The AI arena is free today

Open Superagent

Mistral Large 4 vs Solar Pro 4

Mistral Large 4 leads the LLM Stats Score 46.2 to 35.0. Solar Pro 4 is 2.0x cheaper per token.

Mistral AI · Upstage · Updated for 2026

Which is better?

Mistral Large 4 leads the overall LLM Stats Score 46.2 to 35.0, ranking #34 overall.

On price, Solar Pro 4 is roughly 2.0x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Mistral Large 4 also accepts a larger context window (1,000,000 input tokens), making it the stronger choice for long documents and large codebases.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Mistral Large 4

  • overall performance matters — it scores 46.2 and ranks #34 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you process long inputs — it offers a 1,000,000 token context window
  • you want the most recent training data — it shipped Oct 2026

Choose Solar Pro 4

  • cost matters — it's about 2.0x cheaper per token

At a glance

The differences that matter most.

Mistral Large 4
Mistral AI
Solar Pro 4
Upstage
Core performance indexes
LLM Stats Score
46.2
#34
35.0
#102
Reasoning
44.0
#43
34.6
#97
Coding
35.8
#27
20.8
#104
Agents
34.3
#26
11.3
#123
Cost, coverage & limits
Benchmark wins
—
—
Input price
$0.68 / M
$0.30 / M
Output price
$2.09 / M
$1.20 / M
Context window
1,000,000
524,288

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Mistral Large 4
Solar Pro 4
Tool use
27.1#26
8.5#147
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

18 reported for Mistral Large 4 · 9 for Solar Pro 4

No common benchmarks found

Mistral Large 4 and Solar Pro 4don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Solar Pro 4 costs less

For input processing, Mistral Large 4 ($0.68/1M tokens) is 2.3x more expensive than Solar Pro 4 ($0.30/1M tokens).

For output processing, Mistral Large 4 ($2.09/1M tokens) is 1.7x more expensive than Solar Pro 4 ($1.20/1M tokens).

In conclusion, Mistral Large 4 is more expensive than Solar Pro 4.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Sun Oct 11 2026 • llm-stats.com
Mistral AI
Mistral Large 4
Input tokens$0.68
Output tokens$2.09
Best providerMistral
Upstage
Solar Pro 4
Input tokens$0.30
Output tokens$1.20
Best providerUnknown Organization
Notice missing or incorrect data?

Context Window

Maximum input and output token capacity

Mistral Large 4 accepts 1,000,000 input tokens compared to Solar Pro 4's 524,288 tokens. Only Solar Pro 4 specifies output context (131,072 tokens).

Mistral AI
Mistral Large 4
Input1,000,000 tokens
Output- tokens
Upstage
Solar Pro 4
Input524,288 tokens
Output131,072 tokens
Sun Oct 11 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Mistral Large 4 supports multimodal inputs, whereas Solar Pro 4 does not.

Mistral Large 4 can handle both text and other forms of data like images, making it suitable for multimodal applications.

Mistral Large 4

Text
Images
Audio
Video

Solar Pro 4

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Mistral Large 4

Proprietary

Closed source

Solar Pro 4

Proprietary

Closed source

Release Timeline

When each model was launched

Mistral Large 4 was released on 2026-10-06, while Solar Pro 4 was released on 2026-08-06.

Mistral Large 4 is 2 months newer than Solar Pro 4.

Mistral Large 4

Oct 6, 2026

5 days ago

2mo newer
Solar Pro 4

Aug 6, 2026

2 months ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

Mistral Large 4 is available from Mistral AI. Solar Pro 4 is available from Upstage.

Mistral Large 4

mistral logo
Mistral
Input Price:Input: $0.68/1MOutput Price:Output: $2.09/1M

Solar Pro 4

upstage logo
Unknown Organization
Input Price:Input: $0.30/1MOutput Price:Output: $1.20/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Mistral Large 4 and Solar Pro 4 side-by-side, then vote on the output you prefer.

Mistral Large 4
✓ Preferred
Solar Pro 4
Open in Playground

FAQ

Common questions about Mistral Large 4 vs Solar Pro 4.

Which is better, Mistral Large 4 or Solar Pro 4?

Mistral Large 4 leads the LLM Stats Score 46.2 to 35.0. Mistral Large 4 is made by Mistral AI and Solar Pro 4 is made by Upstage. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Mistral Large 4 compare to Solar Pro 4 in benchmarks?

Mistral Large 4 scores B3 AI Security Benchmark: 93.3%, CyBench: 93.0%, SciCode: 91.8%, KORABench: 84.5%, CyberGym: 82.0%. Solar Pro 4 scores AIME 2026: 95.3%, GPQA: 89.0%, LiveCodeBench: 87.8%, MMLU-Pro: 86.3%, AA-LCR: 71.0%.

Is Mistral Large 4 cheaper than Solar Pro 4?

Solar Pro 4 is 2.3x cheaper for input tokens. Mistral Large 4 costs $0.68/M input and $2.09/M output via mistral. Solar Pro 4 costs $0.30/M input and $1.20/M output via upstage.

What are the context window sizes for Mistral Large 4 and Solar Pro 4?

Mistral Large 4 supports 1.0M tokens and Solar Pro 4 supports 524K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Mistral Large 4 and Solar Pro 4?

Key differences include LLM Stats Score (46.2 vs 35.0), context window (1.0M vs 524K), input pricing ($0.68 vs $0.30/M), multimodal support (yes vs no). See the full comparison above for benchmark-by-benchmark results.

Who makes Mistral Large 4 and Solar Pro 4?

Mistral Large 4 is developed by Mistral AI and Solar Pro 4 is developed by Upstage.

Related comparisons