Head-to-Head Comparison

GPT-4o vs DeepSeek R1

Quick answer: GPT-4o leads this head-to-head in 2026, scoring 95 on the Hyland Score against DeepSeek R1's 93. It scores higher on the Hyland Score (95 vs 93). Choose DeepSeek R1 instead if you need self-hosting or open source is a hard requirement or your work fits the "Open Weights" category better.

HIGHER SCORE

GPT-4o

OpenAI

95HYLAND SCORE

General-purpose reasoning and coding

Try GPT-4o

DeepSeek R1

DeepSeek

93HYLAND SCORE

Open-weight reasoning that rivals the frontier.

Try DeepSeek R1

Spec-by-spec

SPEC

GPT-4O

DEEPSEEK R1

Hyland Score

Category

Proprietary API

Open Weights

Pricing

Freemium

Open Source

Open source

Yes

Self-hostable

Yes

Best for

General-purpose reasoning and coding

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Context window

128K tokens

API pricing

$5/1M input tokens

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Hosting

OpenAI API, Azure OpenAI

—

License

Proprietary

MIT

Free tier

Limited: $5/mo credit

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Parameters

—

671B MoE (37B active)

Self-hostable

—

Yes

GPT-4o: strengths & weaknesses

Higher Hyland Score (95 vs 93)
Freemium pricing lowers the cost of getting started
Closed source — you depend on the vendor
No self-hosting — data leaves your infrastructure
Narrower feature set than the alternative

DeepSeek R1: strengths & weaknesses

Open source — inspect, modify, and self-host freely
Self-hostable — full data control, no vendor lock-in
Open Source pricing lowers the cost of getting started
Broader feature set out of the box
Lower Hyland Score (93 vs 95)

The Verdict

Choose GPT-4o for most teams

GPT-4o comes out ahead because it scores higher on the Hyland Score (95 vs 93).

Choose DeepSeek R1 instead if you need self-hosting or open source is a hard requirement or your work fits the "Open Weights" category better.

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GPT-4o vs DeepSeek R1: FAQ

Which is better, GPT-4o or DeepSeek R1?

Based on the Hyland Score, GPT-4o leads with 95 vs 93, because it scores higher on the Hyland Score (95 vs 93). However, Choose DeepSeek R1 instead if you need self-hosting or open source is a hard requirement or your work fits the "Open Weights" category better.

Is GPT-4o free to use?

GPT-4o uses a Freemium pricing model. It is not open source. It cannot be self-hosted.

Is DeepSeek R1 free to use?

DeepSeek R1 uses a Open Source pricing model. It is open source. It can be self-hosted.

Can I use GPT-4o and DeepSeek R1 together?

Yes — many teams combine them. GPT-4o strengths: api, proprietary. DeepSeek R1 strengths: self-host, reasoning, mit license. Evaluate both against your actual workload before standardizing on one.