whichllmmodel
Back to Dashboard
Anthropic

Claude Haiku 4.5

VS
OpenAI

GPT-5.4 mini

✍️ Analysis by:the whichllmmodel Editorial Team|📅 Updated: June 2026

Decision Recommendation

👑 Editorial Verdict: GPT-5.4 mini strictly dominates Claude Haiku 4.5 across all major dimensions. It is not only more cost-effective (blended cost of $1.69 vs $2.00 per 1M tokens) but also delivers superior coding accuracy (54.4% vs 39.5% on SWE-bench) and faster generation speeds (201 tps vs 98.5 tps). Unless you have platform lock-in, GPT-5.4 mini is the clear and optimal choice for all development workloads.

Model Specs

Claude Haiku 4.5

Benchmarks & Scores

Coding (swe-bench-pro)
39.5%
Reasoning (gpqa-diamond)
73%

Cost & Performance

Cost (per 1M tokens)
$2.00Input: $1.00 | Output: $5.00
Speed
98.5 tps
Context Window
200k tokens
Model Specs

GPT-5.4 mini

Benchmarks & Scores

Coding (swe-bench-pro)Winner (+14.9%)
54.4%
Reasoning (gpqa-diamond)Winner (+14.5%)
87.5%

Cost & Performance

Cost (per 1M tokens)1.2x cheaper
$1.69Input: $0.75 | Output: $4.50
Speed2.0x faster
201 tps
Context WindowLarger
400k tokens
Read our data collection methodology

Frequently Asked Questions

GPT-5.4 mini is cheaper than Claude Haiku 4.5. GPT-5.4 mini has a blended cost of $1.69/1M tokens, which is about 1.2x cheaper than Claude Haiku 4.5 at $2.00/1M tokens.

GPT-5.4 mini is faster than Claude Haiku 4.5. GPT-5.4 mini generates 201 tokens per second (tps) compared to Claude Haiku 4.5 which generates 98.5 tokens per second.

GPT-5.4 mini is better for coding tasks. It scores 54.4% on coding evaluations (swe-bench-pro) compared to Claude Haiku 4.5 which scores 39.5%.

Want to customize weights or add more models?

Open our interactive dashboard where you can adjust your priority levels for speed, budget, or accuracy slider-bars and watch model rankings calculate dynamically.

Customize in Interactive Dashboard