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Head-to-head comparison

Phi 3 medium 4k instruct vs Llama 3.1 Nemotron Safety Guard 8B v3

Phi 3 medium 4k instruct (Microsoft) and Llama 3.1 Nemotron Safety Guard 8B v3 (NVIDIA) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.

Snapshot as of 23 September 2026

As of 23 September 2026, Phi 3 medium 4k instruct holds the stronger ModelCap Index position (#240 vs #243); and Phi 3 medium 4k instruct ships open weights.

Which should you choose?

Choose Phi 3 medium 4k instruct if…

  • you want the stronger overall ModelCap Index position — #240 against #243 (9.2 vs 9.2 points).
  • you want to self-host: Phi 3 medium 4k instruct ships open weights while Llama 3.1 Nemotron Safety Guard 8B v3 is restricted license.

Choose Llama 3.1 Nemotron Safety Guard 8B v3 if…

  • you want the more recently listed model — Llama 3.1 Nemotron Safety Guard 8B v3 was listed 20 August 2025, Phi 3 medium 4k instruct 7 May 2024.

Phi 3 medium 4k instruct vs Llama 3.1 Nemotron Safety Guard 8B v3: specs, pricing and context

Specification comparison of Phi 3 medium 4k instruct and Llama 3.1 Nemotron Safety Guard 8B v3
FieldPhi 3 medium 4k instructMicrosoftLlama 3.1 Nemotron Safety Guard 8B v3NVIDIA
ModelCap Index position#240#243
Index score9.29.2
EvidenceMeasuredInherited
Input price / 1M tokensUnlistedUnlisted
Output price / 1M tokensUnlistedUnlisted
Context window— tokens— tokens
Max output tokens——
API providers listed00
Weight accessOpen weightsRestricted license
Input modalitiesTextText
First listed7 May 202420 August 2025
PublisherMicrosoftNVIDIA

Evidence: 2 public benchmark observations across 2 boards · finetune of meta-llama/llama-3.1-8b-instruct · finetune (100%). Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: Phi 3 medium 4k instruct vs Llama 3.1 Nemotron Safety Guard 8B v3

Public benchmark boards where Phi 3 medium 4k instruct or Llama 3.1 Nemotron Safety Guard 8B v3 has a published result
BoardPhi 3 medium 4k instructLlama 3.1 Nemotron Safety Guard 8B v3Leads
Arena codingArena (LMArena)12311221–1242—Only one result

Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.

Want a different pairing? Open the interactive comparison tool to swap either model for any current ranked language model.

Phi 3 medium 4k instruct vs Llama 3.1 Nemotron Safety Guard 8B v3: common questions

Is Phi 3 medium 4k instruct better than Llama 3.1 Nemotron Safety Guard 8B v3?

Phi 3 medium 4k instruct ranks higher on the ModelCap Index as of 23 September 2026: #240 against #243. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it. Their published uncertainty intervals overlap, so the rank difference alone does not establish a reliable capability advantage for your workload.

Is Phi 3 medium 4k instruct cheaper than Llama 3.1 Nemotron Safety Guard 8B v3?

At least one of the two has no listed API price on ModelCap right now, so no price comparison is made.

Which has the bigger context window, Phi 3 medium 4k instruct or Llama 3.1 Nemotron Safety Guard 8B v3?

Both publish a —-token context window.

Which is better for coding, Phi 3 medium 4k instruct or Llama 3.1 Nemotron Safety Guard 8B v3?

The two models do not share a coding benchmark board on ModelCap yet, so no head-to-head coding score is published; the ModelCap Index position is the closest overall signal.

Are Phi 3 medium 4k instruct and Llama 3.1 Nemotron Safety Guard 8B v3 open-weight models?

Phi 3 medium 4k instruct: Open weights. Llama 3.1 Nemotron Safety Guard 8B v3: Restricted license. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.

Where can I run Phi 3 medium 4k instruct and Llama 3.1 Nemotron Safety Guard 8B v3?

ModelCap currently lists 0 API providers for Phi 3 medium 4k instruct and 0 for Llama 3.1 Nemotron Safety Guard 8B v3, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this Phi 3 medium 4k instruct vs Llama 3.1 Nemotron Safety Guard 8B v3 comparison?

Every figure comes from the sealed ModelCap dataset published 23 September 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.

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