LLM Reference

Llama 3.3 Nemotron Super 49B v1 vs Phi-4 Mini Flash Reasoning

Llama 3.3 Nemotron Super 49B v1 (2025) and Phi-4 Mini Flash Reasoning (2025) are frontier reasoning models from NVIDIA AI and Microsoft Research. Llama 3.3 Nemotron Super 49B v1 ships a 128k-token context window, while Phi-4 Mini Flash Reasoning 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.

Phi-4 Mini Flash Reasoning is safer overall; choose Llama 3.3 Nemotron Super 49B v1 when provider fit matters.

Decision scorecard

Local evidence first
SignalLlama 3.3 Nemotron Super 49B v1Phi-4 Mini Flash Reasoning
Best forgeneral production evaluationreasoning-heavy apps
Decision fitLong contextLong context
Context window128k128k
Cheapest output--
Provider routes1 tracked1 tracked
Shared benchmarks0 shared0 shared

Decision tradeoffs

Choose Llama 3.3 Nemotron Super 49B v1 when...
  • Local decision data tags Llama 3.3 Nemotron Super 49B v1 for Long context.
Choose Phi-4 Mini Flash Reasoning when...
  • Phi-4 Mini Flash Reasoning uniquely exposes Reasoning in local model data.
  • Local decision data tags Phi-4 Mini Flash Reasoning for Long context.

Monthly cost at traffic

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

Llama 3.3 Nemotron Super 49B v1

Unavailable

No complete token price in local provider data

Phi-4 Mini Flash Reasoning

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 3.3 Nemotron Super 49B v1 -> Phi-4 Mini Flash Reasoning
  • Provider overlap exists on NVIDIA NIM; start route-level A/B tests there.
  • Phi-4 Mini Flash Reasoning adds Reasoning in local capability data.
Phi-4 Mini Flash Reasoning -> Llama 3.3 Nemotron Super 49B v1
  • Provider overlap exists on NVIDIA NIM; start route-level A/B tests there.
  • Check replacement coverage for Reasoning before moving production traffic.

Specs

Specification
Released2025-06-012025-12-01
Context window128k128k
Parameters49B3.8B
ArchitectureDecoder OnlyDecoder Only
LicenseNVIDIA Open ModelMITOSI-approved
OpennessOpen weightsOpen source
WeightsUnknownUnknown
CodeUnknownUnknown
Commercial useCommercial use: permittedCommercial use: permitted
Knowledge cutoff-2025-02

Pricing and availability

Pricing attributeLlama 3.3 Nemotron Super 49B v1Phi-4 Mini Flash Reasoning
Input price--
Output price--
Providers

Pricing not yet sourced for either model.

Capabilities

CapabilityLlama 3.3 Nemotron Super 49B v1Phi-4 Mini Flash Reasoning
VisionNoNo
MultimodalNoNo
ReasoningNoYes
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: 2026-05-22. Data sourced from public model cards and provider documentation.