LLM Reference

Llama 2 7B Chat vs Nemotron 4 340B

Llama 2 7B Chat (2023) and Nemotron 4 340B (2025) are compact production models from AI at Meta and NVIDIA AI. Llama 2 7B Chat ships a 4k-token context window, while Nemotron 4 340B ships a 4k-token context window. On pricing, Llama 2 7B Chat costs $0.05/1M input tokens versus $4.20/1M for the alternative. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

Llama 2 7B Chat is ~8300% cheaper at $0.05/1M; pay for Nemotron 4 340B only for provider fit.

Decision scorecard

Local evidence first
SignalLlama 2 7B ChatNemotron 4 340B
Best forprovider-routed productionprovider-routed production
Decision fitClassification and JSON / Tool useClassification and JSON / Tool use
Context window4k4k
Cheapest output$0.25/1M tokens$4.20/1M tokens
Provider routes10 tracked2 tracked
Shared benchmarks0 shared0 shared

Decision tradeoffs

Choose Llama 2 7B Chat when...
  • Llama 2 7B Chat has the lower cheapest tracked output price at $0.25/1M tokens.
  • Llama 2 7B Chat has broader tracked provider coverage for fallback and route flexibility.
  • Local decision data tags Llama 2 7B Chat for Classification and JSON / Tool use.
Choose Nemotron 4 340B when...
  • Local decision data tags Nemotron 4 340B for Classification and JSON / Tool use.

Monthly cost at traffic

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

Lower estimate Llama 2 7B Chat

Llama 2 7B Chat

$103

Cheapest tracked route/tier: Replicate API

Nemotron 4 340B

$4,410

Cheapest tracked route/tier: DeepInfra

Estimated monthly gap: $4,308. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

Llama 2 7B Chat -> Nemotron 4 340B
  • Provider overlap exists on DeepInfra; start route-level A/B tests there.
  • Nemotron 4 340B is $3.95/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
Nemotron 4 340B -> Llama 2 7B Chat
  • Provider overlap exists on DeepInfra; start route-level A/B tests there.
  • Llama 2 7B Chat is $3.95/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.

Specs

Specification
Released2023-07-182025-02-27
Context window4k4k
Parameters7B340B
ArchitectureDecoder OnlyDecoder Only
LicenseLlama 2 CommunityNVIDIA Open Model
OpennessOpen weightsOpen weights
WeightsAvailableUnknown
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: permitted
Knowledge cutoff2022-09-

Pricing and availability

Pricing attributeLlama 2 7B ChatNemotron 4 340B
Input price$0.05/1M tokens$4.20/1M tokens
Output price$0.25/1M tokens$4.20/1M tokens
Providers

Capabilities

CapabilityLlama 2 7B ChatNemotron 4 340B
VisionNoNo
MultimodalNoNo
ReasoningNoNo
JSON / Tool useNoNo
Structured outputsYesYes
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark scores are currently available for this pair.

Continue comparing

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