Claude 3 Haiku vs GPT-5.4 Nano
Both have similar output pricing, while GPT-5.4 Nano offers a larger context window. Choose Claude 3 Haiku or GPT-5.4 Nano based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Claude 3 Haiku | GPT-5.4 Nano |
|---|---|---|
| Provider | Anthropic | OpenAI |
| Input / 1M tokens | $0.25 | $0.20 |
| Output / 1M tokens | $1.25 | $1.25 |
| Context window | 200K | 400K |
| Parameters | — | — |
| Open weights | — | No |
| Released | — | Mar 2026 |
| SWE-bench Verified score | 40.6 | — |
| LMArena (Chatbot Arena) Elo score | 1195 | 1372 |
| LMArena Vision Elo score | 950 | 1196 |
| GPQA Diamond score | 36.3 | 78.5 |
| Epoch Capabilities Index score | 118 | 146 |
| LiveBench score | — | 71.3 |
| FrontierMath score | — | 25.9 |
FAQ
Is Claude 3 Haiku or GPT-5.4 Nano cheaper?
Claude 3 Haiku and GPT-5.4 Nano have comparable output pricing.
Which has the larger context window, Claude 3 Haiku or GPT-5.4 Nano?
GPT-5.4 Nano has the larger context window (400K tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.