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Claude Sonnet 4 vs o3 Mini (batch)

Claude Sonnet 4

Anthropic

74#124
vs
o3 Mini (batch)

OpenAI

74#126
Signal-by-Signal Comparison
SignalClaude Sonnet 4Deltao3 Mini (batch)
Capabilities
83
--
83
Benchmarks
75
-13
88
Pricing
85
-13
98
Context window size
95
+11
84
Recency
47
+20
27
Output Capacity
77
-3
80
Overall Result
2 wins
of 6
3 wins
o3 Mini (batch) wins 3 of 6 signals

Score History

Score History (29 data points)
Claude Sonnet 4o3 Mini (batch)
Claude Sonnet 4

74.4

current score

Leader

Claude Sonnet 4

right now

o3 Mini (batch)

74.3

current score

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

Claude Sonnet 4

Anthropic

Per request$0.010500
Daily$35.00
Monthly$1050.00
Annual$12600.00

o3 Mini (batch)

OpenAI

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

o3 Mini (batch) saves you $885.00/month

That's $10620.00/year compared to Claude Sonnet 4 at your current usage level of 100K calls/month.

84% cheaper
Choose o3 Mini (batch) for cost optimization

Claude Sonnet 4 pricing:
Input:$3.00/M tokens
Output:$15.00/M tokens
o3 Mini (batch) pricing:
Input:$0.55/M tokens
Output:$2.20/M tokens
Winner
Claude Sonnet 4

Anthropic

74

Composite Score

o3 Mini (batch)

OpenAI

74

Composite Score

Signal-by-Signal Comparison
MetricClaude Sonnet 4o3 Mini (batch)Winner
Overall Score
74
74
Claude Sonnet 4
Rank#124#126
Claude Sonnet 4
Quality Rank#124#126
Claude Sonnet 4
Adoption Rank#124#126
Claude Sonnet 4
Parameters------
Context Window1000K200K
Claude Sonnet 4
Pricing$3.00/$15.00/M$0.55/$2.20/M--
Signal Scores
Capabilities
83
83
Claude Sonnet 4
Benchmarks
75
88
o3 Mini (batch)
Pricing
85
98
o3 Mini (batch)
Context window size
95
84
Claude Sonnet 4
Recency
47
27
Claude Sonnet 4
Output Capacity
77
80
o3 Mini (batch)
Benchmark Head-to-Head(13 benchmarks)
Claude Sonnet: 1o3 Mini: 11
Claude Sonnet
o3 Mini
Normalized 0-100%
MMLU
89.5%92.3%
MMLU-Pro
83.7%85.8%
GPQA Diamond
75.4%87.7%
MATH-500
81.4%99%
HumanEval
93.8%97%
SWE-bench Verified
72.7%71.7%
AIME 2024
58%96.7%
IFEval
90.8%92%
BBH
87%93%
Arena Elo
13871415
LiveBench
67%74.8%
HLE
5.52%30.1%
BigCodeBench
32.4%-
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.

Claude Sonnet 4Strong Performer

Scores 74/100 (rank #124), placing it in the top 58% of all 290 models tracked.

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

Scores 74/100 (rank #126), placing it in the top 57% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100

With only a 0-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 Claude Sonnet 4 when you need:

  • Processing long documents or large codebases (1000K token context)
  • Multimodal workflows that require image understanding
  • Step-by-step reasoning and chain-of-thought problem solving

Choose o3 Mini (batch) when you need:

  • High-volume production workloads where API costs must be minimized
  • Step-by-step reasoning and chain-of-thought problem solving
Cost-Performance Analysis
Claude Sonnet 4
Input cost$3.00/M tokens
Output cost$15.00/M tokens
Cost per quality point$0.242
Est. monthly (1M tokens/day)$270.00
o3 Mini (batch)Best Value
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

o3 Mini (batch) offers 85% better value per quality point. At 1M tokens/day, you'd spend $41.25/month with o3 Mini (batch) vs $270.00/month with Claude Sonnet 4 - a $228.75 monthly difference.

Latency & Speed
Claude Sonnet 4Faster
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

Claude Sonnet 4

Customer support chatbot

Suitable for user-facing chat with competitive response times. o3 Mini (batch) also offers lower per-token costs for high-volume support

Claude Sonnet 4

Long document analysis

Larger context window (1000K tokens) can process longer documents, contracts, and research papers in a single pass

Claude Sonnet 4

Batch data extraction

Lower output pricing ($2.20/M) reduces costs when processing thousands of records daily

o3 Mini (batch)

Creative writing & content

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

Claude Sonnet 4

Image understanding & OCR

Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly

Claude Sonnet 4
Which Should You Choose?
Our recommendation:
Claude Sonnet 4

Claude Sonnet 4 and o3 Mini (batch) are extremely close in overall performance (only 0.10000000000000853 points apart). Your best choice depends entirely on which specific strengths matter most for your use case.

Claude Sonnet 4
Recommended

by Anthropic

  • Choose for Quality - Marginally better benchmark scores; both are excellent
  • 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

by OpenAI

  • Choose for Cost - 85% lower pricing; better value at scale
Capability Comparison
CapabilityClaude Sonnet 4o3 Mini (batch)
Vision (Image Input)differs
Function Calling
Streaming
JSON Modediffers
Reasoning
Web Search
Image Output
Monthly Cost Calculator
1,000tokens (600 in / 400 out)
100requests/day (3,000/month)

Claude Sonnet 4

Anthropic

$23.40
estimated monthly cost

o3 Mini (batch)

OpenAI

Best Value
$3.63
estimated monthly cost

o3 Mini (batch) saves you $19.77/month

That's 84% cheaper than Claude Sonnet 4 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
ParameterClaude Sonnet 4o3 Mini (batch)
Context Window1M200K
Max Output Tokens64,000100,000
Open SourceNoNo
CreatedMay 22, 2025Jan 31, 2025
Last updated: 46m ago

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