LLM Reference

Llama 3.1 NemoGuard 8B Topic Control vs Mistral Medium 3 Instruct

Llama 3.1 NemoGuard 8B Topic Control (2025) and Mistral Medium 3 Instruct (2025) are compact production models from NVIDIA AI and MistralAI. Llama 3.1 NemoGuard 8B Topic Control ships a 4k-token context window, while Mistral Medium 3 Instruct ships a 128k-token context window. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

Mistral Medium 3 Instruct fits 32x more tokens; pick it for long-context work and Llama 3.1 NemoGuard 8B Topic Control for tighter calls.

Decision scorecard

Local evidence first
SignalLlama 3.1 NemoGuard 8B Topic ControlMistral Medium 3 Instruct
Best forgeneral production evaluationmultimodal apps and provider-routed production
Decision fitClassificationLong context and Vision
Context window4k128k
Cheapest output-$2/1M tokens
Provider routes1 tracked2 tracked
Shared benchmarks0 shared0 shared

Decision tradeoffs

Choose Llama 3.1 NemoGuard 8B Topic Control when...
  • Local decision data tags Llama 3.1 NemoGuard 8B Topic Control for Classification.
Choose Mistral Medium 3 Instruct when...
  • Mistral Medium 3 Instruct has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Mistral Medium 3 Instruct has broader tracked provider coverage for fallback and route flexibility.
  • Mistral Medium 3 Instruct uniquely exposes Vision and Multimodal in local model data.
  • Local decision data tags Mistral Medium 3 Instruct for Long context and Vision.

Monthly cost at traffic

Estimate token spend from the cheapest tracked input and output route or tier on this page.

Llama 3.1 NemoGuard 8B Topic Control

Unavailable

No complete token price in local provider data

Mistral Medium 3 Instruct

$820

Cheapest tracked route/tier: Mistral AI Studio

Cost delta unavailable until both models have sourced input and output token prices.

Switch friction

Llama 3.1 NemoGuard 8B Topic Control -> Mistral Medium 3 Instruct
  • Provider overlap exists on NVIDIA NIM; start route-level A/B tests there.
  • Mistral Medium 3 Instruct adds Vision and Multimodal in local capability data.
Mistral Medium 3 Instruct -> Llama 3.1 NemoGuard 8B Topic Control
  • Provider overlap exists on NVIDIA NIM; start route-level A/B tests there.
  • Check replacement coverage for Vision and Multimodal before moving production traffic.

Specs

Specification
Released2025-01-012025-10-01
Context window4k128k
Parameters8B
ArchitectureDecoder OnlyDecoder Only
LicenseOpen WeightsProprietary
OpennessOpen weightsProprietary
WeightsUnknownNot released
CodeUnknownUnknown
Commercial use-Commercial use: conditional
Knowledge cutoff-2025-03

Pricing and availability

Pricing attributeLlama 3.1 NemoGuard 8B Topic ControlMistral Medium 3 Instruct
Input price-$0.40/1M tokens
Output price-$2/1M tokens
Providers

Capabilities

CapabilityLlama 3.1 NemoGuard 8B Topic ControlMistral Medium 3 Instruct
VisionNoYes
MultimodalNoYes
ReasoningNoNo
JSON / Tool useNoNo
Structured outputsNoNo
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark scores are currently available for this pair.

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Last reviewed: 2026-06-15. Data sourced from public model cards and provider documentation.