AI model comparison

Mistral Large 4 vs Solar Pro 4

Side by side comparison of Mistral Large 4 and Solar Pro 4 on pricing, benchmark scores, context window, and more.

Mistral Large 4 is a frontier multimodal (text and image input) model from Mistral AI built for reasoning, coding, and agentic workloads.

Input / 1M
$1.36
Output / 1M
$4.18
Context
1.05M

Solar Pro 4 is Upstage's cost-efficient large language model, featuring a 524K context window.

Input / 1M
$0.15
Output / 1M
$0.60
Context
524K

Comparing image generators? Compare image models

At a glance

Quick verdict

How the two models stack up on the things people ask about most.

Lower price

upstage logo

Solar Pro 4

8.0x cheaper for a typical chat

Higher intelligence score

upstage logo

Solar Pro 4

28.2 vs 25.3 on Artificial Analysis

Larger context window

mistralai logo

Mistral Large 4

1.05M vs 524K tokens

Newer release

mistralai logo

Mistral Large 4

Released October 6, 2026

Benchmarks

Benchmark scores

Independent scores from Artificial Analysis. Higher is better.

Intelligence index

mistralai logoMistral Large 425.3
upstage logoSolar Pro 428.2

Coding index

mistralai logoMistral Large 4Not available
upstage logoSolar Pro 452.7

Agentic index

mistralai logoMistral Large 4Not available
upstage logoSolar Pro 4Not available

Pricing

Mistral Large 4 vs Solar Pro 4 API pricing

Per-token API rates. Cheaper option highlighted.

Metricmistralai logoMistral Large 4upstage logoSolar Pro 4
Input tokensPer 1M tokens$1.36$0.15
Output tokensPer 1M tokens$4.18$0.60
Cached input (read)Per 1M tokens$0.14$0.03
Cache writePer 1M tokensNot availableNot available

What it costs in practice

Estimated cost per 1,000 requests at standard rates. Coding and long-document figures also show the cost when the input is already cached.

Chat message

2K in, 500 out

mistralai logoMistral Large 4$4.81
upstage logoSolar Pro 4$0.60

Coding task

30K in, 4K out

mistralai logoMistral Large 4$57.52$20.92 cached
upstage logoSolar Pro 4$6.90$3.30 cached

Long document summary

150K in, 2K out

mistralai logoMistral Large 4$212.36$29.36 cached
upstage logoSolar Pro 4$23.70$5.70 cached

Specs

Context window and capabilities

How much each model can read, how much it can write, and what it accepts as input.

Metricmistralai logoMistral Large 4upstage logoSolar Pro 4
Context window1.05M tokens524K tokens
Max output262K tokens131K tokens
Input typesImage, TextText
Output typesTextText
Reasoning effort levelsHigh, NoneMax, Extra high, High, Medium, Low, Minimal, None
Default reasoning effortHighMedium
Release dateOctober 6, 2026August 10, 2026

Features

Supported features

API features available for each model.

Metricmistralai logoMistral Large 4upstage logoSolar Pro 4
Tool callingSupportedSupported
Structured outputsSupportedSupported
JSON modeSupportedSupported
ReasoningSupportedSupported
TemperatureSupportedSupported
Stop sequencesSupportedNot supported
Deterministic seedSupportedNot supported
Verbosity controlNot supportedNot supported

Our take

Solar Pro 4 is 8.0x cheaper for a typical chat. Solar Pro 4 scores higher on the Artificial Analysis Intelligence Index (28.2 vs 25.3). Mistral Large 4 has the larger context window (1.05M vs 524K tokens). The right pick depends on your workload, so the quickest way to settle it is to send the same prompt to both and compare.

FAQ

Frequently asked questions

Is Mistral Large 4 or Solar Pro 4 cheaper?

Solar Pro 4 is cheaper for a typical chat (2K input tokens and 500 output tokens). Solar Pro 4 costs $0.15 per 1M input tokens and $0.60 per 1M output tokens, while Mistral Large 4 costs $1.36 per 1M input tokens and $4.18 per 1M output tokens.

Which has a bigger context window, Mistral Large 4 or Solar Pro 4?

Mistral Large 4 supports up to 1.05M tokens of context, compared with 524K for Solar Pro 4.

Is Mistral Large 4 smarter than Solar Pro 4?

On the Artificial Analysis Intelligence Index, Mistral Large 4 scores 25.3 and Solar Pro 4 scores 28.2, putting Solar Pro 4 ahead. Benchmarks don't capture everything, so the best test is running your own prompts through both.

Can I use Mistral Large 4 and Solar Pro 4 at the same time?

Yes. Shortcut Chat sends one prompt to multiple models at once, so you can see Mistral Large 4 and Solar Pro 4 answer side by side and keep the better response.

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Why choose? Ask both.

Send one prompt to Mistral Large 4 and Solar Pro 4 at the same time. Compare the answers side by side and keep the best one.