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Claude 2.1 vs DeepSeek V2.5

Anthropic Claude 2.1 vs DeepSeek DeepSeek V2.5 — side-by-side specs.

Anthropic
Claude 2.1
DeepSeek
DeepSeek V2.5
Overview
CompanyAnthropicDeepSeek
Release dateNov 21 2023Sep 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 285 days before DeepSeek V2.5

Which is better: Claude 2.1 or DeepSeek V2.5?

Claude 2.1 and DeepSeek V2.5 do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Claude 2.1 shipped 285 days before DeepSeek V2.5, so benchmark comparisons should account for the intervening progress.

DeepSeek V2.5 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 V2.5 released?
DeepSeek V2.5 was released by DeepSeek on Sep 2024.
Is Claude 2.1 or DeepSeek V2.5 open source?
DeepSeek V2.5 is an open-source / open-weight model released by DeepSeek. Claude 2.1 is a proprietary model released by Anthropic.

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