DeepSeek R1 vs GPT-5 mini

DeepSeek R1 vs GPT-5 mini: GPT-5 mini is cheaper by 81% on average. DeepSeek R1 from Azure AI Foundry (128,000-token context, reasoning) vs. GPT-5 mini from OpenAI (272,000-token context, reasoning, tool calls). Use Agent Command Center to A/B both in shadow mode and pick the winner per workload.

Side-by-side cost

Live workload comparison

Same workload run through both models. The cheaper one is highlighted.

3,000
0272,000
400
0128,000
5,000
01,000,000
Azure AI Foundry
$945/mo
Input $1.35/M · Output $5.40/M
GPT-5 miniCheaper
OpenAI
$236/mo
Input $0.250/M · Output $2.00/M
At this workload, GPT-5 mini is 75% cheaper than DeepSeek R1 — a savings of $709/month ($8,510/year).
Production recipe — Agent Command Center
strategy: cost-optimized
primary:
  model: gpt-5-mini
  provider: openai
fallback:
  model: deepseek-r1
  provider: azure-ai-foundry
shadow: { sample_rate: 0.05 }   # mirror 5% of traffic to compare quality live
DeepSeek R1 GPT-5 mini
Input price $1.35/M $0.250/M
Output price $5.40/M $2.00/M
Context window 128,000 272,000
Max output 8,192 128,000
Function calling
Vision
Audio input
Reasoning
Prompt caching
Structured output
Pricing verified May 12, 2026 May 12, 2026
Cheaper option
~81% cheaper than DeepSeek R1
Larger context
272,000 tokens
More capabilities
5 of 6 capability flags advertised

Benchmark comparison

Side-by-side public benchmark scores. Greener bar = winner.

Chatbot Arena ELOgeneral
DeepSeek R1
1,361
GPT-5 mini
1,395
MATH-500math
DeepSeek R1
97.3%
GPT-5 mini
HumanEvalcode
DeepSeek R1
89.7%
GPT-5 mini
93.5%
AIME 2024math
DeepSeek R1
79.8%
GPT-5 mini
91.1%
MMLUgeneral
DeepSeek R1
90.8%
GPT-5 mini
MMLU-Proreasoning⚠ different settings
DeepSeek R1
84.0%
GPT-5 mini
82.0%
GPQA Diamondreasoning
DeepSeek R1
71.5%
GPT-5 mini
78.4%
SWE-bench Verifiedagent
DeepSeek R1
49.2%
GPT-5 mini
68.0%
LiveCodeBenchcode
DeepSeek R1
65.9%
GPT-5 mini
Aider Polyglotcode
DeepSeek R1
57.0%
GPT-5 mini