AllenAI: Olmo 3.1 32B Think
Analysis Summary
Olmo 3.1 32B Think is an open model positioned around deliberate reasoning, with a 65K context window. Its pricing is $0.15 per million input tokens and $0.50 per million output tokens, making it accessible for experimentation. Available evaluation data indicates limited general capability compared with stronger contemporary models.
It may support internal prototyping, basic classification, and low-risk text transformations where self-hosting flexibility or cost control is important. The supplied data does not show tool use, function calling, vision, or coding measurements, which limits its usefulness for integrated agency workflows. Choose it for testing and lightweight assistance rather than client-facing reasoning, complex documents, or autonomous execution.
Assessed September 7, 2026
Editorial notes
Olmo 3.1 32B Think offers a 65K context window at moderate pricing, but its available reasoning data indicates limited capability for production content, coding, or autonomous workflows.
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DFO Verdict
Olmo 3.1 32B Think offers a 65K context window at moderate pricing, but its available reasoning data indicates limited capability for production content, coding, or autonomous workflows.
How AllenAI: Olmo 3.1 32B Think compares
AllenAI: Olmo 3.1 32B Think ranks #329 of 443 AI models we track for overall intelligence. Its 66K-token context window is larger than 27% of the models we list. At $0.15 per million input tokens it is cheaper than 61% of comparable models.
Dark bar = input · light bar = output, scaled to the priciest peer.
1M tokens ≈ 8 full-length novels or ~2,500 pages of business documents in a single request.
Strongest on value. The pulled-in technical corner is the trade-off, and if the shape matters more than the price, this is your model.
Compare shapes side-by-side →Pricing
| Token Type | Cost per 1M tokens | Cost per 1K tokens |
|---|---|---|
| Input | $0.15 | $0.000150 |
| Output | $0.50 | $0.000500 |
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A website chatbot handling around 100 customer conversations a day, a few short messages each.
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Talk to our teamAbout AllenAI: Olmo 3.1 32B Think
Olmo 3.1 32B Think is a large-scale, 32-billion-parameter model designed for deep reasoning, complex multi-step logic, and advanced instruction following. Building on the Olmo 3 series, version 3.1 delivers refined reasoning behavior and stronger performance across demanding evaluations and nuanced conversational tasks. Developed by Ai2 under the Apache 2.0 license, Olmo 3.1 32B Think continues the Olmo initiative’s commitment to openness, providing full transparency across model weights, code, and training methodology.
Frequently asked questions about AllenAI: Olmo 3.1 32B Think
How much does AllenAI: Olmo 3.1 32B Think cost?
AllenAI: Olmo 3.1 32B Think costs $0.15 per million input tokens and $0.50 per million output tokens.
What is the context window of AllenAI: Olmo 3.1 32B Think?
AllenAI: Olmo 3.1 32B Think has a context window of 65,536 tokens (66K).
Who created AllenAI: Olmo 3.1 32B Think?
AllenAI: Olmo 3.1 32B Think is developed by AllenAI and was released on December 16, 2025.