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DeepSeek V4 Flash 0731 vs Mistral Small 24B Instruct 2501

Mistral Small 24B Instruct 2501 has the stronger public benchmark scores. Mistral Small 24B Instruct 2501 costs 36% less for the same work.

DeepSeek V4 Flash 0731

by DeepSeek

Coming soon · price at launch
Context
1M
Input / 1M
$0.060
Output / 1M
$0.18

Mistral Small 24B Instruct 2501

by Mistral AI · #65 of 67 overall

Coming soon · price at launch
Context
32K
Input / 1M
$0.050
Output / 1M
$0.080

Better overall

Mistral Small 24B Instruct 2501

Grade — vs 20.1

Cheaper

Mistral Small 24B Instruct 2501

36% less, $0.058 vs $0.090 blended

Larger context

DeepSeek V4 Flash 0731

1M vs 32K tokens

Head to head

Public benchmarks. Longer is better; each value links to its source.

LMArena TextElo-style rating · LMArena (CC BY 4.0) · Oct 15, 2026
DeepSeek V4 Flash 0731DeepSeek V4 Flash 0731: —
Mistral Small 24B Instruct 2501Mistral Small 24B Instruct 2501: 1,274
LMArena CodingElo-style rating · LMArena (CC BY 4.0) · Oct 15, 2026
DeepSeek V4 Flash 0731DeepSeek V4 Flash 0731: —
Mistral Small 24B Instruct 2501Mistral Small 24B Instruct 2501: 1,312
Terminal-Bench 2.1% of tasks passed · Terminal-Bench · Jul 31, 2026 · reference
DeepSeek V4 Flash 0731DeepSeek V4 Flash 0731: 82.7%v
Mistral Small 24B Instruct 2501Mistral Small 24B Instruct 2501: —

DeepSeek V4 Flash 0731Mistral Small 24B Instruct 2501v = reported by the model’s maker. — = no public score yet. Arena bars span the range across every model we grade.

What it costs you

Drag to match your monthly usage.

DeepSeek V4 Flash 0731$19.20 /month
Mistral Small 24B Instruct 2501$13.20 /month

Mistral Small 24B Instruct 2501 saves you $6.00 a month at this usage, $72.00 a year.

At a glance

AttributeDeepSeek V4 Flash 0731Mistral Small 24B Instruct 2501
Made byDeepSeekMistral AI
AvailabilityComing soonComing soon
Overall gradeNot ratedGood · 20.1
Overall rankNot ranked#65 of 67
Input price$0.060 per 1M$0.050 per 1M
Output price$0.18 per 1M$0.080 per 1M
Context window1,048,576 tokens32,768 tokens
Reasoning levelsNoNo
Reads imagesNoNo
Model IDdeepseek-v4-flash-0731mistral-small-24b-instruct-2501

Try both with one key

Same endpoint, same key, both hosted in the USA. Change one word to switch models, in Claude Code, Cursor, Cline or your own code.

Get your API key
# Ask either model the same thing
curl https://fullsendai.com/v1/chat/completions \
  -H "Authorization: Bearer $FULLSEND_API_KEY" \
  -d '{"model": "deepseek-v4-flash-0731", "messages": [...]}'

# …then swap one word
  -d '{"model": "mistral-small-24b-instruct-2501", "messages": [...]}'

Questions

Is DeepSeek V4 Flash 0731 or Mistral Small 24B Instruct 2501 better?

One of them doesn’t have enough public benchmark scores to be graded yet; compare the benchmarks both have above.

Which is cheaper, DeepSeek V4 Flash 0731 or Mistral Small 24B Instruct 2501?

Mistral Small 24B Instruct 2501: $0.050 in and $0.080 out per million tokens, against $0.060 and $0.18 through FullsendAI.

Which has the larger context window?

DeepSeek V4 Flash 0731, with 1,048,576 tokens.

Can I use both with one API key?

Yes, once they launch: both are coming soon, at the prices shown, and both will use the same FullsendAI key.

Model rankingsAll benchmarksCompare other models

Scores: LMArena (CC BY 4.0), Terminal-Bench, and model makers’ published results where marked v. Prices are FullsendAI’s, per million tokens. Data as of Oct 28, 2026.