Provider · Founded 2014 · Seattle, USA

Allen Institute for AI: models, pricing and benchmarks

Nonprofit research institute behind OLMo and Molmo.

Models

in this index

Avg input

$1.67

per 1M tokens

Avg output

$7.05

per 1M tokens

Open weights

models

Best model

olmo-2-instruct

by average score

Website

Visit

https://allenai.org

All Allen Institute for AI models

Sorted by average benchmark score. Prices are per million tokens and context is measured in tokens.

#	Model	Provider	Context	Input / 1M	Avg score
1	OLMo 2 Instruct	Allen Institute for AI	32768	$3.03	71.7
2	OLMo 2	Allen Institute for AI	65536	$2.99	71.0
3	OLMo 2 Chat	Allen Institute for AI	16384	$2.94	70.6
4	Molmo	Allen Institute for AI	32768	$2.49	68.5
5	Molmo Instruct	Allen Institute for AI	32768	$2.53	68.3
6	OLMo 2 Base	Allen Institute for AI	65536	$2.39	67.4
7	Molmo Chat	Allen Institute for AI	32768	$2.40	66.7
8	Molmo Base	Allen Institute for AI	4096	$2.02	65.0
9	OLMo 2 8B	Allen Institute for AI	4096	$0.64	52.5
10	OLMo 2 7B	Allen Institute for AI	16384	$0.56	51.7
11	Molmo 8B	Allen Institute for AI	32768	$0.44	49.9
12	Molmo 7B	Allen Institute for AI	32768	$0.42	49.3
13	OLMo 2 1.5B	Allen Institute for AI	16384	$0.28	44.0
14	Molmo 1.5B	Allen Institute for AI	8192	$0.21	42.8

Best Allen Institute for AI models

open-weight

OLMo 2 Instruct

OLMo 2 Instruct is a open-weight model from Allen Institute for AI. It offers a 32,768-token context window, costs $3.03 per million input tokens and $14.45 per million output tokens, and averages 71.7 across the index's benchmark suite.

$3.03 in · 32,768 context · 71.7 avg open-weight

OLMo 2

OLMo 2 is a open-weight model from Allen Institute for AI. It offers a 65,536-token context window, costs $2.99 per million input tokens and $11.52 per million output tokens, and averages 71.0 across the index's benchmark suite.

$2.99 in · 65,536 context · 71.0 avg open-weight

OLMo 2 Chat

OLMo 2 Chat is a open-weight model from Allen Institute for AI. It offers a 16,384-token context window, costs $2.94 per million input tokens and $12.06 per million output tokens, and averages 70.6 across the index's benchmark suite.

$2.94 in · 16,384 context · 70.6 avg open-weight

Molmo

Molmo is a open-weight model from Allen Institute for AI. It offers a 32,768-token context window, costs $2.49 per million input tokens and $9.45 per million output tokens, and averages 68.5 across the index's benchmark suite.

$2.49 in · 32,768 context · 68.5 avg open-weight

Molmo Instruct

Molmo Instruct is a open-weight model from Allen Institute for AI. It offers a 32,768-token context window, costs $2.53 per million input tokens and $9.23 per million output tokens, and averages 68.3 across the index's benchmark suite.

$2.53 in · 32,768 context · 68.3 avg

How Allen Institute for AI fits

Allen Institute for AI has 14 models in the index, of which 14 are open weights. The average input price across the lineup is $1.67 per million tokens, and the average output price is $7.05 per million tokens. The strongest model by average benchmark score is olmo-2-instruct.

Use the table above to compare individual models, or open a model page for its full benchmark breakdown. If you are choosing between providers, start with the comparison pages and then check context limits and licence terms.

FAQ

How many Allen Institute for AI models are in the index?

Allen Institute for AI has 14 models in this index, of which 14 are open weights.

What is the cheapest Allen Institute for AI model?

Molmo 1.5B is the cheapest Allen Institute for AI model by input price at $0.21 per million tokens.

What is the best Allen Institute for AI model?

OLMo 2 Instruct has the highest average benchmark score in the Allen Institute for AI lineup at 71.7.

Are Allen Institute for AI models open weights?

14 of the 14 Allen Institute for AI models in this index are open weights. The rest are proprietary.

Where is Allen Institute for AI based?

Allen Institute for AI was founded in 2014 and is headquartered in Seattle, USA.