LLM Reference

Llama 2 13B Chat vs Mistral Large 2

Llama 2 13B Chat (2023) and Mistral Large 2 (2025) are compact production models from AI at Meta and MistralAI. Llama 2 13B Chat ships a 4k-token context window, while Mistral Large 2 ships a 128k-token context window. On HumanEval, Mistral Large 2 leads by 25.5 pts. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

Llama 2 13B Chat is ~380% cheaper at $0.10/1M; pay for Mistral Large 2 only for long-context analysis.

Decision scorecard

Local evidence first
SignalLlama 2 13B ChatMistral Large 2
Best forprovider-routed productionmultimodal apps, tool-calling agents, and provider-routed production
Decision fitCoding, Classification, and JSON / Tool useCoding, RAG, and Agents
Context window4k128k
Cheapest output$0.50/1M tokens$2.40/1M tokens
Provider routes11 tracked3 tracked
Shared benchmarks3 sharedHumanEval leader

Decision tradeoffs

Choose Llama 2 13B Chat when...
  • Llama 2 13B Chat has the lower cheapest tracked output price at $0.50/1M tokens.
  • Llama 2 13B Chat has broader tracked provider coverage for fallback and route flexibility.
  • Local decision data tags Llama 2 13B Chat for Coding, Classification, and JSON / Tool use.
Choose Mistral Large 2 when...
  • Mistral Large 2 holds a shared-benchmark lead on HumanEval, ahead by 25.5 points.
  • Mistral Large 2 has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Mistral Large 2 uniquely exposes Vision, Multimodal, and JSON / Tool use in local model data.
  • Local decision data tags Mistral Large 2 for Coding, RAG, and Agents.

Monthly cost at traffic

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

Lower estimate Llama 2 13B Chat

Llama 2 13B Chat

$205

Cheapest tracked route/tier: Replicate API

Mistral Large 2

$984

Cheapest tracked route/tier: AWS Bedrock

Estimated monthly gap: $779. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

Llama 2 13B Chat -> Mistral Large 2
  • Provider overlap exists on IBM watsonx and AWS Bedrock; start route-level A/B tests there.
  • Mistral Large 2 is $1.90/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
  • Mistral Large 2 adds Vision, Multimodal, and JSON / Tool use in local capability data.
Mistral Large 2 -> Llama 2 13B Chat
  • Provider overlap exists on AWS Bedrock and IBM watsonx; start route-level A/B tests there.
  • Llama 2 13B Chat is $1.90/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
  • Check replacement coverage for Vision, Multimodal, and JSON / Tool use before moving production traffic.

Specs

Specification
Released2023-07-182025-11-25
Context window4k128k
Parameters13B123B
ArchitectureDecoder OnlyDecoder Only
LicenseLlama 2 CommunityMistral License
OpennessOpen weightsOpen weights
WeightsAvailableUnknown
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: non-commercial
Knowledge cutoff2022-092025-07

Pricing and availability

Pricing attributeLlama 2 13B ChatMistral Large 2
Input price$0.10/1M tokens$0.48/1M tokens
Output price$0.50/1M tokens$2.40/1M tokens
Providers

Capabilities

CapabilityLlama 2 13B ChatMistral Large 2
VisionNoYes
MultimodalNoYes
ReasoningNoNo
JSON / Tool useNoYes
Structured outputsYesYes
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

BenchmarkLlama 2 13B ChatMistral Large 2
HumanEval59.384.8
Massive Multitask Language Understanding71.284.0
HellaSwag88.593.8

Continue comparing

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