Claude Haiku 4.5 vs GPT-5.4
Claude Haiku 4.5 leads in 3 of 8 categories
Arena ELO
GPT-5.4
Cheaper
Claude Haiku 4.5
Faster
Claude Haiku 4.5
Detailed Comparison
| Category | Claude Haiku 4.5 | GPT-5.4 |
|---|---|---|
| Provider | Anthropic | OpenAI |
| Context Window | 200K | 1M WIN |
| Input Price ($/1M) | $0.8 WIN | $3 |
| Output Price ($/1M) | $4 WIN | $15 |
| Arena ELO | 1290 | 1560 WIN |
| Coding | unknown | unknown |
| Reasoning | unknown | unknown |
| Speed (tokens/sec) | ~120 t/s WIN | ~50 t/s |
| Open Source | No | No |
Frequently Asked Questions
Which is cheaper, Claude Haiku 4.5 or GPT-5.4?
Claude Haiku 4.5 is approximately 73% cheaper than GPT-5.4 per million tokens.
Which is better for coding, Claude Haiku 4.5 or GPT-5.4?
Claude Haiku 4.5 scores unknown on coding benchmarks, while GPT-5.4 scores unknown.
Which has a larger context window?
Claude Haiku 4.5 supports 200K context, while GPT-5.4 supports 1M.
Is Claude Haiku 4.5 or GPT-5.4 open source?
Claude Haiku 4.5 is proprietary. GPT-5.4 is proprietary.
Which ranks higher on the Chatbot Arena leaderboard?
GPT-5.4 ranks higher with ELO 1560 vs 1290.
Related Articles
More Comparisons
Claude Haiku 4.5 vs Claude Opus 4.5Claude Haiku 4.5 vs Llama 4 ScoutClaude Haiku 4.5 vs Claude Sonnet 4.6Claude Haiku 4.5 vs Qwen 3.6Claude Haiku 4.5 vs Claude Fable 5Claude Haiku 4.5 vs Kimi K2.7 CodeClaude Haiku 4.5 vs DeepSeek V4 FlashClaude Haiku 4.5 vs GPT-5.6 LunaGPT-5.4 vs Claude Opus 4.5GPT-5.4 vs Llama 4 ScoutGPT-5.4 vs Claude Sonnet 4.6GPT-5.4 vs Qwen 3.6GPT-5.4 vs Claude Fable 5GPT-5.4 vs Kimi K2.7 CodeGPT-5.4 vs DeepSeek V4 FlashGPT-5.4 vs GPT-5.6 Luna