LLM Reference

Llama Guard 7B vs Marin 8B Instruct

Llama Guard 7B (2023) and Marin 8B Instruct (2025) are compact production models from AI at Meta and Marin. Llama Guard 7B ships a 2k-token context window, while Marin 8B 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. It focuses on practical selection signals rather than broad model-family marketing.

Marin 8B Instruct fits 64x more tokens; pick it for long-context work and Llama Guard 7B for tighter calls.

Decision scorecard

Local evidence first
SignalLlama Guard 7BMarin 8B Instruct
Best forprovider-routed productiongeneral production evaluation
Decision fitClassification and JSON / Tool useLong context
Context window2k128k
Cheapest output$0.20/1M tokens-
Provider routes2 tracked1 tracked
Shared benchmarks0 shared0 shared

Decision tradeoffs

Choose Llama Guard 7B when...
  • Llama Guard 7B has broader tracked provider coverage for fallback and route flexibility.
  • Llama Guard 7B uniquely exposes Structured outputs in local model data.
  • Local decision data tags Llama Guard 7B for Classification and JSON / Tool use.
Choose Marin 8B Instruct when...
  • Marin 8B Instruct has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Local decision data tags Marin 8B Instruct for Long context.

Monthly cost at traffic

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

Llama Guard 7B

$210

Cheapest tracked route/tier: Together AI

Marin 8B Instruct

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 Guard 7B -> Marin 8B Instruct
  • No overlapping tracked provider route is sourced for Llama Guard 7B and Marin 8B Instruct; plan for SDK, billing, or endpoint changes.
  • Check replacement coverage for Structured outputs before moving production traffic.
Marin 8B Instruct -> Llama Guard 7B
  • No overlapping tracked provider route is sourced for Marin 8B Instruct and Llama Guard 7B; plan for SDK, billing, or endpoint changes.
  • Llama Guard 7B adds Structured outputs in local capability data.

Specs

Specification
Released2023-12-072025-09-01
Context window2k128k
Parameters7B8B
ArchitectureDecoder OnlyDecoder Only
LicenseLlama 2 CommunityApache 2.0OSI-approved
OpennessOpen weightsOpen source
WeightsAvailableUnknown
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: permitted
Knowledge cutoff2022-092024-07

Pricing and availability

Pricing attributeLlama Guard 7BMarin 8B Instruct
Input price$0.20/1M tokens-
Output price$0.20/1M tokens-
Providers

Capabilities

CapabilityLlama Guard 7BMarin 8B Instruct
VisionNoNo
MultimodalNoNo
ReasoningNoNo
JSON / Tool useNoNo
Structured outputsYesNo
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark scores are currently available for this pair.

Continue comparing

Last reviewed: 2026-09-08. Data sourced from public model cards and provider documentation.