LLM Reference

Llama 3.1 Nemotron Nano 4B v1.1 vs ShieldGemma 9B

Llama 3.1 Nemotron Nano 4B v1.1 (2025) and ShieldGemma 9B (2024) are compact production models from NVIDIA AI and Google DeepMind. Llama 3.1 Nemotron Nano 4B v1.1 ships a 4k-token context window, while ShieldGemma 9B ships a 8k-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.

Llama 3.1 Nemotron Nano 4B v1.1 is safer overall; choose ShieldGemma 9B when long-context analysis matters.

Decision scorecard

Local evidence first
SignalLlama 3.1 Nemotron Nano 4B v1.1ShieldGemma 9B
Best forgeneral production evaluationgeneral production evaluation
Decision fitGeneralClassification
Context window4k8k
Cheapest output--
Provider routes1 tracked1 tracked
Shared benchmarks0 shared0 shared

Decision tradeoffs

Choose Llama 3.1 Nemotron Nano 4B v1.1 when...
  • Use Llama 3.1 Nemotron Nano 4B v1.1 when your own prompt tests beat the comparison signals; the local data does not show a decisive standalone advantage yet.
Choose ShieldGemma 9B when...
  • ShieldGemma 9B has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Local decision data tags ShieldGemma 9B for Classification.

Monthly cost at traffic

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

Llama 3.1 Nemotron Nano 4B v1.1

Unavailable

No complete token price in local provider data

ShieldGemma 9B

Unavailable

No complete token price in local provider data

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

Switch friction

Llama 3.1 Nemotron Nano 4B v1.1 -> ShieldGemma 9B
  • Provider overlap exists on NVIDIA NIM; start route-level A/B tests there.
ShieldGemma 9B -> Llama 3.1 Nemotron Nano 4B v1.1
  • Provider overlap exists on NVIDIA NIM; start route-level A/B tests there.

Specs

Specification
Released2025-04-012024-07-01
Context window4k8k
Parameters4B9B
ArchitectureDecoder OnlyDecoder Only
LicenseLlama 3 CommunityGemma
OpennessOpen weightsOpen weights
WeightsUnknownUnknown
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: conditional
Knowledge cutoff--

Pricing and availability

Pricing attributeLlama 3.1 Nemotron Nano 4B v1.1ShieldGemma 9B
Input price--
Output price--
Providers

Pricing not yet sourced for either model.

Capabilities

CapabilityLlama 3.1 Nemotron Nano 4B v1.1ShieldGemma 9B
VisionNoNo
MultimodalNoNo
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.

Continue comparing

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