Claude Haiku 5.5 (Xhigh) vs Grok 4.6 (Medium)
Which is better for the money: Claude Haiku 5.5 (Xhigh) by Anthropic or Grok 4.6 (Medium) by SpaceXAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Trade-off
Verdict
Depends on your budget
Grok 4.6 (Medium) scores 1.6 points higher (42.8 vs 41.2) but costs 9.9× as much to run the benchmark ($1557 vs $158; premium vs mid-range cost classes). They are not alternatives at one budget: pick Grok 4.6 (Medium) when you need intelligence above 41.2, and Claude Haiku 5.5 (Xhigh) when 41.2 is enough.
| Metric | Claude Haiku 5.5 (Xhigh) | Grok 4.6 (Medium) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 41.2 | 42.8 | +3.9% Grok 4.6 (Medium) is 3.9% more intelligent |
| Total AA cost (lower is better) | $157.58 | $1,557.04 | +888.1% Grok 4.6 (Medium) is 9.9× more expensive |
| End-to-end time (lower is better) | 69.98s | 35.16s | −49.8% Grok 4.6 (Medium) is 49.8% faster |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $2.00 / $6.00 | |
| Input modalities | Text, Image | Text, Image |
Grok 4.6 (Medium) vs Claude Haiku 5.5 (Xhigh): 3.9% more intelligence, 888.1% more cost to run the AA benchmark, and 49.8% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Haiku 5.5 (Xhigh) is on today's frontier: nothing is both smarter and cheaper.
- Grok 4.6 (Medium) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
Claude Haiku 5.5 (Xhigh)Grok 4.6 (Medium)Today's Pareto frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-haiku-5-5-xhigh/grok-4-6-medium · Markdown: /api/v1/compare/claude-haiku-5-5-xhigh/grok-4-6-medium?format=md · llms.txt · agent skill