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mistral-small-2603Mistral AI SAS

in /1M$0.17input tokens
out /1M$0.66output tokens
context256Ktokens
trainingnoon your prompts
api
chat
hosting
EU
model lab
Mistral AI
weights
open
added
March 2026
model id
mistral/mistral-small-2603

capabilities 4/8

visionreasoningtoolscachingweb searchjson schemacomputer useimage gen

pricing

no markup
input
$0.17
output
$0.66
cache write
-
cache read
-

worked cost

Estimated cost for three request volumes
volumecost
100K in + 10K out$0.0231
1M in + 100K out$0.23
10M in + 1M out$2.31

Requesty charges what the upstream provider charges, with no markup and no per-request fee. Prompt caching and smart routing cut the effective cost further on repeated context. Gateway pricing

provider price, passed throughper 1M tokens

measured

through Sep 12

no measured traffic for this endpoint yet. pricing above is the provider's own

benchmarks

artificial analysis
Benchmark scores, each normalised to 100
evalScore as a share of 100/100
MMLU Pro52.9
GPQA Diamond38.1
LiveCodeBench14.1
Intelligence Index5.8
Humanity's Last Exam4.3
5 evalsmean23.0

Scores from Artificial Analysis and public leaderboards, normalised to 100. Bar colour is the band, not the rank: green 80 and up, blue 55 and up, amber 30 and up. Benchmarks measure narrow skills, so test on your own workload before committing. Released 2024-09-17.

policy

data terms
retention
none
trains on prompts
no
hosted in
EU

Terms are the provider's, not Requesty's: routing a request here puts it under them. Mistral Privacy Policy

Need every request to stay in one jurisdiction? EU hosting routes only through EU-hosted providers.

quickstart

openai compatible
mistral/mistral-small-2603

this id pins the mistral ai sas deployment, with no routing and no failover. the managed id on the canonical page routes across all 1 providers instead

main.py
from openai import OpenAI client = OpenAI(    api_key="YOUR_REQUESTY_API_KEY",    base_url="https://router.requesty.ai/v1",) response = client.chat.completions.create(    model="mistral/mistral-small-2603",    messages=[        {"role": "user", "content": "Explain quantum computing in one paragraph."},    ],) print(response.choices[0].message.content)

Change the base url to https://router.requesty.ai/v1, use your Requesty key, set the model to the id above. Existing OpenAI SDK code needs no other edit, and the same key reaches every other model in the catalog. Browse all models

notes

reference

Mistral's powerful hybrid model unifying instruct, reasoning, and coding capabilities in a single model. 119B parameters with 6.5B active.

questions 6

How much does mistral-small-2603 cost?
mistral-small-2603 is priced at $0.17 per million input tokens and $0.66 per million output tokens when accessed via Requesty. Requesty charges exactly what the upstream provider charges, we don't add markup.
What is the context window of mistral-small-2603?
mistral-small-2603 has a context window of 256K tokens. That is roughly 341 words of input you can fit in a single prompt.
How does mistral-small-2603 perform on benchmarks?
mistral-small-2603 scores 52.9% on MMLU Pro, 38.1% on GPQA Diamond, 14.1% on LiveCodeBench. The benchmarks pane shows every published result, each normalised to 100.
What can mistral-small-2603 do?
mistral-small-2603 supports vision input, tool calling, extended reasoning, structured outputs (JSON schema). You can call it through any OpenAI-compatible client by pointing base_url to Requesty.
How do I use mistral-small-2603 with the OpenAI SDK?
Install the OpenAI SDK, set base_url to "https://router.requesty.ai/v1", set your API key to your Requesty key, and set the model to "mistral/mistral-small-2603". The quickstart pane shows Python, JavaScript and cURL snippets.
Can I run mistral-small-2603 through Requesty?
Yes. mistral-small-2603 runs through Requesty's OpenAI-compatible API, served from Mistral AI SAS. You do not host the model yourself: point base_url at Requesty, set the model to "mistral/mistral-small-2603", and requests are routed to the upstream provider with automatic failover. The same key gives you 600+ other models too.

more from mistral ai sas 8

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call mistral-small-2603 through one endpoint

One key for this endpoint and 600+ other models. No markup on provider prices, automatic failover when a provider degrades, and prompt caching built in. Methodology

mistral-small-2603mistral ai sasin $0.17 /1Mout $0.66 /1Mctx 256Khosted EU