Claude 3 Sonnet vs GPT-4o
Side-by-side pricing and cost comparison for AI coding projects.
Claude 3 Sonnet
AnthropicFirst generation Sonnet. Balanced performance for general tasks.
| Input | $3.00/M |
| Output | $15.00/M |
| Context | 200K tokens |
| Best For | General-purpose coding and reasoning |
GPT-4o
OpenAIOpenAI's flagship multimodal model. Strong coding and reasoning at competitive pricing.
| Input | $2.50/M |
| Output | $10.00/M |
| Context | 128K tokens |
| Best For | General coding, multimodal tasks, chatbots |
Cost Comparison by Scenario
| Scenario | Claude 3 Sonnet | GPT-4o | Savings |
|---|---|---|---|
| Small Script (1K lines) | $0.55 | $0.41 | GPT-4o saves $0.15 (27%) |
| Medium Feature (10K lines) | $4.05 | $3.06 | GPT-4o saves $0.99 (24%) |
| Large Project (50K lines) | $20.25 | $15.31 | GPT-4o saves $4.94 (24%) |
| Code Review (5K lines) | $0.90 | $0.78 | GPT-4o saves $0.12 (13%) |
Verdict
GPT-4o is cheaper at $2.50/M input vs $3.00/M for Claude 3 Sonnet.
For a typical medium feature project, GPT-4o costs $3.06 compared to $4.05 for Claude 3 Sonnet.
However, Claude 3 Sonnet may offer general-purpose coding and reasoning — choose based on your specific needs.
Compare with Other Models
Claude Sonnet 4
AnthropicAnthropic's balanced model for coding and general tasks. Best price-performance ratio in the Claude family.
Claude Opus 4
AnthropicAnthropic's most powerful model. Best for complex reasoning and challenging coding tasks.
Claude 3.5 Sonnet
AnthropicPrevious generation Sonnet. Still excellent for coding tasks at the same price point.
Claude 3.5 Haiku
AnthropicFast, cost-effective model for high-volume tasks. Great for code review and simple queries.
Claude 3 Opus
AnthropicFirst generation Opus. Highest reasoning capability in the Claude 3 family.
Claude 3 Haiku
AnthropicCheapest Claude model. Fast responses for simple tasks and basic coding.