Claude Haiku 4.5 vs GPT-5
Cost and capability comparison. For a sample workload of 1,000 input and 500 output tokens across 100,000 requests/month, Claude Haiku 4.5 is cheaper by about $275.00/month.
| Claude Haiku 4.5 | GPT-5 | |
|---|---|---|
| Provider | anthropic | openai |
| Input / 1M | $1.00 | $1.25 |
| Output / 1M | $5.00 | $10.00 |
| Per request (sample) | $0.00350 | $0.00625 |
| Monthly (sample) | $350.00 | $625.00 |
| Context window | 200,000 | 128,000 |
| Vision | No | Yes |
| Reasoning | No | Yes |
FAQ
Which is cheaper, Claude Haiku 4.5 or GPT-5?
For a workload of 1,000 input and 500 output tokens over 100,000 requests/month, Claude Haiku 4.5 is cheaper, costing about $350.00/month versus $625.00/month.
What is the context window of Claude Haiku 4.5 and GPT-5?
Claude Haiku 4.5 supports 200,000 tokens, while GPT-5 supports 128,000 tokens.
Estimates for planning only. Verify current pricing with each provider.