Anthropic vs 
ByteDance
Verdict
- Anthropic's flagship leads: Claude Opus 5.5 at 72.6 vs Dola Seed 2.0 Pro at 58.5.
- Anthropic has the better model in 4 of 4 price bands.
- Anthropic's fastest ranked model (Claude Haiku 5.5, 190 tok/s) beats ByteDance's (Seed-OSS-36B-Instruct, 38 tok/s).
- ByteDance publishes more open-weights models (1 vs 0).
- Anthropic ships more often: one model every 39 days against every 83.
Best model per price band
Each provider’s highest-index model below the price ceiling. Purple marks the winner of the band.
| Price band | Anthropic | ByteDance |
|---|---|---|
| Under $0.50/M | Claude Haiku 5.5 xhigh 61.5$0.200/M | Seed-OSS-36B-Instruct 46.8$0.300/M |
| Under $2/M | Claude Haiku 5.5 xhigh 61.5$0.200/M | Seed-OSS-36B-Instruct 46.8$0.300/M |
| Under $10/M | Claude Opus 5.5 max 72.6$8.00/M | Seed-OSS-36B-Instruct 46.8$0.300/M |
| Any price | Claude Opus 5.5 max 72.6$8.00/M | Seed-OSS-36B-Instruct 46.8$0.300/M |
Line-up
| Metric | Anthropic | ByteDance |
|---|---|---|
| Flagship index | 72.6 | 58.5 |
| Ranked models | 23 | 3 |
| Open-weights models | 0 | 1 |
| Cheapest ranked, $/M | $0.200 | $0.300 |
| Fastest ranked, tok/s | 190 | 38 |
| Release cadence, days | 39 | 83 |
| Last release | 7 Oct 2026 | 14 Feb 2026 |
| Next expected | 30 Oct 2026 – 30 Nov 2026 | 4 Apr 2026 – 10 Jun 2026 |
Data as of 25 Oct 2026. See Anthropic and ByteDance in full.