LLM Reference

Mistral 7B Instruct vs Mistral Large 3 675B Instruct

Mistral 7B Instruct (2023) and Mistral Large 3 675B Instruct (2025) are compact production models from MistralAI. Mistral 7B Instruct ships a not-yet-sourced context window, while Mistral Large 3 675B Instruct ships a 128K-token context window. On pricing, Mistral 7B Instruct costs $0.15/1M input tokens versus $0.5/1M for the alternative. This comparison covers specs, pricing, capabilities, benchmarks, provider availability, and production fit.

Mistral 7B Instruct is ~233% cheaper at $0.15/1M; pay for Mistral Large 3 675B Instruct only for provider fit.

Decision scorecard

Local evidence first
SignalMistral 7B InstructMistral Large 3 675B Instruct
Decision fitGeneralCoding, RAG, and Agents
Context window128K
Cheapest output$0.2/1M tokens$1.5/1M tokens
Provider routes2 tracked4 tracked
Shared benchmarks0 rows0 rows

Decision tradeoffs

Choose Mistral 7B Instruct when...
  • Mistral 7B Instruct has the lower cheapest tracked output price at $0.2/1M tokens.
Choose Mistral Large 3 675B Instruct when...
  • Mistral Large 3 675B Instruct has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Mistral Large 3 675B Instruct has broader tracked provider coverage for fallback and procurement flexibility.
  • Mistral Large 3 675B Instruct uniquely exposes Structured outputs in local model data.
  • Local decision data tags Mistral Large 3 675B Instruct for Coding, RAG, and Agents.

Monthly cost at traffic

Estimate token spend from the cheapest tracked input and output prices on this page.

Lower estimate Mistral 7B Instruct

Mistral 7B Instruct

$170

Cheapest tracked route: AWS Bedrock

Mistral Large 3 675B Instruct

$775

Cheapest tracked route: AWS Bedrock

Estimated monthly gap: $605. Batch, cache, and negotiated pricing are excluded from this local estimate.

Switch friction

Mistral 7B Instruct -> Mistral Large 3 675B Instruct
  • Provider overlap exists on AWS Bedrock; start route-level A/B tests there.
  • Mistral Large 3 675B Instruct is $1.3/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
  • Mistral Large 3 675B Instruct adds Structured outputs in local capability data.
Mistral Large 3 675B Instruct -> Mistral 7B Instruct
  • Provider overlap exists on AWS Bedrock; start route-level A/B tests there.
  • Mistral 7B Instruct is $1.3/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
  • Check replacement coverage for Structured outputs before moving production traffic.

Specs

Specification
Released2023-10-012025-12-01
Context window128K
Parameters675B
Architecture-decoder only
LicenseProprietary1
Knowledge cutoff2023-092024-11

Pricing and availability

Pricing attributeMistral 7B InstructMistral Large 3 675B Instruct
Input price$0.15/1M tokens$0.5/1M tokens
Output price$0.2/1M tokens$1.5/1M tokens
Providers

Capabilities

CapabilityMistral 7B InstructMistral Large 3 675B Instruct
VisionNoNo
MultimodalNoNo
ReasoningNoNo
Function callingNoNo
Tool useNoNo
Structured outputsNoYes
Code executionNoNo

Benchmarks

No shared benchmark rows are currently sourced for this pair.

Deep dive

The capability footprint differs most on structured outputs: Mistral Large 3 675B Instruct. Both models share the core language-model surface, so the practical split is not just feature count. Use those differences to decide whether the page is about raw model quality, agentic coding support, multimodal ingestion, or predictable structured API behavior.

For cost, Mistral 7B Instruct lists $0.15/1M input and $0.2/1M output tokens, while Mistral Large 3 675B Instruct lists $0.5/1M input and $1.5/1M output tokens on the cheapest tracked provider. A 70/30 input-output blend puts Mistral 7B Instruct lower by about $0.64 per million blended tokens. Availability is 2 providers versus 4, so concentration risk also matters.

Choose Mistral 7B Instruct when provider fit and lower input-token cost are central to the workload. Choose Mistral Large 3 675B Instruct when provider fit and broader provider choice are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship. This keeps the decision grounded in measurable tradeoffs instead of brand-level assumptions. It also helps separate model capability from provider packaging, which can change cost and latency.

FAQ

Which is cheaper, Mistral 7B Instruct or Mistral Large 3 675B Instruct?

Mistral 7B Instruct is cheaper on tracked token pricing. Mistral 7B Instruct costs $0.15/1M input and $0.2/1M output tokens. Mistral Large 3 675B Instruct costs $0.5/1M input and $1.5/1M output tokens. Provider discounts or batch pricing can still change the final bill.

Is Mistral 7B Instruct or Mistral Large 3 675B Instruct open source?

Mistral 7B Instruct is listed under Proprietary. Mistral Large 3 675B Instruct is listed under 1. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.

Which is better for structured outputs, Mistral 7B Instruct or Mistral Large 3 675B Instruct?

Mistral Large 3 675B Instruct has the clearer documented structured outputs signal in this comparison. If structured outputs is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Where can I run Mistral 7B Instruct and Mistral Large 3 675B Instruct?

Mistral 7B Instruct is available on AWS Bedrock and GCP Vertex AI. Mistral Large 3 675B Instruct is available on AWS Bedrock, NVIDIA NIM, Mistral AI Studio, and Microsoft Foundry. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

When should I pick Mistral 7B Instruct over Mistral Large 3 675B Instruct?

Mistral 7B Instruct is ~233% cheaper at $0.15/1M; pay for Mistral Large 3 675B Instruct only for provider fit. If your workload also depends on provider fit, start with Mistral 7B Instruct; if it depends on provider fit, run the same evaluation with Mistral Large 3 675B Instruct.

Continue comparing

Last reviewed: 2026-05-19. Data sourced from public model cards and provider documentation.