LLM Reference

Llama 3.2 1B Instruct vs Llama 3 8B Instruct

Llama 3.2 1B Instruct (2024) and Llama 3 8B Instruct (2024) are compact production models from AI at Meta. Llama 3.2 1B Instruct ships a 128k-token context window, while Llama 3 8B Instruct ships a 8k-token context window. On MMLU PRO, Llama 3 8B Instruct leads by 20.5 pts. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

Llama 3.2 1B Instruct fits 16x more tokens; pick it for long-context work and Llama 3 8B Instruct for tighter calls.

Decision scorecard

Local evidence first
SignalLlama 3.2 1B InstructLlama 3 8B Instruct
Best forprovider-routed productionprovider-routed production
Decision fitCoding, RAG, and Long contextCoding, Classification, and JSON / Tool use
Context window128k8k
Cheapest output$0.20/1M tokens$0.05/1M tokens
Provider routes7 tracked17 tracked
Shared benchmarks5 sharedMMLU PRO leader

Decision tradeoffs

Choose Llama 3.2 1B Instruct when...
  • Llama 3.2 1B Instruct has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Local decision data tags Llama 3.2 1B Instruct for Coding, RAG, and Long context.
Choose Llama 3 8B Instruct when...
  • Llama 3 8B Instruct holds a shared-benchmark lead on MMLU PRO, ahead by 20.5 points.
  • Llama 3 8B Instruct has the lower cheapest tracked output price at $0.05/1M tokens.
  • Llama 3 8B Instruct has broader tracked provider coverage for fallback and route flexibility.
  • Local decision data tags Llama 3 8B Instruct for Coding, 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 3 8B Instruct

Llama 3.2 1B Instruct

$71.85

Cheapest tracked route/tier: Cloudflare Workers AI

Llama 3 8B Instruct

$28.50

Cheapest tracked route/tier: DeepInfra

Estimated monthly gap: $43.35. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

Llama 3.2 1B Instruct -> Llama 3 8B Instruct
  • Provider overlap exists on AWS Bedrock, Fireworks AI, and Cloudflare Workers AI; start route-level A/B tests there.
  • Llama 3 8B Instruct is $0.15/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
Llama 3 8B Instruct -> Llama 3.2 1B Instruct
  • Provider overlap exists on Cloudflare Workers AI, OpenRouter, and Fireworks AI; start route-level A/B tests there.
  • Llama 3.2 1B Instruct is $0.15/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.

Specs

Specification
Released2024-09-252024-04-18
Context window128k8k
Parameters1.23B8B
ArchitectureDecoder OnlyDecoder Only
LicenseLlama 3 CommunityLlama 3 Community
OpennessOpen weightsOpen weights
WeightsUnknownAvailable
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: conditional
Knowledge cutoff2023-122023-03

Pricing and availability

Pricing attributeLlama 3.2 1B InstructLlama 3 8B Instruct
Input price$0.03/1M tokens$0.02/1M tokens
Output price$0.20/1M tokens$0.05/1M tokens
Providers

Capabilities

CapabilityLlama 3.2 1B InstructLlama 3 8B Instruct
VisionNoNo
MultimodalNoNo
ReasoningNoNo
JSON / Tool useNoNo
Structured outputsYesYes
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

BenchmarkLlama 3.2 1B InstructLlama 3 8B Instruct
MMLU PRO20.040.5
Google-Proof Q&A25.644.8
HumanEval28.168.2
Massive Multitask Language Understanding49.376.9
HellaSwag78.991.1

Continue comparing

Last reviewed: 2026-07-11. Data sourced from public model cards and provider documentation.