Magistral Small 2509 API
Other·Vision
Magistral Small 2509
Pricing
Cheapest live price, per 1 million tokens.
Input / 1M tokens
$0.500 OpenRouter
Output / 1M tokens
$1.50 OpenRouter
Cache read / 1M
Repeated prompt prefixes
Cache read is the discounted rate for repeated prompt prefixes (system prompts, agent context).
Capabilities · 6
Specifications
- Context window
- 128K
- Max output
- 40K
- Type
- Vision
- Creator
- Other
- Live sellers
- 47
- Requests / 24h
- 832
Price history · 60 days
Estimated monthly cost
30 days at the cheapest live price.
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="magistral-small-2509",
messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)About Magistral Small 2509
Magistral Small 2509 is a multimodal 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. It can write up to 40K tokens in a single response.
As of Nov 4, 2026, Magistral Small 2509 costs $0.010 per 1M input tokens and $0.031 per 1M output tokens on Qubax, versus $0.500 / $1.50 on OpenRouter (98% less on input). A typical 1,000 chat requests (2K tokens in, 500 out) come to about $0.04. 47 independent compute providers currently serve it, so requests fail over automatically. It handled 832 requests on Qubax in the last 24 hours. Pay with USDC, USDT, BTC, ETH or 350+ other coins — no credit card required.
Similar-priced alternatives
Frequently asked questions
How much does the Magistral Small 2509 API cost?
On Qubax, Magistral Small 2509 costs $0.010 per 1M input tokens and $0.031 per 1M output tokens. This is 98% 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 an open compute marketplace on the Base blockchain where GPU providers compete on price. We pass the savings to you — 98% cheaper than OpenRouter's price for Magistral Small 2509.
How do I pay for Magistral Small 2509 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 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?
You can use Magistral Small 2509 to analyze images and visual content, 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 Magistral Small 2509 on Qubax?
Responses stream token by token. 47 sellers serve it, so if one is slow or down the request moves to the next.
Magistral Small 2509 vs GLM 4.5: which should I choose?
Magistral Small 2509 by Other and GLM 4.5 by Zhipu AI are both strong models in a similar price tier. Magistral Small 2509 and supports vision/image inputs. GLM 4.5 comes from a different lab and may have different strengths depending on your workload. On Qubax, Magistral Small 2509 starts at $0.010/1M input tokens while GLM 4.5 comes in at $0.0088/1M, so GLM 4.5 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 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.
Why use Magistral Small 2509 on Qubax?
98% 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.
