Compare models
Pick up to 4 models for a side-by-side spec sheet. Hover any dotted metric name for what the test measures. Best value in each row is highlighted.
Claude Haiku 4.5o3
| Claude Haiku 4.5 Anthropic | o3 OpenAI | |
|---|---|---|
| Pricing | ||
| Input $/1M | $1.00 | $2.00 |
| Output $/1M | $5.00 | $8.00 |
| Blended $/1M (3:1) | $2.00 | $3.50 |
| Cache read $/1M | $0.10 | $0.50 |
| Cache write $/1M | $1.25 | — |
| Quality indices | ||
| Intelligence Index | 16.9 | 20.2 |
| Coding Index | 43.9 | — |
| Math Index | — | 88.3 |
| Agentic Index | 8 | — |
| Speed & latency | ||
| Output speed (tok/s) | — | 136 |
| Time to first token | — | 4.98s |
| Time to first answer token | — | 4.98s |
| Benchmarks (Artificial Analysis) | ||
| MMLU-Pro | — | 85.3% |
| GPQA Diamond | — | 82.7% |
| Humanity's Last Exam | — | 20.1% |
| LiveCodeBench | — | 80.8% |
| MATH-500 | — | 99.2% |
| AIME | — | 90.3% |
| AIME 2025 | — | 88.3% |
| IFBench | — | 71.4% |
| AA-LCR (Long Context Reasoning) | — | 74.7% |
| Terminal-Bench Hard | — | 37.1% |
| τ²-Bench (Telecom) | — | 80.7% |
| Design Arena (Elo) | ||
| Website | 1,135 | 1,048 |
| UI components | 1,115 | 1,032 |
| Data viz | 1,139 | 1,200 |
| SVG | 1,049 | — |
| 3D | 1,101 | — |
| Game dev | 1,120 | 1,058 |
| Code categories | 1,130 | 1,035 |
| ASCII art | 1,159 | — |
| Specs | ||
| Context window | 200K | 200K |
| Max output tokens | 64K | 100K |
| Input modalities | text, image, file | image, text, file |
| Tokenizer | Claude | GPT |