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Claude Opus 4.6 (batch) vs GPT-5.5

vs
GPT-5.5

OpenAI

93#13
Signal-by-Signal Comparison
SignalClaude Opus 4.6 (batch)DeltaGPT-5.5
Capabilities
100
--
100
Benchmarks
87
-6
93
Pricing
88
+18
70
Context window size
95
0
96
Recency
99
-1
100
Output Capacity
85
--
85
Overall Result
1 wins
of 6
3 wins
GPT-5.5 wins 3 of 6 signals

Score History

Score History (16 data points)
Claude Opus 4.6 (batch)GPT-5.5
Claude Opus 4.6 (batch)

90.4

current score

Leader

GPT-5.5

right now

GPT-5.5

92.7

current score

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

Claude Opus 4.6 (batch)

Anthropic

Best Value
Per request$0.008750
Daily$29.17
Monthly$875.00
Annual$10500.00

GPT-5.5

OpenAI

Per request$0.020000
Daily$66.67
Monthly$2000.00
Annual$24000.00

Claude Opus 4.6 (batch) saves you $1125.00/month

That's $13500.00/year compared to GPT-5.5 at your current usage level of 100K calls/month.

56% cheaper
Choose Claude Opus 4.6 (batch) for cost optimization

Claude Opus 4.6 (batch) pricing:
Input:$2.50/M tokens
Output:$12.50/M tokens
GPT-5.5 pricing:
Input:$5.00/M tokens
Output:$30.00/M tokens
Claude Opus 4.6 (batch)

Anthropic

90

Composite Score

Winner
GPT-5.5

OpenAI

93

Composite Score

Signal-by-Signal Comparison
MetricClaude Opus 4.6 (batch)GPT-5.5Winner
Overall Score
90
93
GPT-5.5
Rank#31#13
GPT-5.5
Quality Rank#31#13
GPT-5.5
Adoption Rank#31#13
GPT-5.5
Parameters------
Context Window1000K1050K
GPT-5.5
Pricing$2.50/$12.50/M$5.00/$30.00/M--
Signal Scores
Capabilities
100
100
Claude Opus 4.6 (batch)
Benchmarks
87
93
GPT-5.5
Pricing
88
70
Claude Opus 4.6 (batch)
Context window size
95
96
GPT-5.5
Recency
99
100
GPT-5.5
Output Capacity
85
85
Claude Opus 4.6 (batch)
Benchmark Head-to-Head(13 benchmarks)
Claude Opus: 1GPT-5.5: 4
Claude Opus
GPT-5.5
Normalized 0-100%
MMLU
92.1%92.4%
MMLU-Pro
82.5%-
GPQA Diamond
88.4%93.6%
MATH-500
90.5%-
HumanEval
96%-
SWE-bench Verified
83.7%88.7%
AIME 2024
78%-
IFEval
92.8%-
BBH
91.5%-
Arena Elo
15031475
LiveBench
78.5%-
HLE
38.2%41.4%
BigCodeBench
72.1%-
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.

Claude Opus 4.6 (batch)Elite Tier

Scores 90/100 (rank #31), placing it in the top 90% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100
GPT-5.5Elite Tier

Scores 93/100 (rank #13), placing it in the top 96% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100

With only a 2-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 Opus 4.6 (batch) when you need:

  • High-volume production workloads where API costs must be minimized
  • Step-by-step reasoning and chain-of-thought problem solving

Choose GPT-5.5 when you need:

  • Step-by-step reasoning and chain-of-thought problem solving
Cost-Performance Analysis
Claude Opus 4.6 (batch)Best Value
Input cost$2.50/M tokens
Output cost$12.50/M tokens
Cost per quality point$0.166
Est. monthly (1M tokens/day)$225.00
GPT-5.5
Input cost$5.00/M tokens
Output cost$30.00/M tokens
Cost per quality point$0.378
Est. monthly (1M tokens/day)$525.00

Claude Opus 4.6 (batch) offers 57% better value per quality point. At 1M tokens/day, you'd spend $225.00/month with Claude Opus 4.6 (batch) vs $525.00/month with GPT-5.5 - a $300.00 monthly difference.

Latency & Speed
Claude Opus 4.6 (batch)Faster
Speed score0/100
GPT-5.5
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 Opus 4.6 (batch)

Customer support chatbot

Suitable for user-facing chat with competitive response times. Claude Opus 4.6 (batch) also offers lower per-token costs for high-volume support

Claude Opus 4.6 (batch)

Long document analysis

Larger context window (1050K tokens) can process longer documents, contracts, and research papers in a single pass

GPT-5.5

Batch data extraction

Lower output pricing ($12.50/M) reduces costs when processing thousands of records daily

Claude Opus 4.6 (batch)

Creative writing & content

Higher overall composite score (93/100) correlates with better nuance, coherence, and style in long-form content

GPT-5.5

Image understanding & OCR

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

Claude Opus 4.6 (batch)
Which Should You Choose?
Our recommendation:
GPT-5.5

Claude Opus 4.6 (batch) and GPT-5.5 are extremely close in overall performance (only 2.299999999999997 points apart). Your best choice depends entirely on which specific strengths matter most for your use case.

by Anthropic

  • Choose for Quality - Marginally better benchmark scores; both are excellent
  • Choose for Cost - 57% 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
GPT-5.5
Recommended

by OpenAI

Consider for specialized use cases.

Capability Comparison
CapabilityClaude Opus 4.6 (batch)GPT-5.5
Vision (Image Input)
Function Calling
Streaming
JSON Mode
Reasoning
Web Search
Image Output
Monthly Cost Calculator
1,000tokens (600 in / 400 out)
100requests/day (3,000/month)

Claude Opus 4.6 (batch)

Anthropic

Best Value
$19.50
estimated monthly cost

GPT-5.5

OpenAI

$45.00
estimated monthly cost

Claude Opus 4.6 (batch) saves you $25.50/month

That's 57% cheaper than GPT-5.5 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 Opus 4.6 (batch)GPT-5.5
Context Window1M1.1M
Max Output Tokens128,000128,000
Open SourceNoNo
CreatedFeb 4, 2026Apr 24, 2026
Last updated: 37m ago

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