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DeepSeek V3.1 vs o3 Mini (batch)

DeepSeek V3.1

DeepSeek

73#107
vs
o3 Mini (batch)

OpenAI

74#105
Signal-by-Signal Comparison
SignalDeepSeek V3.1Deltao3 Mini (batch)
Capabilities
67
-17
83
Pricing
99
+1
98
Context window size
83
-1
84
Recency
51
+37
15
Output Capacity
83
+3
80
Benchmarks
0
-88
88
Overall Result
3 wins
of 6
3 wins
It's a tie - both models win 3 signals each

Score History

Score History (39 data points)
DeepSeek V3.1o3 Mini (batch)
DeepSeek V3.1

73.3

current score

Leader

o3 Mini (batch)

right now

o3 Mini (batch)

74.3

current score

LMMarketCap.com
Interactive Price Comparison
100Kcalls/month
1,000tokens (~1,333 chars)
500tokens (~667 chars)

DeepSeek V3.1

DeepSeek

Best Value
Per request$0.000725
Daily$2.42
Monthly$72.50
Annual$870.00

o3 Mini (batch)

OpenAI

Per request$0.001650
Daily$5.50
Monthly$165.00
Annual$1980.00

DeepSeek V3.1 saves you $92.50/month

That's $1110.00/year compared to o3 Mini (batch) at your current usage level of 100K calls/month.

56% cheaper
Choose DeepSeek V3.1 for cost optimization

DeepSeek V3.1 pricing:
Input:$0.25/M tokens
Output:$0.95/M tokens
o3 Mini (batch) pricing:
Input:$0.55/M tokens
Output:$2.20/M tokens
DeepSeek V3.1

DeepSeek

73

Composite Score

Winner
o3 Mini (batch)

OpenAI

74

Composite Score

Signal-by-Signal Comparison
MetricDeepSeek V3.1o3 Mini (batch)Winner
Overall Score
73
74
o3 Mini (batch)
Rank#107#105
o3 Mini (batch)
Quality Rank#107#105
o3 Mini (batch)
Adoption Rank#107#105
o3 Mini (batch)
Parameters------
Context Window164K200K
o3 Mini (batch)
Pricing$0.25/$0.95/M$0.55/$2.20/M--
Signal Scores
Capabilities
67
83
o3 Mini (batch)
Pricing
99
98
DeepSeek V3.1
Context window size
83
84
o3 Mini (batch)
Recency
51
15
DeepSeek V3.1
Output Capacity
83
80
DeepSeek V3.1
Benchmarks--
88
o3 Mini (batch)
Benchmark Head-to-Head(14 benchmarks)
DeepSeek V3.1: 2o3 Mini: 9
DeepSeek V3.1
o3 Mini
Normalized 0-100%
MMLU
88.5%86.9%
MMLU-Pro
75.9%82.5%
GPQA Diamond
59.1%79.7%
MATH-500
90.2%97.9%
HumanEval
82.6%-
SWE-bench Verified
42%49.3%
AIME 2024
39.2%87.3%
GSM8K
96.7%-
IFEval
87.1%90.2%
BBH
87.5%88.5%
Arena Elo
13181371
LiveBench
60.4%71.5%
HLE
-20.3%
BigCodeBench
50%33.1%
Benchmark Interpretation

Our score (0-100) is driven by benchmark performance (90%) from Arena Elo ratings, MMLU, GPQA, HumanEval, SWE-bench, and 15+ standardized evaluations. Capabilities and context window serve as tiebreakers (10%). Learn more about our methodology.

DeepSeek V3.1Strong Performer

Scores 73/100 (rank #107), placing it in the top 63% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100
o3 Mini (batch)Strong Performer

Scores 74/100 (rank #105), placing it in the top 64% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100

With only a 1-point gap, these models are in the same performance tier. The practical difference in output quality is minimal - your choice should depend on pricing, latency requirements, and specific feature needs.

When to Use Each Model

Choose DeepSeek V3.1 when you need:

  • High-volume production workloads where API costs must be minimized
  • Step-by-step reasoning and chain-of-thought problem solving
  • Self-hosted deployments where you need full control over the model

Choose o3 Mini (batch) when you need:

  • Step-by-step reasoning and chain-of-thought problem solving
Cost-Performance Analysis
DeepSeek V3.1Best Value
Input cost$0.25/M tokens
Output cost$0.95/M tokens
Cost per quality point$0.016
Est. monthly (1M tokens/day)$18.00
o3 Mini (batch)
Input cost$0.55/M tokens
Output cost$2.20/M tokens
Cost per quality point$0.037
Est. monthly (1M tokens/day)$41.25

DeepSeek V3.1 offers 56% better value per quality point. At 1M tokens/day, you'd spend $18.00/month with DeepSeek V3.1 vs $41.25/month with o3 Mini (batch) - a $23.25 monthly difference.

Latency & Speed
DeepSeek V3.1Faster
Speed score0/100
o3 Mini (batch)
Speed score0/100

Both models have comparable response speeds. For most applications, the latency difference is negligible.

When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.

Example Use Cases

Code generation & review

Based on overall model capabilities and architecture for coding tasks like generating functions, debugging, and refactoring

DeepSeek V3.1

Customer support chatbot

Suitable for user-facing chat with competitive response times. DeepSeek V3.1 also offers lower per-token costs for high-volume support

DeepSeek V3.1

Long document analysis

Larger context window (200K tokens) can process longer documents, contracts, and research papers in a single pass

o3 Mini (batch)

Batch data extraction

Lower output pricing ($0.95/M) reduces costs when processing thousands of records daily

DeepSeek V3.1

Creative writing & content

Higher overall composite score (74/100) correlates with better nuance, coherence, and style in long-form content

o3 Mini (batch)
Which Should You Choose?
Our recommendation:
o3 Mini (batch)

DeepSeek V3.1 and o3 Mini (batch) are extremely close in overall performance (only 1 points apart). Your best choice depends entirely on which specific strengths matter most for your use case.

by DeepSeek

  • Choose for Quality - Marginally better benchmark scores; both are excellent
  • Choose for Cost - 56% lower pricing; better value at scale
  • Choose for Reliability - Higher uptime and faster response speeds
  • Choose for Prototyping - Stronger community support and better developer experience
  • Choose for Production - Wider enterprise adoption and proven at scale
o3 Mini (batch)
Recommended

by OpenAI

Consider for specialized use cases.

Capability Comparison
CapabilityDeepSeek V3.1o3 Mini (batch)
Vision (Image Input)
Function Calling
Streaming
JSON Mode
Reasoning
Web Searchdiffers
Image Output
Monthly Cost Calculator
1,000tokens (600 in / 400 out)
100requests/day (3,000/month)

DeepSeek V3.1

DeepSeek

Best Value
$1.59
estimated monthly cost

o3 Mini (batch)

OpenAI

$3.63
estimated monthly cost

DeepSeek V3.1 saves you $2.04/month

That's 56% cheaper than o3 Mini (batch) at 1,000 tokens/request and 100 requests/day.

Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.

Parameters & Context
ParameterDeepSeek V3.1o3 Mini (batch)
Context Window164K200K
Max Output Tokens147,456100,000
Open SourceYesNo
CreatedAug 21, 2025Jan 31, 2025
Last updated: 19m ago

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