Price Per TokenPrice Per Token
Anthropic
Anthropic
vs
OpenAI
OpenAI

Claude 3.5 Sonnet vs ChatGPT-4o

A detailed comparison of pricing, benchmarks, and capabilities

108 out of our 483 tracked models have had a price change in March.

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Key Takeaways

Claude 3.5 Sonnet wins:

  • Cheaper input tokens
  • Larger context window
  • Better at coding

ChatGPT-4o wins:

  • Higher intelligence benchmark
  • Better at math
Price Advantage
Claude 3.5 Sonnet
Benchmark Advantage
ChatGPT-4o
Context Window
Claude 3.5 Sonnet
Speed
N/A

Pricing Comparison

Price Comparison

MetricClaude 3.5 SonnetChatGPT-4oWinner
Input (per 1M tokens)$3.00$5.00 Claude 3.5 Sonnet
Output (per 1M tokens)$15.00$15.00Tie
Cache Read (per 1M)$0.60N/A Claude 3.5 Sonnet
Cache Write (per 1M)$7.50N/A Claude 3.5 Sonnet
Using a 3:1 input/output ratio, Claude 3.5 Sonnet is 20% cheaper overall.

Claude 3.5 Sonnet Providers

No provider data available

ChatGPT-4o Providers

No provider data available

Benchmark Comparison

8
Benchmarks Compared
1
Claude 3.5 Sonnet Wins
5
ChatGPT-4o Wins

Benchmark Scores

BenchmarkClaude 3.5 SonnetChatGPT-4oWinner
Intelligence Index
Overall intelligence score
15.918.6
Coding Index
Code generation & understanding
30.2--
Math Index
Mathematical reasoning
-25.7-
MMLU Pro
Academic knowledge
77.280.3
GPQA
Graduate-level science
59.965.5
LiveCodeBench
Competitive programming
38.142.5
Aider
Real-world code editing
84.272.2
AIME
Competition math
15.732.7
Claude 3.5 Sonnet significantly outperforms in coding benchmarks.

Cost vs Quality

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Claude 3.5 Sonnet
Other models

Context & Performance

Context Window

Claude 3.5 Sonnet
200,000
tokens
ChatGPT-4o
128,000
tokens
Claude 3.5 Sonnet has a 36% larger context window.

Speed Performance

MetricClaude 3.5 SonnetChatGPT-4oWinner
Tokens/second0.0 tok/s0.0 tok/s
Time to First Token0.00s0.00s

Capabilities

Feature Comparison

FeatureClaude 3.5 SonnetChatGPT-4o
Vision (Image Input)
Tool/Function Calls
Reasoning Mode
Audio Input
Audio Output
PDF Input
Prompt Caching
Web Search

License & Release

PropertyClaude 3.5 SonnetChatGPT-4o
LicenseProprietaryProprietary
AuthorAnthropicOpenAI
ReleasedOct 2024Unknown

Claude 3.5 Sonnet Modalities

Input
textimagefile
Output
text

ChatGPT-4o Modalities

Input
Output

Related Comparisons

Compare Claude 3.5 Sonnet with:

Compare ChatGPT-4o with:

Frequently Asked Questions

Claude 3.5 Sonnet has cheaper input pricing at $3.00/M tokens. Claude 3.5 Sonnet has cheaper output pricing at $15.00/M tokens.
Claude 3.5 Sonnet scores higher on coding benchmarks with a score of 30.2, compared to ChatGPT-4o's score of N/A.
Claude 3.5 Sonnet has a 200,000 token context window, while ChatGPT-4o has a 128,000 token context window.
Claude 3.5 Sonnet supports vision. ChatGPT-4o supports vision.