token.app › Compare › Claude 3 Haiku vs Grok 4.5
Claude 3 Haiku vs Grok 4.5
Grok 4.5 leads on 2 of 2 shared benchmarks. Claude 3 Haiku is 6.0× cheaper per token on a blended 3:1 basis. Grok 4.5 accepts the larger context window (500K).
Head to head
Blended price uses a 3:1 input:output mix
| Claude 3 Haiku | Grok 4.5 | |
|---|---|---|
| Provider | Anthropic | xAI |
| Input $/1M | $0.250 | $2.00 |
| Output $/1M | $1.25 | $6.00 |
| Blended $/1M | $0.500 | $3.00 |
| Context window | 200K | 500K |
| Max output | 4K | — |
| Released | Mar 2024 | Jul 2026 |
| Licence | Proprietary | Proprietary |
| GPQA Diamond | 36.3% | 93.4% |
| OTIS Mock AIME | 1.8% | 97.8% |
Benchmark scores independently run and published by Epoch AI, 'AI Benchmarking Hub', used under CC BY 4.0. Only benchmarks with a score for BOTH models are compared.
Choose Claude 3 Haiku if…
- Costs less per token — $0.500 vs $3.00 blended
Choose Grok 4.5 if…
- Higher GPQA Diamond (93.4% vs 36.3%)
- Higher OTIS Mock AIME (97.8% vs 1.8%)
- Larger context window (500K)
- Newer model (released Jul 2026)
FAQ
Which is better, Claude 3 Haiku or Grok 4.5?
Across the 2 benchmarks both models have independently-run scores for, Claude 3 Haiku leads on 0 and Grok 4.5 leads on 2. Benchmarks are one input — price and context window are on this page too.
Is Claude 3 Haiku cheaper than Grok 4.5?
Claude 3 Haiku is cheaper: $0.500 versus $3.00 per million tokens blended at 3:1 input:output. Input alone: $0.250 vs $2.00. Output alone: $1.25 vs $6.00.
What context windows do Claude 3 Haiku and Grok 4.5 have?
Claude 3 Haiku: 200,000 tokens. Grok 4.5: 500,000 tokens.
Who makes Claude 3 Haiku and Grok 4.5?
Claude 3 Haiku is made by Anthropic. Grok 4.5 is made by xAI.