SummitGovOnline

DeepSeek R1 vs OpenAI o3

Side-by-side comparison of pricing, capabilities, benchmarks, and use case fit.

D

DeepSeek R1

DeepSeek

Overall 77
reasoning
View model →
O

OpenAI o3

OpenAI

Overall 88
reasoning
View model →

Capability radar

Normalized coding, reasoning, writing, vision, context, and value

CodingReasoningWritingVisionContextValue
DeepSeek R1OpenAI o3
Comparison of DeepSeek R1 vs OpenAI o3
MetricDeepSeek R1OpenAI o3
Input Price / 1M$0.55$10.00
Output Price / 1M$2.19$40.00
Combined Price / 1M$2.74$50.00
Context Window64,000200,000
Coding Score9495
Reasoning Score9597
Vision Score3570
AudioNoNo
StreamingYesYes
Function CallingYesYes
Latency Tierreasoningreasoning
Release Date1/20/20254/16/2025

DeepSeek R1 — Strengths & Weaknesses

Strengths

  • Reasoning at low cost
  • Open weights available

Weaknesses

  • No vision
  • Slower inference
  • 64K context

OpenAI o3 — Strengths & Weaknesses

Strengths

  • Frontier reasoning
  • Vision in reasoning mode

Weaknesses

  • Very expensive
  • Slow inference

Use Case Verdicts

Coding

OpenAI o3

OpenAI o3 scores 95 vs 94 on coding benchmarks.

General Chat

OpenAI o3

OpenAI o3 leads on writing quality (90 vs 82).

Long Context

OpenAI o3

OpenAI o3 offers 200K tokens vs 64K.

Cost Efficiency

DeepSeek R1

DeepSeek R1 is cheaper at $2.74/M combined vs $50.00/M.

Enterprise Use

OpenAI o3

OpenAI o3 combines strong reasoning, tooling, and context for enterprise workloads.

Agent Workflows

OpenAI o3

OpenAI o3 is better suited for agentic workflows with tool use and coding capability.