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Head-to-head comparison

Llama 3.1 8B Instruct vs NVIDIA Nemotron Labs Teacher STEM

Llama 3.1 8B Instruct (Meta) and NVIDIA Nemotron Labs Teacher STEM (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 22 August 2026

As of 22 August 2026, NVIDIA Nemotron Labs Teacher STEM holds the stronger ModelCap Index position (#215 vs #218).

Which should you choose?

Choose Llama 3.1 8B Instruct if…

  • you want provider choice — 5 listed API providers against 0.

Choose NVIDIA Nemotron Labs Teacher STEM if…

  • you want the stronger overall ModelCap Index position — #215 against #218 (4.4 vs 3.8 points).
  • you want the more recently listed model — NVIDIA Nemotron Labs Teacher STEM was listed 14 August 2026, Llama 3.1 8B Instruct 23 July 2024.

Llama 3.1 8B Instruct vs NVIDIA Nemotron Labs Teacher STEM: specs, pricing and context

Specification comparison of Llama 3.1 8B Instruct and NVIDIA Nemotron Labs Teacher STEM
FieldLlama 3.1 8B InstructMetaNVIDIA Nemotron Labs Teacher STEMNVIDIA
ModelCap Index position#218#215
Index score3.84.4
EvidenceMeasuredEstimated
Input price / 1M tokens$0.05Unlisted
Output price / 1M tokens$0.08Unlisted
Context window131K tokens— tokens
Max output tokens131K—
API providers listed50
Weight accessGated accessRestricted license
Input modalitiesTextText
First listed23 July 202414 August 2026
PublisherMetaNVIDIA

Evidence: 2 public benchmark observations across 2 boards · publisher corpus prior · leave-one-anchor-out calibrated. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: Llama 3.1 8B Instruct vs NVIDIA Nemotron Labs Teacher STEM

Public benchmark boards where Llama 3.1 8B Instruct or NVIDIA Nemotron Labs Teacher STEM has a published result
BoardLlama 3.1 8B InstructNVIDIA Nemotron Labs Teacher STEMLeads
Arena codingArena (LMArena)12601252–1267—Only one result
BFCL V4UC Berkeley (Gorilla)25.8Prompt—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.

Llama 3.1 8B Instruct vs NVIDIA Nemotron Labs Teacher STEM: common questions

Is Llama 3.1 8B Instruct better than NVIDIA Nemotron Labs Teacher STEM?

NVIDIA Nemotron Labs Teacher STEM ranks higher on the ModelCap Index as of 22 August 2026: #215 against #218. 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.

Is Llama 3.1 8B Instruct cheaper than NVIDIA Nemotron Labs Teacher STEM?

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, Llama 3.1 8B Instruct or NVIDIA Nemotron Labs Teacher STEM?

Both publish a 131K-token context window.

Which is better for coding, Llama 3.1 8B Instruct or NVIDIA Nemotron Labs Teacher STEM?

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 Llama 3.1 8B Instruct and NVIDIA Nemotron Labs Teacher STEM open-weight models?

Llama 3.1 8B Instruct: Gated access. NVIDIA Nemotron Labs Teacher STEM: 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 Llama 3.1 8B Instruct and NVIDIA Nemotron Labs Teacher STEM?

ModelCap currently lists 5 API providers for Llama 3.1 8B Instruct and 0 for NVIDIA Nemotron Labs Teacher STEM, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this Llama 3.1 8B Instruct vs NVIDIA Nemotron Labs Teacher STEM comparison?

Every figure comes from the sealed ModelCap dataset published 22 August 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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