GPT-5.4 vs Claude Haiku 4.5
How GPT-5.4 (OpenAI) and Claude Haiku 4.5 (Anthropic) compare on price, context window and best-fit use case.
In short: GPT-5.4 is best for Most production apps wanting near-flagship quality at roughly half the flagship price, while Claude Haiku 4.5 suits Real-time chat, routing, classification, and high-throughput pipelines on a budget. On price it's $2.50 vs $1.00 per 1M input tokens; on context, ~1M tokens (922K input, 128K output) vs 200K tokens.
| Spec | GPT-5.4 | Claude Haiku 4.5 |
|---|---|---|
| Developer | OpenAI | Anthropic |
| Context window | ~1M tokens (922K input, 128K output) | 200K tokens |
| Input price /1M | $2.50 | $1.00 |
| Output price /1M | $15.00 | $5.00 |
| Modalities | text, image | text, image |
| Best for | Most production apps wanting near-flagship quality at roughly half the flagship price. | Real-time chat, routing, classification, and high-throughput pipelines on a budget. |
GPT-5.4
- Excellent price-to-performance
- Strong reasoning and coding
- 1M context
- Mature ecosystem and tooling
Claude Haiku 4.5
- Low latency
- Cheapest Claude tier
- Good reasoning for its size
- Strong tool use