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Head-to-head comparison

Llama 3.1 Tulu 3 8B vs Olmo 3.1 32B Think

Llama 3.1 Tulu 3 8B (Allen Institute) and Olmo 3.1 32B Think (Allen Institute) 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 6 November 2026

As of 6 November 2026, Olmo 3.1 32B Think holds the stronger ModelCap Index position (#261 vs #302); and Olmo 3.1 32B Think ships open weights.

Which should you choose?

Choose Llama 3.1 Tulu 3 8B if…

  • ModelCap publishes no field on which Llama 3.1 Tulu 3 8B leads Olmo 3.1 32B Think for this pair.

Choose Olmo 3.1 32B Think if…

  • you want the stronger overall ModelCap Index position — #261 against #302 (24.5 vs 14.4 points).
  • you want to self-host: Olmo 3.1 32B Think ships open weights while Llama 3.1 Tulu 3 8B is restricted license.
  • Arena text is your yardstick — 1286 against 1221.
  • Arena coding is your yardstick — 1340 against 1252.
  • you want the more recently listed model — Olmo 3.1 32B Think was listed 10 December 2025, Llama 3.1 Tulu 3 8B 20 November 2024.

Llama 3.1 Tulu 3 8B vs Olmo 3.1 32B Think: specs, pricing and context

Specification comparison of Llama 3.1 Tulu 3 8B and Olmo 3.1 32B Think
FieldLlama 3.1 Tulu 3 8BAllen InstituteOlmo 3.1 32B ThinkAllen Institute
ModelCap Index position#302#261
Index score14.424.5
EvidenceMeasuredMeasured
Input price / 1M tokensUnlistedUnlisted
Output price / 1M tokensUnlistedUnlisted
Context window— tokens— tokens
Declared route output cap--
API providers listed00
Weight accessRestricted licenseOpen weights
Input modalitiesTextText
First listed20 November 202410 December 2025
PublisherAllen InstituteAllen Institute

Evidence: 2 public benchmark observations across 2 boards · 2 public benchmark observations across 2 boards. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: Llama 3.1 Tulu 3 8B vs Olmo 3.1 32B Think

Public benchmark boards where Llama 3.1 Tulu 3 8B or Olmo 3.1 32B Think has a published result
BoardLlama 3.1 Tulu 3 8BOlmo 3.1 32B ThinkLeads
Arena textArena (LMArena)12211210–1231Not reported12861279–1294Not reportedOlmo 3.1 32B Think
Arena codingArena (LMArena)12521228–127713401325–1356Olmo 3.1 32B Think

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 Tulu 3 8B vs Olmo 3.1 32B Think: common questions

Is Llama 3.1 Tulu 3 8B better than Olmo 3.1 32B Think?

Olmo 3.1 32B Think ranks higher on the ModelCap Index as of 6 November 2026: #261 against #302. 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 Llama 3.1 Tulu 3 8B cheaper than Olmo 3.1 32B Think?

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 Tulu 3 8B or Olmo 3.1 32B Think?

Llama 3.1 Tulu 3 8B: context unknown. Olmo 3.1 32B Think: context unknown. OpenRouter catalogue or provider-endpoint declaration. Limits can vary by provider and prompt length; a model-wide maximum has not been independently verified.

Which is better for coding, Llama 3.1 Tulu 3 8B or Olmo 3.1 32B Think?

Arena coding: Llama 3.1 Tulu 3 8B 1252, Olmo 3.1 32B Think 1340 — Olmo 3.1 32B Think leads.

Are Llama 3.1 Tulu 3 8B and Olmo 3.1 32B Think open-weight models?

Llama 3.1 Tulu 3 8B: Restricted license. Olmo 3.1 32B Think: Open weights. Open weights mean the checkpoint can be downloaded and self-hosted under its licence. A missing weight link does not identify every API or chat product that offers a model.

Where can I run Llama 3.1 Tulu 3 8B and Olmo 3.1 32B Think?

ModelCap currently lists 0 API providers for Llama 3.1 Tulu 3 8B and 0 for Olmo 3.1 32B Think, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this Llama 3.1 Tulu 3 8B vs Olmo 3.1 32B Think comparison?

Every figure and ModelCap Index position comes from the same published snapshot dated 6 November 2026. Publication and page updates happen separately; use the snapshot date shown on the page.

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