LLM Reference

Llama 3.2 11B Instruct vs Phi 3.5 MoE Instruct

Llama 3.2 11B Instruct (2025) and Phi 3.5 MoE Instruct (2024) are compact production models from AI at Meta and Microsoft Research. Llama 3.2 11B Instruct ships a 128k-token context window, while Phi 3.5 MoE Instruct ships a 128k-token context window. On pricing, Llama 3.2 11B Instruct costs $0.20/1M input tokens versus $0.50/1M 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 3.2 11B Instruct is ~150% cheaper at $0.20/1M; pay for Phi 3.5 MoE Instruct only for provider fit.

Decision scorecard

Local evidence first
SignalLlama 3.2 11B InstructPhi 3.5 MoE Instruct
Best formultimodal appsgeneral production evaluation
Decision fitRAG, Long context, and VisionLong context
Context window128k128k
Cheapest output$0.27/1M tokens$0.50/1M tokens
Provider routes1 tracked1 tracked
Shared benchmarks0 rows0 rows

Decision tradeoffs

Choose Llama 3.2 11B Instruct when...
  • Llama 3.2 11B Instruct has the lower cheapest tracked output price at $0.27/1M tokens.
  • Llama 3.2 11B Instruct uniquely exposes Vision, Multimodal, and Structured outputs in local model data.
  • Local decision data tags Llama 3.2 11B Instruct for RAG, Long context, and Vision.
Choose Phi 3.5 MoE Instruct when...
  • Local decision data tags Phi 3.5 MoE Instruct for Long context.

Monthly cost at traffic

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

Lower estimate Llama 3.2 11B Instruct

Llama 3.2 11B Instruct

$228

Cheapest tracked route/tier: AWS Bedrock

Phi 3.5 MoE Instruct

$525

Cheapest tracked route/tier: Fireworks AI

Estimated monthly gap: $298. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

Llama 3.2 11B Instruct -> Phi 3.5 MoE Instruct
  • No overlapping tracked provider route is sourced for Llama 3.2 11B Instruct and Phi 3.5 MoE Instruct; plan for SDK, billing, or endpoint changes.
  • Phi 3.5 MoE Instruct is $0.23/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
  • Check replacement coverage for Vision, Multimodal, and Structured outputs before moving production traffic.
Phi 3.5 MoE Instruct -> Llama 3.2 11B Instruct
  • No overlapping tracked provider route is sourced for Phi 3.5 MoE Instruct and Llama 3.2 11B Instruct; plan for SDK, billing, or endpoint changes.
  • Llama 3.2 11B Instruct is $0.23/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
  • Llama 3.2 11B Instruct adds Vision, Multimodal, and Structured outputs in local capability data.

Specs

Specification
Released2025-09-012024-08-20
Context window128k128k
Parameters11B16x3.8B (42B, 6.6B active)
Architecture-decoder only
LicenseLlama 3 CommunityMIT(OSI)
OpennessOpen weightsOpen source
Commercial useCommercial use with conditionsCommercial use allowed
Knowledge cutoff2023-122023-10

Pricing and availability

Pricing attributeLlama 3.2 11B InstructPhi 3.5 MoE Instruct
Input price$0.20/1M tokens$0.50/1M tokens
Output price$0.27/1M tokens$0.50/1M tokens
Providers

Capabilities

CapabilityLlama 3.2 11B InstructPhi 3.5 MoE Instruct
VisionYesNo
MultimodalYesNo
ReasoningNoNo
Function callingNoNo
Tool useNoNo
Structured outputsYesNo
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark rows are currently sourced for this pair.

Deep dive

The capability footprint differs most on vision: Llama 3.2 11B Instruct, multimodal input: Llama 3.2 11B Instruct, and structured outputs: Llama 3.2 11B Instruct. Both models share the core language-model surface, so the practical split is not just feature count. Use those differences to decide whether the page is about raw model quality, agentic coding support, multimodal ingestion, or predictable structured API behavior.

For cost, Llama 3.2 11B Instruct lists $0.20/1M input and $0.27/1M output tokens on the cheapest tracked provider, while Phi 3.5 MoE Instruct lists $0.50/1M input and $0.50/1M output tokens on the cheapest tracked provider. A 70/30 input-output blend puts Llama 3.2 11B Instruct lower by about $0.28 per million blended tokens. Availability is 1 providers versus 1, so concentration risk also matters.

Choose Llama 3.2 11B Instruct when vision-heavy evaluation and lower input-token cost are central to the workload. Choose Phi 3.5 MoE Instruct when provider fit are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship. This keeps the decision grounded in measurable tradeoffs instead of brand-level assumptions.

FAQ

Which has a larger context window, Llama 3.2 11B Instruct or Phi 3.5 MoE Instruct?

Llama 3.2 11B Instruct supports 128k tokens, while Phi 3.5 MoE Instruct supports 128k tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible.

Which is cheaper, Llama 3.2 11B Instruct or Phi 3.5 MoE Instruct?

Llama 3.2 11B Instruct is cheaper on tracked token pricing. Llama 3.2 11B Instruct costs $0.20/1M input and $0.27/1M output tokens. Phi 3.5 MoE Instruct costs $0.50/1M input and $0.50/1M output tokens. Provider discounts or batch pricing can still change the final bill.

Is Llama 3.2 11B Instruct or Phi 3.5 MoE Instruct open source?

Llama 3.2 11B Instruct is listed under Llama 3 Community. Phi 3.5 MoE Instruct is listed under MIT. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.

Which is better for vision, Llama 3.2 11B Instruct or Phi 3.5 MoE Instruct?

Llama 3.2 11B Instruct has the clearer documented vision signal in this comparison. If vision is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Which is better for multimodal input, Llama 3.2 11B Instruct or Phi 3.5 MoE Instruct?

Llama 3.2 11B Instruct has the clearer documented multimodal input signal in this comparison. If multimodal input is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Where can I run Llama 3.2 11B Instruct and Phi 3.5 MoE Instruct?

Llama 3.2 11B Instruct is available on AWS Bedrock. Phi 3.5 MoE Instruct is available on Fireworks AI. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

Continue comparing

Last reviewed: 2026-06-04. Data sourced from public model cards and provider documentation.