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DeepSeek V4 vs Mistral X-Large

DeepSeek vs Mistral. Specs, benchmarks, and real per-task cost — all in one page.

Verdict

DeepSeek V4 leads on LMSYS ELO (1334 vs 1318). DeepSeek V4 is ~17.1× cheaper on a 3:1 input:output blend.

DeepSeek

The shock-the-market moment of 2026. Frontier coding quality at 1/50th the price of Opus.

Unbeatable $/qualityOpen weightsGreat at code

Mistral

European frontier model. EU-hosted inference, strong European language coverage, Apache-licensed weights.

EU data residencyMultilingual strengthOpen license

Pricing

Input / 1M$0.14$2.00

Output / 1M$0.28$6.00

Context128K256K

Max output16K16K

LicenseOpen weightsOpen weights

Released2026-02-202026-01-28

Benchmarks

LMSYS ELO1334.01318.0

MMLU Pro85.483.5

HumanEval91.588.0

SWE-Bench54.1—

MATH88.778.2

IFEval85.886.5

Per-task cost

Summarize a 1-hour meeting transcript$0.0022$0.033

Review a 500-line pull request$0.0017$0.028

Answer a customer support ticket$0.0006$0.011

Extract structured data from a resume$0.0010$0.016

Debug a stack trace with context$0.0014$0.024

Per-call cost using published token counts for each task. Real-world prompts vary.

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