LLM Reference

Llama 3.1 Nemotron Nano 4B v1.1 vs Xiaomi MiMo-V2.5

Llama 3.1 Nemotron Nano 4B v1.1 (2025) and Xiaomi MiMo-V2.5 (2026) are frontier reasoning models from NVIDIA AI and Xiaomi. Llama 3.1 Nemotron Nano 4B v1.1 ships a 4k-token context window, while Xiaomi MiMo-V2.5 ships a 1.05m-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.

Xiaomi MiMo-V2.5 fits 262x more tokens; pick it for long-context work and Llama 3.1 Nemotron Nano 4B v1.1 for tighter calls.

Decision scorecard

Local evidence first
SignalLlama 3.1 Nemotron Nano 4B v1.1Xiaomi MiMo-V2.5
Best forgeneral production evaluationreasoning-heavy apps, multimodal apps, and tool-calling agents
Decision fitGeneralRAG, Agents, and Long context
Context window4k1.05m
Cheapest output-$0.28/1M tokens
Provider routes1 tracked2 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 Xiaomi MiMo-V2.5 when...
  • Xiaomi MiMo-V2.5 has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Xiaomi MiMo-V2.5 has broader tracked provider coverage for fallback and route flexibility.
  • Xiaomi MiMo-V2.5 uniquely exposes Vision, Multimodal, and Reasoning in local model data.
  • Local decision data tags Xiaomi MiMo-V2.5 for RAG, Agents, and Long context.

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

Xiaomi MiMo-V2.5

$182

Cheapest tracked route/tier: OpenRouter

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

Switch friction

Llama 3.1 Nemotron Nano 4B v1.1 -> Xiaomi MiMo-V2.5
  • No overlapping tracked provider route is sourced for Llama 3.1 Nemotron Nano 4B v1.1 and Xiaomi MiMo-V2.5; plan for SDK, billing, or endpoint changes.
  • Xiaomi MiMo-V2.5 adds Vision, Multimodal, and Reasoning in local capability data.
Xiaomi MiMo-V2.5 -> Llama 3.1 Nemotron Nano 4B v1.1
  • No overlapping tracked provider route is sourced for Xiaomi MiMo-V2.5 and Llama 3.1 Nemotron Nano 4B v1.1; plan for SDK, billing, or endpoint changes.
  • Check replacement coverage for Vision, Multimodal, and Reasoning before moving production traffic.

Specs

Specification
Released2025-04-012026-04-22
Context window4k1.05m
Parameters4B
ArchitectureDecoder Only-
LicenseLlama 3 CommunityProprietary
OpennessOpen weightsProprietary
WeightsUnknownNot released
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: conditional
Knowledge cutoff--

Pricing and availability

Pricing attributeLlama 3.1 Nemotron Nano 4B v1.1Xiaomi MiMo-V2.5
Input price-$0.14/1M tokens
Output price-$0.28/1M tokens
Providers

Capabilities

CapabilityLlama 3.1 Nemotron Nano 4B v1.1Xiaomi MiMo-V2.5
VisionNoYes
MultimodalNoYes
ReasoningNoYes
JSON / Tool useNoYes
Structured outputsNoYes
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark scores are currently available for this pair.

Continue comparing

Last reviewed: 2026-06-29. Data sourced from public model cards and provider documentation.