Claude 4.5 Haiku (Reasoning) vs Grok 4.3 (High)
Which is better for the money: Claude 4.5 Haiku (Reasoning) by Anthropic or Grok 4.3 (High) by SpaceXAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Clear winner
Verdict
Pick Grok 4.3 (High)
Grok 4.3 (High) vs Claude 4.5 Haiku (Reasoning): 47.3% more intelligence, 38.9% less cost to run the AA benchmark, and 21.8% slower end-to-end.
| Metric | Claude 4.5 Haiku (Reasoning) | Grok 4.3 (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 16.9 | 24.9 | +47.3% Grok 4.3 (High) is 47.3% more intelligent |
| Total AA cost (lower is better) | $594.08 | $363.24 | −38.9% Grok 4.3 (High) is 38.9% cheaper |
| End-to-end time (lower is better) | 23.70s | 28.87s | +21.8% Grok 4.3 (High) is 21.8% slower |
| Price per 1M tokens (in / out) | $1.00 / $5.00 | $1.25 / $2.50 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- Claude 4.5 Haiku (Reasoning) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
- Grok 4.3 (High) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Medium) scores 47.80 for $361.
Claude 4.5 Haiku (Reasoning)Grok 4.3 (High)Today's Pareto frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-4-5-haiku-reasoning/grok-4-3 · Markdown: /api/v1/compare/claude-4-5-haiku-reasoning/grok-4-3?format=md · llms.txt · agent skill