Deep Cogito

DCogito v2.1 671BAPI

Cogito v2.1 671B MoE represents one of the strongest open models globally, matching performance of frontier closed and open models.

Context window
128K
tokens
Input price
$1.25
per M tokens
Output price
$1.25
per M tokens
Provider
Deep Cogito

Prices update automatically — checked hourly against provider list prices.

See open-source alternatives → Compare all model prices

Benchmarks & performance

Independent benchmark scores for Cogito v2.1 671B, measured by Artificial Analysis. Higher is better. Measurement mode: Reasoning.

Math index72.7
GPQA76.8%
MMLU-Pro84.9%
Humanity's Last Exam11%
Long Context Reasoning21.7%
LiveCodeBench68.8%
SciCode41%
AIME 202572.7%
IFBench46.3%
Terminal-Bench Hard16.7%
💰 Blended price$1.25 / 1M tokens
Benchmark data by Artificial Analysis

About this model

Cogito v2.1 671B is a commercial AI model by Deep Cogito. The specifications below are tracked automatically: pricing is refreshed hourly from public list prices, so the numbers on this page reflect the current cost of using the model through its API.

Frequently asked questions

What is Cogito v2.1 671B?

Cogito v2.1 671B is an AI language model from Deep Cogito. It is a proprietary model, available through an API.

Is Cogito v2.1 671B free?

Cogito v2.1 671B is not free: it costs $1.25 per million input tokens and $1.25 per million output tokens. Open-weight alternatives can be self-hosted at no per-token cost.

What is Cogito v2.1 671B good at?

Independent benchmarks from Artificial Analysis give it GPQA 76.8%, MMLU-Pro 84.9%, Humanity's Last Exam 11%, Long Context Reasoning 21.7%, LiveCodeBench 68.8%, SciCode 41%, AIME 2025 72.7%, IFBench 46.3%, Terminal-Bench Hard 16.7%. It is particularly used for mathematical reasoning.

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