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Claude 3.7 Sonnet vs DeepSeek V3 Chat

2 vs 0 benchmarks won

Anthropic
Claude 3.7 Sonnet
DeepSeek
DeepSeek V3 Chat
Overview
CompanyAnthropicDeepSeek
Release dateFeb 24 2025Dec 2024
Model type
Open sourceNoYes
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
68%
Software engineering
SWE-Bench Verified
62.3%
Multimodal understanding
MMMU
Timeline
Release gapDeepSeek V3 Chat shipped 85 days before Claude 3.7 Sonnet

Which is better: Claude 3.7 Sonnet or DeepSeek V3 Chat?

Claude 3.7 Sonnet leads DeepSeek V3 Chat on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). DeepSeek V3 Chat shipped 85 days before Claude 3.7 Sonnet, so benchmark comparisons should account for the intervening progress.

DeepSeek V3 Chat is an open-source / open-weight model; Claude 3.7 Sonnet 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 3.7 Sonnet released?
Claude 3.7 Sonnet was released by Anthropic on Feb 24 2025.
When was DeepSeek V3 Chat released?
DeepSeek V3 Chat was released by DeepSeek on Dec 2024.
Is Claude 3.7 Sonnet or DeepSeek V3 Chat open source?
DeepSeek V3 Chat is an open-source / open-weight model released by DeepSeek. Claude 3.7 Sonnet is a proprietary model released by Anthropic.

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