Model•active

Olmo 3.1 32B Think

Olmo 3.1 32B Think is Ai2's fully open 32B dense reasoning model with a 65,536-token context window and public weights, data, training code, checkpoints, and model-flow details.

Official siteVerified Oct 5, 2026

Overview

Olmo 3.1 32B Think extends the Olmo 3 32B reasoning run with longer reinforcement-learning training. It is the pilot's reasoning-focused representative for fully open model-development research.

Model specifications

Family: Olmo 3
Context: 65,536 tokens
Input: Text
Output: Text
Open weights: Yes
Capabilities: Reasoning

Related entities

Related by Develops

Companyactive

Ai2

Ai2 is a nonprofit AI research institute focused on open scientific research, open models, data, training infrastructure, evaluation, and AI for science.

Belongs To

Model Familyactive

Olmo 3

Olmo 3 is Ai2's fully open language-model family spanning 7B and 32B models, with public weights, training data, code, checkpoints, and model-flow details.