Claude Haiku 4.5 vs GPT-4o mini
Benchmarks, API pricing and specs, head to head. Data updated 2026-06-10.
Claude Haiku 4.5
Anthropic · Oct 2025
Anthropic's fast tier: Sonnet-4-class coding performance at $1/$5 and more than twice the speed.
GPT-4o mini
OpenAI · Jul 2024
The 2024 budget classic that defined the cheap-LLM tier; GPT-5 nano and mini have since taken its crown.
The verdict
These two models don't yet share verified results on the benchmarks we track, so judge them on specs, pricing and intended use. On price the gap is dramatic: GPT-4o mini works out roughly 7.6x cheaper per blended million tokens. Claude Haiku 4.5 also takes 200K of context versus 128K for GPT-4o mini.
Specs & pricing
| Claude Haiku 4.5 | GPT-4o mini | |
|---|---|---|
| modhub Index | — | — |
| Input price / 1M | $1 | $0.15 |
| Output price / 1M | $5 | $0.6 |
| Context window | 200K | 128K |
| Max output | 64K | 16K |
| Open weights | no | no |
| Reasoning model | yes | no |
| Multimodal input | text, image | text, image |
| Knowledge cutoff | Feb 2025 | Oct 2023 |
| Released | Oct 2025 | Jul 2024 |
| Example monthly cost* | $17.50 | $2.40 |
* 10M input + 1.5M output tokens per month at list prices, no caching. Green = better value on that row.
Frequently asked questions
- Which is better, Claude Haiku 4.5 or GPT-4o mini?
- These two models don't yet share verified results on the benchmarks we track, so judge them on specs, pricing and intended use. On price the gap is dramatic: GPT-4o mini works out roughly 7.6x cheaper per blended million tokens. Claude Haiku 4.5 also takes 200K of context versus 128K for GPT-4o mini.
- Which is cheaper, Claude Haiku 4.5 or GPT-4o mini?
- Claude Haiku 4.5 costs $1/$5 per million input/output tokens, while GPT-4o mini costs $0.15/$0.6. For a typical workload of 10M input and 1.5M output tokens per month, that's $17.50 versus $2.40.
- Which model is better for coding, Claude Haiku 4.5 or GPT-4o mini?
- We don't yet track SWE-bench Verified results for both models; check their individual pages for coding-related scores.
More comparisons
Claude Haiku 4.5 vs GPT-5.5GPT-4o mini vs GPT-5.5Claude Haiku 4.5 vs GPT-5.2GPT-4o mini vs GPT-5.2Claude Haiku 4.5 vs GPT-5.1GPT-4o mini vs GPT-5.1Claude Haiku 4.5 vs GPT-5GPT-4o mini vs GPT-5Claude Haiku 4.5 vs GPT-5 miniGPT-4o mini vs GPT-5 miniClaude Haiku 4.5 vs OpenAI o3GPT-4o mini vs OpenAI o3