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Head-to-head comparison

Olmo 3 1125 32B vs Olmo 3 7B RL Zero Mix

Olmo 3 1125 32B (Allen Institute) and Olmo 3 7B RL Zero Mix (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 15 September 2026

As of 15 September 2026, Olmo 3 1125 32B holds the stronger ModelCap Index position (#188 vs #209).

Which should you choose?

Choose Olmo 3 1125 32B if…

  • you want the stronger overall ModelCap Index position — #188 against #209 (15.6 vs 9.0 points).

Choose Olmo 3 7B RL Zero Mix if…

  • you want the more recently listed model — Olmo 3 7B RL Zero Mix was listed 1 December 2025, Olmo 3 1125 32B 4 November 2025.

Olmo 3 1125 32B vs Olmo 3 7B RL Zero Mix: specs, pricing and context

Specification comparison of Olmo 3 1125 32B and Olmo 3 7B RL Zero Mix
FieldOlmo 3 1125 32BAllen InstituteOlmo 3 7B RL Zero MixAllen Institute
ModelCap Index position#188#209
Index score15.69.0
EvidenceEstimatedInherited
Input price / 1M tokensUnlistedUnlisted
Output price / 1M tokensUnlistedUnlisted
Context window— tokens— tokens
Max output tokens——
API providers listed00
Weight accessOpen weightsOpen weights
Input modalitiesTextText
First listed4 November 20251 December 2025
PublisherAllen InstituteAllen Institute

Evidence: publisher-corpus-prior over 194 held-out anchors (22%); launch card against 4 resolved peers on 6 rows (78%); exceeds every named peer on 1 of 6 rows; no cross-lab optimism probe available; shrunk 0.5 up toward the measured corpus · finetune of allenai/Olmo-3-1025-7B · finetune (100%). Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: Olmo 3 1125 32B vs Olmo 3 7B RL Zero Mix

Neither model has a published result on a public benchmark board ModelCap tracks yet.

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.

Olmo 3 1125 32B vs Olmo 3 7B RL Zero Mix: common questions

Is Olmo 3 1125 32B better than Olmo 3 7B RL Zero Mix?

Olmo 3 1125 32B ranks higher on the ModelCap Index as of 15 September 2026: #188 against #209. 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 Olmo 3 1125 32B cheaper than Olmo 3 7B RL Zero Mix?

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, Olmo 3 1125 32B or Olmo 3 7B RL Zero Mix?

Both publish a —-token context window.

Which is better for coding, Olmo 3 1125 32B or Olmo 3 7B RL Zero Mix?

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 Olmo 3 1125 32B and Olmo 3 7B RL Zero Mix open-weight models?

Olmo 3 1125 32B: Open weights. Olmo 3 7B RL Zero Mix: Open weights. 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 Olmo 3 1125 32B and Olmo 3 7B RL Zero Mix?

ModelCap currently lists 0 API providers for Olmo 3 1125 32B and 0 for Olmo 3 7B RL Zero Mix, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this Olmo 3 1125 32B vs Olmo 3 7B RL Zero Mix comparison?

Every figure comes from the sealed ModelCap dataset published 15 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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