Mistral Large 4 preview
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Chatbots Preview API $0.68/$2.09 per 1M in/out tokens (list $1.36/$4.18) ★ Editor's pick

Mistral Large 4

1T-parameter multimodal MoE model (49B active) for reasoning, coding, agents, and long-context work.

Updated 2026-10-10

8.7
AI Score / 10
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Quick answer

No free tier is documented for Mistral Large 4.

Listed pricing: Preview API $0.68/$2.09 per 1M in/out tokens (list $1.36/$4.18).

Pricing not re-verified Is it free? Pricing Is it worth it?

Overview

Mistral Large 4 is Mistral AI's flagship mixture-of-experts model: about 1 trillion total parameters with roughly 49 billion active per forward pass, built as a natively multimodal system for text, vision, coding, and agent-style tool use. It targets teams that need a frontier reasoning model through the API rather than a consumer chat wrapper alone.

The October 2026 public preview pushed a 1M-token context window and early benchmark traction on enterprise workflows, agent tasks, and clinical decision suites, with open weights promised later that month. That combination — dense capability with MoE efficiency, long context, and a planned open release — is the main competitive wedge against closed frontier APIs.

I'd treat it as an API/model pick for builders and enterprises who want Mistral's stack and pricing, not as a casual chatbot substitute for ChatGPT or Claude's consumer apps. If you need a polished end-user UI first, start with Le Chat; if you need the raw model for agents and long documents, Large 4 is the product that matters.

Is Mistral Large 4 free?

No free tier is documented for Mistral Large 4.

Listed pricing: Preview API $0.68/$2.09 per 1M in/out tokens (list $1.36/$4.18).

No figure is estimated here for what is not published. Check Mistral Large 4's own site for the current terms.

Pricing on this page has not been re-verified. The entry was last edited on , and no separate pricing check has been run since. Treat the figures as a record of what was published then and confirm on the official site.

Mistral Large 4 pricing

API Preview (sale) $0.68 / $2.09 per 1M input/output tokens

Public preview rates during launch window; 1M context

API List $1.36 / $4.18 per 1M input/output tokens

Standard list rates after sale pricing; check mistral.ai for current tiers

Pricing on this page has not been re-verified. The entry was last edited on , and no separate pricing check has been run since. Treat the figures as a record of what was published then and confirm on the official site.

Is Mistral Large 4 worth it?

There is no free tier to test it on, so the plans above are the entry cost. The recorded trade-offs are listed below, and any one of them can settle the question on its own.

The 8.7/10 AI Score is an editorial read of published capability, price and shipping pace. Nobody here has hands-on hours with Mistral Large 4. How we verify.

Worth it if

The strengths recorded against this entry.

  • 1T MoE with ~49B active params balances capability and serving cost versus dense frontier rivals
  • 1M context suits long documents, repos, and agent histories
  • Natively multimodal for text-plus-vision workflows in one model
  • Preview API priced well below list ($0.68/$2.09 vs $1.36/$4.18 per 1M tokens)
  • Open weights promised after preview, rare among top-tier frontier releases

Not worth it if

Any one of these blocks your use case.

  • Access is API/model-first — not a full consumer product like ChatGPT or Claude.ai
  • Preview-era pricing and availability can change; open-weight timing may slip
  • Enterprise proof beyond early benchmarks still settling in independent reviews
  • Teams wanting a turnkey UI should use Le Chat or another front-end, not the raw model alone

Key features

MoE Scale

Roughly 1T total parameters with ~49B active keeps frontier capacity while limiting compute per token compared with a dense model of similar size.

Long Context

A 1M-token context window supports large codebases, multi-document packs, and long agent traces without aggressive chunking.

Native Multimodal

Handles vision alongside text in one model path, so multimodal pipelines do not need a separate vision stack for basic image-conditioned tasks.

Agent Ready

Positioned for tool use, multi-step workflows, and enterprise agent loops rather than single-turn chat alone.

How it compares

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Head to the official site to start with Mistral Large 4 — pricing and plans are listed above.

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