Question 1

What does this LongCat-2.0 vs Mistral Medium 3.5 comparison cover?

Accepted Answer

It brings together documented inputs and outputs, token limits, deployment terms and available pricing. When both models have source-linked, verified results on a shared benchmark, those results are shown with their individual sources. The comparison is a starting point for evaluating your own workload.

Question 2

Which is cheaper: LongCat-2.0 or Mistral Medium 3.5?

Accepted Answer

LongCat-2.0 lists $0.75 input and $3.00 output per 1M tokens. Mistral Medium 3.5 lists $1.50 input and $7.50 output. The cheaper workload depends on the mix of input and output. Long-context tiers, caching, batch processing and retries can change the bill.

Question 3

Which has the larger context window: LongCat-2.0 or Mistral Medium 3.5?

Accepted Answer

LongCat-2.0 lists 1M tokens and Mistral Medium 3.5 lists 256K. LongCat-2.0 therefore has the larger recorded context window, but capacity alone is not a quality score.

Question 4

Which is faster: LongCat-2.0 or Mistral Medium 3.5?

Accepted Answer

There is no matched speed measurement for both models with the same source, host, region and date. Test the same prompts at your expected concurrency and measure time to the first useful response as well as complete task time.

Question 5

What input and output types do LongCat-2.0 and Mistral Medium 3.5 support?

Accepted Answer

LongCat-2.0 records text input and text output. Mistral Medium 3.5 records text, image input and text output. “Not documented” means the current source record is incomplete; it does not prove that a modality is unsupported.

Question 6

Should I choose LongCat-2.0 or Mistral Medium 3.5?

Accepted Answer

Consider LongCat-2.0 if you need larger context or a lower listed input rate or a lower listed output rate. Consider Mistral Medium 3.5 if you need larger maximum output. Mistral Medium 3.5 offers downloadable weights; LongCat-2.0 is listed as a proprietary model. Compare licence terms and operating costs before choosing a deployment. Test both on the same representative examples and judge the output against your acceptance criteria. Include tool failures, retries and the time to a completed task.

Specification	LongCat-2.0	Mistral Medium 3.5
Provider	Meituan	Mistral AI
Listed pricing route	Meituan	Mistral API
Model family	longcat	mistral-medium
Accepted inputs	text	text, image
Produced outputs	text	text
Context window	1MHigher	256K
Max output	131.07K	262.14KHigher
Input price / 1M	$0.75Lower	$1.50
Output price / 1M	$3.00Lower	$7.50
Reasoning mode	Documented	Documented
Tool calling	Documented	Documented
Image input	Not documented	Documented
Audio input	Not documented	Not documented
Structured output	Not documented	Documented
License	Proprietary	Modified MIT

LongCat-2.0 vs Mistral Medium 3.5

LongCat-2.0

Mistral Medium 3.5

Key differences

Pricing, limits and capabilities

Which model should you choose?

Documentation and model profiles

Questions people ask

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