DeepSeek Chat vs DeepSeek R1

DeepSeek Chat vs DeepSeek R1: DeepSeek Chat is cheaper by 92% on average. DeepSeek Chat from DeepSeek (131,072-token context, tool calls) vs. DeepSeek R1 from Azure AI Foundry (128,000-token context, reasoning). 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
0131,072
400
08,192
5,000
01,000,000
DeepSeek
$153/mo
Input $0.280/M · Output $0.420/M
Azure AI Foundry
$945/mo
Input $1.35/M · Output $5.40/M
At this workload, DeepSeek Chat is 84% cheaper than DeepSeek R1 — a savings of $792/month ($9,500/year).
Production recipe — Agent Command Center
strategy: cost-optimized
primary:
  model: deepseek-chat
  provider: deepseek
fallback:
  model: deepseek-r1
  provider: azure-ai-foundry
shadow: { sample_rate: 0.05 }   # mirror 5% of traffic to compare quality live
DeepSeek Chat DeepSeek R1
Input price $0.280/M $1.35/M
Output price $0.420/M $5.40/M
Context window 131,072 128,000
Max output 8,192 8,192
Function calling
Vision
Audio input
Reasoning
Prompt caching
Structured output
Pricing verified May 12, 2026 May 12, 2026
Cheaper option
~92% cheaper than DeepSeek R1
Larger context
131,072 tokens
More capabilities
3 of 6 capability flags advertised

Benchmark comparison

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

Chatbot Arena ELOgeneral
DeepSeek Chat
DeepSeek R1
1,361
MATH-500math
DeepSeek Chat
DeepSeek R1
97.3%
MMLUgeneral
DeepSeek Chat
87.1%
DeepSeek R1
90.8%
MATHmath
DeepSeek Chat
90.2%
DeepSeek R1
HumanEvalcode
DeepSeek Chat
82.6%
DeepSeek R1
89.7%
MMLU-Proreasoning
DeepSeek Chat
DeepSeek R1
84.0%
AIME 2024math
DeepSeek Chat
DeepSeek R1
79.8%
GPQA Diamondreasoning
DeepSeek Chat
DeepSeek R1
71.5%
LiveCodeBenchcode
DeepSeek Chat
DeepSeek R1
65.9%
GPQAreasoning
DeepSeek Chat
59.1%
DeepSeek R1
Aider Polyglotcode
DeepSeek Chat
DeepSeek R1
57.0%
SWE-bench Verifiedagent
DeepSeek Chat
DeepSeek R1
49.2%