LLM Reference

Llama 3.1 405B vs Mistral 7B Instruct v0.3

Llama 3.1 405B (2024) and Mistral 7B Instruct v0.3 (2024) are compact production models from AI at Meta and MistralAI. Llama 3.1 405B ships a 128k-token context window, while Mistral 7B Instruct v0.3 ships a 32k-token context window. On Google-Proof Q&A, Mistral 7B Instruct v0.3 leads by 0.8 pts. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

Llama 3.1 405B fits 4x more tokens; pick it for long-context work and Mistral 7B Instruct v0.3 for tighter calls.

Decision scorecard

Local evidence first
SignalLlama 3.1 405BMistral 7B Instruct v0.3
Best forgeneral production evaluationtool-calling agents and provider-routed production
Decision fitCoding, Long context, and ClassificationCoding, Agents, and Classification
Context window128k32k
Cheapest output-$0.20/1M tokens
Provider routes0 tracked2 tracked
Shared benchmarks4 sharedGoogle-Proof Q&A leader

Decision tradeoffs

Choose Llama 3.1 405B when...
  • Llama 3.1 405B holds a shared-benchmark lead on HumanEval, ahead by 10.6 points.
  • Llama 3.1 405B has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Local decision data tags Llama 3.1 405B for Coding, Long context, and Classification.
Choose Mistral 7B Instruct v0.3 when...
  • Mistral 7B Instruct v0.3 holds a shared-benchmark lead on Google-Proof Q&A, ahead by 0.8 points.
  • Mistral 7B Instruct v0.3 has broader tracked provider coverage for fallback and route flexibility.
  • Mistral 7B Instruct v0.3 uniquely exposes JSON / Tool use in local model data.
  • Local decision data tags Mistral 7B Instruct v0.3 for Coding, Agents, and Classification.

Monthly cost at traffic

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

Llama 3.1 405B

Unavailable

No complete token price in local provider data

Mistral 7B Instruct v0.3

$210

Cheapest tracked route/tier: Fireworks AI

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

Switch friction

Llama 3.1 405B -> Mistral 7B Instruct v0.3
  • No overlapping tracked provider route is sourced for Llama 3.1 405B and Mistral 7B Instruct v0.3; plan for SDK, billing, or endpoint changes.
  • Mistral 7B Instruct v0.3 adds JSON / JSON / Tool use in local capability data.
Mistral 7B Instruct v0.3 -> Llama 3.1 405B
  • No overlapping tracked provider route is sourced for Mistral 7B Instruct v0.3 and Llama 3.1 405B; plan for SDK, billing, or endpoint changes.
  • Check replacement coverage for JSON / JSON / Tool use before moving production traffic.

Specs

Specification
Released2024-07-232024-05-23
Context window128k32k
Parameters405B7B
ArchitectureDecoder OnlyDecoder Only
LicenseLlama 3 CommunityApache 2.0OSI-approved
OpennessOpen weightsOpen source
WeightsAvailableUnknown
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: permitted
Knowledge cutoff2023-122023-12

Pricing and availability

Pricing attributeLlama 3.1 405BMistral 7B Instruct v0.3
Input price-$0.20/1M tokens
Output price-$0.20/1M tokens
Providers-

Capabilities

CapabilityLlama 3.1 405BMistral 7B Instruct v0.3
VisionNoNo
MultimodalNoNo
ReasoningNoNo
JSON / Tool useNoYes
Structured outputsNoNo
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

BenchmarkLlama 3.1 405BMistral 7B Instruct v0.3
Google-Proof Q&A51.552.3
HumanEval89.078.4
Massive Multitask Language Understanding88.678.9
HellaSwag95.890.2

Continue comparing

Last reviewed: 2026-07-09. Data sourced from public model cards and provider documentation.