Claude Haiku 5.5 (Low) vs Solar Pro 4
Which is better for the money: Claude Haiku 5.5 (Low) by Anthropic or Solar Pro 4 by Upstage? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Clear winner
Verdict
Pick Claude Haiku 5.5 (Low)
Solar Pro 4 vs Claude Haiku 5.5 (Low): 9.8% less intelligence, 2047.5% more cost to run the AA benchmark, and end-to-end time not fully reported.
| Metric | Claude Haiku 5.5 (Low) | Solar Pro 4 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 29.5 | 26.6 | −9.8% Solar Pro 4 is 9.8% less intelligent |
| Total AA cost (lower is better) | $34.31 | $736.82 | +2047.5% Solar Pro 4 is 21× more expensive |
| End-to-end time (lower is better) | 10.63s | Not reported | — not comparable |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $0.30 / $1.20 | |
| Input modalities | Text, Image | Text |
Today's Pareto frontier
Against the frontier
- Claude Haiku 5.5 (Low) is off the frontier: at the same or lower cost, GPT-6 Luna (Medium) scores 29.90 for $31.2.
- Solar Pro 4 is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
Claude Haiku 5.5 (Low)Solar Pro 4Today'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-haiku-5-5-low/solar-pro4 · Markdown: /api/v1/compare/claude-haiku-5-5-low/solar-pro4?format=md · llms.txt · agent skill