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Claude 2.1 vs DeepSeek-R1-Lite Preview

Anthropic Claude 2.1 vs DeepSeek DeepSeek-R1-Lite Preview — side-by-side specs.

Anthropic
Claude 2.1
DeepSeek
DeepSeek-R1-Lite Preview
Overview
CompanyAnthropicDeepSeek
Release dateNov 21 2023Nov 20 2024
Model type
Open sourceNoYes
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapClaude 2.1 shipped 365 days before DeepSeek-R1-Lite Preview

Which is better: Claude 2.1 or DeepSeek-R1-Lite Preview?

Claude 2.1 and DeepSeek-R1-Lite Preview do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Claude 2.1 shipped 365 days before DeepSeek-R1-Lite Preview, so benchmark comparisons should account for the intervening progress.

DeepSeek-R1-Lite Preview is an open-source / open-weight model; Claude 2.1 is proprietary.

Direct benchmark comparisons are unavailable — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

Frequently asked questions

When was Claude 2.1 released?
Claude 2.1 was released by Anthropic on Nov 21 2023.
When was DeepSeek-R1-Lite Preview released?
DeepSeek-R1-Lite Preview was released by DeepSeek on Nov 20 2024.
Is Claude 2.1 or DeepSeek-R1-Lite Preview open source?
DeepSeek-R1-Lite Preview is an open-source / open-weight model released by DeepSeek. Claude 2.1 is a proprietary model released by Anthropic.

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