DeepSeek R1 0528 (May '25) vs GPT-5.5 Instant (June 2026)
DeepSeek R1 0528 (May '25) vs GPT-5.5 Instant (June 2026). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.
Verdict
Comparison incomplete
A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.
| Metric | DeepSeek R1 0528 (May '25) | GPT-5.5 Instant (June 2026) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 13.1 | 26.0 | +98.5% GPT-5.5 Instant (June… is 98.5% more intelligent |
| Total AA cost (lower is better) | Not reported | $1,184.34 | — not comparable |
| End-to-end time (lower is better) | 72.42s | 16.68s | −77.0% GPT-5.5 Instant (June… is 77.0% faster |
| Price per 1M tokens (in / out) | $1.85 / $2.75 | $5.00 / $30.0 | |
| Input modalities | Text | Text, Image |
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/deepseek-r1/gpt-5-5-instant-06-26 · Markdown: /api/v1/compare/deepseek-r1/gpt-5-5-instant-06-26?format=md · llms.txt · agent skill