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Mistral: Mistral Small 4

mistralai/mistral-small-2603
CompareAPITry this model

Mistral Small 4 is the next major release in the Mistral Small family, unifying the capabilities of several flagship Mistral models into a single system.

Modalities
In / out per 1M$0.15 / $0.60
Context256K
ReleasedMar 16, 2026

Providers

4 providers serve this model upstream.

Providers serving this model
ProviderInput /MOutput /MCache read /MLatency P50Throughput P50Uptime
Mistralus$0.17$0.66$0.020.14s134 tps100%
Mistral$0.15$0.60$0.010.52s110 tps99.88%
Mistral$0.15$0.60$0.010.45s132 tps99.88%
Mistraleu$0.17$0.66$0.020.55s90 tps99.6%

Market-wide measurements, refreshed every 15 minutes. They describe who serves Mistral Small 4 in general, not how ProjectCOZY routes your requests.

Pricing

List rates per 1M tokens — what Mistral Small 4 costs pay-as-you-go elsewhere, not what you pay here.

Input
$0.15
per 1M tokens
Output
$0.60
per 1M tokens
Cache read
$0.01
per 1M cached tokens
Included in every pass
Mistral Small 4 is included in every ProjectCOZY pass at no extra cost — one flat rate, no per-token metering. The rates above are there for comparison.

Performance

Time to first token and output speed across every provider, over the last 3 days.

0.0s1.0s2.0s3.0s4.0s
Oct 16, 12 AMOct 16, 8 AMOct 16, 4 PMOct 17, 12 AMOct 17, 8 AMOct 17, 4 PMOct 18, 12 AMOct 18, 8 AMOct 18, 4 PMOct 19, 12 AMOct 19, 8 AM
Mistral (us) Mistral Mistral (eu) Mistral
0 tok/s200 tok/s400 tok/s600 tok/s800 tok/s
Oct 16, 12 AMOct 16, 8 AMOct 16, 4 PMOct 17, 12 AMOct 17, 8 AMOct 17, 4 PMOct 18, 12 AMOct 18, 8 AMOct 18, 4 PMOct 19, 12 AMOct 19, 8 AM
Mistral Mistral (eu) Mistral Mistral (us)

Uptime

100% of requests were served successfully over the last 3 days, across all providers.

Last 3 daysAvailability 99.77%
Oct 16, 11:00 AMNow
Availability over the last 24 hoursAvailability 99.99%
100% 98% 97% 95%
Oct 18, 11:00 AMNow

Apps

Tools that most often run Mistral Small 4, by tokens this week.

shuri-hal-api33.9% of tokens471.8MWestbahn Scout20% of tokens278.6MHermes AgentPersonal Agent · 16% of tokens222.9MOpenClawPersonal Agent · 16% of tokens222.6MMessengerX.io14% of tokens194.4M

Activity

27.0B tokens processed market-wide in the last month.

01.0B2.0B3.0B4.0B
Sep 19Sep 24Sep 29Oct 4Oct 9Oct 14Oct 19
Tokens

FAQ

Which model id do I use for Mistral Small 4?
mistralai/mistral-small-2603. Send it as the model field from any OpenAI-compatible client, against http://192.168.1.55/v1.
How much context does Mistral Small 4 hold?
262,144 tokens per request, of which up to 209,715 can be the response.
What can it accept and return?
Input: text, image. Output: text.
What does Mistral Small 4 cost on a pass?
Nothing beyond the pass itself. Pay-as-you-go elsewhere it lists at $0.15 per 1M input tokens and $0.60 per 1M output tokens.
Who built Mistral Small 4?
Mistral, in the Mistral family.

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