credit card required.

What is the context window of Magistral Small 2509?

Magistral Small 2509 supports a context window of 128K tokens, allowing you to process large documents, codebases, or long conversations in a single request.

What can I build with Magistral Small 2509?

Magistral Small 2509 is versatile enough for a wide range of applications. You can use it to analyze images and visual content, build autonomous agents that call external tools and APIs, 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 Magistral Small 2509 on Qubax?

Magistral Small 2509 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 the Surplus Intelligence marketplace, which selects the fastest available compute provider for each request — so you get competitive latency at a lower price.

Magistral Small 2509 vs Qwen 3 Next 80b: which should I choose?

Magistral Small 2509 by Other and Qwen 3 Next 80b by Alibaba are both strong models in a similar price tier. Magistral Small 2509 and supports vision/image inputs. Qwen 3 Next 80b comes from a different lab and may have different strengths depending on your workload. On Qubax, Magistral Small 2509 starts at $0.098/1M input tokens while Qwen 3 Next 80b comes in at $0.059/1M, so Qwen 3 Next 80b 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 Magistral Small 2509 for commercial projects?

Yes. Magistral Small 2509 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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