GPT-4o vs Claude Haiku 4.5
Which is better in 2026?
GPT-4o
87
Veltrix Score
vs
Claude Haiku 4.5
83
Veltrix Score
Detailed Scores
GPT-4o — Scores
Coding90
Reasoning90
Creativity88
Speed85
Cost Efficiency80
Context: 128K tokens
API: $2.5 / $10 per 1M tokens
Claude Haiku 4.5 — Scores
Coding80
Reasoning78
Creativity75
Speed95
Cost Efficiency92
Context: 200K tokens
API: $1 / $5 per 1M tokens
Key Differences
| Aspect | GPT-4o | Claude Haiku 4.5 |
|---|---|---|
| Veltrix Score | 87/100 | 83/100 |
| Context Window | 128K tokens | 200K tokens |
| API Cost (input/output per 1M) | $2.5 / $10 | $1 / $5 |
| Coding | 90/100 | 80/100 |
| Reasoning | 90/100 | 78/100 |
| Speed | 85/100 | 95/100 |
Best for — GPT-4o
- +Code generation and review
- +Complex reasoning tasks
- +Creative writing
- +Fast response times
- +Cost-efficient at scale
Best for — Claude Haiku 4.5
- +Code generation and review
- +Fast response times
- +Cost-efficient at scale
Analysis
GPT-4o and Claude Haiku 4.5 are both popular choices in the llm space. GPT-4o currently leads with a Veltrix Score of 87 compared to 83 for Claude Haiku 4.5.
In coding benchmarks, GPT-4o takes the lead. For reasoning tasks, GPT-4o performs stronger. For cost-conscious developers, Claude Haiku 4.5 offers better value per token.
This comparison is generated from live Veltrix ranking data. Scores are updated multiple times per week as new benchmarks and user data become available.
Need help choosing the right tools?
Get a free AI-powered audit of your website, or subscribe to our newsletter for weekly tool updates and recommendations.