Comparison
Claude Sonnet 5 vs GPT-5.4 mini
Claude Sonnet 5 charges 63% more per input token than GPT-5.4 mini. On generated (output) tokens, Claude Sonnet 5 costs 55% more than GPT-5.4 mini. Claude Sonnet 5 accepts more context per request than GPT-5.4 mini.
| Field | Claude Sonnet 5 | GPT-5.4 mini |
|---|---|---|
| Provider | Anthropic | OpenAI |
| Context window | 1M | 400K |
| Max output | 128K | 128K |
| Input / 1M | $2.00 | $0.7563% cheaper |
| Output / 1M | $10.00 | $4.5055% cheaper |
| Cached input / 1M | $0.20 | $0.07563% cheaper |
| Batch discount | 50% | 50% |
| Release date | — | 2026-03-17 |
Worked cost examples
Estimated monthly cost on three common usage shapes
| Workload | Claude Sonnet 5 | GPT-5.4 mini |
|---|---|---|
Chatbot 800 input / 200 output tokens per request, 100,000 requests/month | $360.00 | $150.00cheaper |
RAG pipeline 6,000 input / 700 output tokens per request, 30,000 requests/month | $570.00 | $229.50cheaper |
Batch summarization 20,000 input / 1,500 output tokens per request, 5,000 requests/month | $275.00 | $108.75cheaper |
Claude Sonnet 5 vs GPT-5.4 mini FAQ
- Is Claude Sonnet 5 cheaper than GPT-5.4 mini?
- Claude Sonnet 5 costs $2.00 per 1M input tokens versus $0.75 for GPT-5.4 mini — GPT-5.4 mini is 167% cheaper per input token.
- Which is cheaper for output tokens, Claude Sonnet 5 or GPT-5.4 mini?
- Claude Sonnet 5 charges $10.00 per 1M output tokens; GPT-5.4 mini charges $4.50 per 1M output tokens.
- Which has the larger context window, Claude Sonnet 5 or GPT-5.4 mini?
- Claude Sonnet 5 does, with a 1,000,000-token context window.
- Do Claude Sonnet 5 and GPT-5.4 mini offer cache pricing?
- Claude Sonnet 5 discounts cached input to $0.20 per 1M tokens. GPT-5.4 mini discounts cached input to $0.075 per 1M tokens.
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