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Claude Sonnet 4 vs Mistral Nemo

A complete head-to-head: pricing, context window, benchmarks, modality coverage, and openness, with a programmatic verdict synthesized from the underlying data.

Updated

Claude Sonnet 4 specs · Mistral Nemo specs
Verdict by category
  • PriceClaude Sonnet 4

    Claude Sonnet 4 publishes pricing ($15.00 / 1M output tokens) while Mistral Nemo does not.

  • Context windowClaude Sonnet 4

    Claude Sonnet 4 accepts 200K tokens vs 128K, 1.6× the room for long documents and codebases.

  • BenchmarksTie

    No directly comparable public benchmarks are available for both models, check the spec sheets for individual scores.

  • ModalitiesClaude Sonnet 4

    Claude Sonnet 4 supports 2 modalities (text, vision) vs 1 for Mistral Nemo.

  • OpennessMistral Nemo

    Mistral Nemo ships open weights (Apache-2.0); Claude Sonnet 4 is API-only.

On balance Claude Sonnet 4 edges ahead, winning 3 of 5 categories against Mistral Nemo's 1. Claude Sonnet 4 publishes pricing ($15.00 / 1M output tokens) while Mistral Nemo does not. Claude Sonnet 4 accepts 200K tokens vs 128K, 1.6× the room for long documents and codebases.

No directly comparable public benchmarks are available for both models, check the spec sheets for individual scores. They differ in modality coverage, Claude Sonnet 4 handles text, vision while Mistral Nemo handles text, which can be the deciding factor before you even look at benchmarks. Mistral Nemo ships open weights (Apache-2.0); Claude Sonnet 4 is API-only.

Claude Sonnet 4 is the newer of the two, released 10 months after Mistral Nemo, which usually means a more recent knowledge cutoff and updated safety post-training. Claude Sonnet 4 is usually picked for coding llm and rag workloads, while Mistral Nemo sees more deployments in edge deployment and local llm. If pricing matters more than every last benchmark point, run the numbers in the calculator below before committing.

Side-by-side specs

SpecClaude Sonnet 4Mistral Nemo
ProviderAnthropicMistral
ReleasedMay 2025Jul 2024
Modalitiestext, visiontext
Context window200K tokens128K tokens
Max output,,
Input · 1M$3.00 / 1M tokensPricing not published
Output · 1M$15.00 / 1M tokensPricing not published
Knowledge cutoff2025-03,
Open weightsNoYes (Apache-2.0)
API availableYesYes

Pricing at scale

What you'd actually pay at typical workloads. Numbers come from each model's published per-million-token rates.

  • Light usage, 100k in / 50k out per day$31.50 vs ,
  • Heavy usage, 1M in / 500k out per day$315 vs ,
  • RAG workload, 5M in / 200k out per day$540 vs ,

Light usage, 100k in / 50k out per day: pricing not directly comparable (one or both models are missing public per-token rates). Heavy usage, 1M in / 500k out per day: pricing not directly comparable (one or both models are missing public per-token rates). RAG workload, 5M in / 200k out per day: pricing not directly comparable (one or both models are missing public per-token rates).

Price calculator

Estimated spend for the listed models at your usage. Numbers are derived from each model's published per-million-token rates.

  • Claude Sonnet 4$1.05
  • Mistral NemoPricing unavailable

Benchmarks compared

Only sourced numbers. Where a benchmark is missing for one model we show the available value rather than fabricating the other.

Claude Sonnet 4Mistral Nemo
  • SWE-bench Verified65.0
Pick Claude Sonnet 4 if

Claude Sonnet 4 fits when…

  • Solid all-rounder
  • Mature deployment ecosystem
  • Long-context tasks, handles 200K tokens vs 128K for Mistral Nemo.
  • Multimodal needs covering vision.
Pick Mistral Nemo if

Mistral Nemo fits when…

  • Apache-2.0
  • Single-GPU fit
  • Multilingual
  • Self-hosting and on-prem requirements, open weights (Apache-2.0).
Don't want either?

Consider Claude Opus 4.7

Anthropic's mid-2026 flagship, ahead on SWE-bench, agent reliability, and writing quality.

See Claude Opus 4.7 specsClaude Sonnet 4 vs Claude Opus 4.7Mistral Nemo vs Claude Opus 4.7

Frequently asked

  • Is Claude Sonnet 4 or Mistral Nemo cheaper?
    Per-token pricing isn't published for at least one of these models, check each model's spec page for current rates.
  • Which has the larger context window?
    Claude Sonnet 4 accepts 200K tokens vs 128K for Mistral Nemo.
  • Is Claude Sonnet 4 or Mistral Nemo better for coding?
    Both Claude Sonnet 4 and Mistral Nemo are competitive on coding benchmarks. See each model's individual spec page for HumanEval and SWE-bench scores where published. For an opinionated pick, consult our Best LLM for Coding ranking.
  • Are either of these models open source?
    Mistral Nemo ships open weights (Apache-2.0). Claude Sonnet 4 is API-only.
  • When were Claude Sonnet 4 and Mistral Nemo released?
    Claude Sonnet 4 was released by Anthropic on 2025-05-22. Mistral Nemo was released by Mistral on 2024-07-18.
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