Claude Opus 4.8vsSeed 2.0 Pro
Claude Opus 4.8 leads the overall Podium Score by 36.0 points (76.0 vs 40.0).Category wins: Claude Opus 4.8 4 — 0 Seed 2.0 Pro.Seed 2.0 Pro is the cheaper pick ($3/M vs $15/M per 1M output tokens). Claude Opus 4.8 is faster (50 t/s vs 40 t/s).
Key VerdictAggregated 2026 Benchmark Analysis
Claude Opus 4.8 is rated higher overall with a Podium Score of 76.0 (vs 40.0 for Seed 2.0 Pro). In head-to-head domain evaluations, Claude Opus 4.8 outperforms in 4 of 7 benchmark categories.
Coding & Engineering
Claude Opus 4.8 (58.0)
Inference Speed
Claude Opus 4.8 (50 t/s)
Cost Efficiency
Seed 2.0 Pro ($3/M/M)
| Metric | Claude Opus 4.8 | Seed 2.0 Pro |
|---|---|---|
| Podium Score | 76.0 ▲ | 40.0 |
| Arena Elo | 1484 ▲ | 1456 |
| Intelligence Index | 55.7 | — |
| Coding | 58.0 ▲ | 9.9 |
| Math | 58.7 ▲ | 47.2 |
| Reasoning | 82.8 ▲ | 34.2 |
| Agentic | 74.9 | — |
| Knowledge | 28.8 | — |
| Multimodal | 89.6 | — |
| Long-context | 99.2 ▲ | 13.8 |
| Output speed | 50 t/s ▲ | 40 t/s |
| Output price | $15/M | $3/M ▲ |
| Context window | 1000K ▲ | 131K |
Scores aggregated from five independent leaderboards. See Methodology. More head-to-heads: Claude Opus 4.8 vs Claude Mythos · Claude Opus 4.8 vs Claude Fable 5 · Claude Opus 4.8 vs Kimi K3 · Claude Opus 4.8 vs Claude Opus 5