GPT-5.5 Instant (June 2026) vs Grok 4.7 (High)
Which is better for the money: GPT-5.5 Instant (June 2026) by OpenAI or Grok 4.7 (High) 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 4.7 (High) scores 20.3 points higher (46.3 vs 26.0) but costs 3.5× as much to run the benchmark ($3473 vs $987; flagship vs premium cost classes). They are not alternatives at one budget: pick Grok 4.7 (High) when you need intelligence above 26.0, and GPT-5.5 Instant (June 2026) when 26.0 is enough.
| Metric | GPT-5.5 Instant (June 2026) | Grok 4.7 (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 26.0 | 46.3 | +78.1% Grok 4.7 (High) is 78.1% more intelligent |
| Total AA cost (lower is better) | $986.85 | $3,473.49 | +252.0% Grok 4.7 (High) is 3.5× more expensive |
| End-to-end time (lower is better) | 16.68s | 54.52s | +226.9% Grok 4.7 (High) is 226.9% slower |
| Price per 1M tokens (in / out) | $5.00 / $30.0 | $2.00 / $6.00 | |
| Input modalities | Text, Image | Text, Image |
Grok 4.7 (High) vs GPT-5.5 Instant (June 2026): 78.1% more intelligence, 252.0% more cost to run the AA benchmark, and 226.9% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-5.5 Instant (June 2026) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
- Grok 4.7 (High) is off the frontier: at the same or lower cost, Kimi K3.1 Pro scores 55.10 for $3117.
GPT-5.5 Instant (June 2026)Grok 4.7 (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/gpt-5-5-instant-06-26/grok-4-7-high · Markdown: /api/v1/compare/gpt-5-5-instant-06-26/grok-4-7-high?format=md · llms.txt · agent skill