Fees, liquidity, product flags, margin, RFQ, and editorial volume. Fit score is a research model, not a safety or “best broker” ranking. Bybit scores higher on the research-model fit (80 vs 79). OptionsMatch does not open accounts.
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Research pairs
Editorial pairs — not a ranking
| Metric | OKX Multi-product options inside a full exchange stack | Bybit Fast USDT options for active traders |
|---|---|---|
| Fit scoreresearch model | 79 | 80 |
| Fit /10research model | 7.9 | 8 |
| Liquidityresearch model | 78 | 82 |
| Cost scoreresearch model | 82 | 80 |
| Product depthresearch model | 74 | 72 |
| Tech / APIresearch model | 86 | 84 |
| API quality | 4/5 | 4/5 |
| Maker bpsresearch model | 2 | 2 |
| Taker bpsresearch model | 5 | 5.5 |
| Margin | portfolio | unified |
| Settlement | usdt, coin | usdt, usdc |
| Assets | BTC, ETH, SOL | BTC, ETH, SOL |
| RFQ / blocks | No | No |
| On-chain | No | No |
| 24h vol (edit.) | $120M | $180M |
| OI (edit.) | $1.6B | $2.1B |
| Best for | Multi-product · Portfolio margin · API traders | USDT settlement · Active retail · Tight short-dated |
| KYC | KYC by product and region | KYC required for full features |
| Profiles / hops |
Fit score is a research model, not a safety or “best broker” ranking.
OKX liquidity score 78 vs Bybit 82. Product depth 74 vs 72. Neither is primarily RFQ-first in our flags. On-chain: — / —.
Both venues enforce geo and KYC rules that change by entity. OKX: US; restricted regions. Bybit: US; several restricted jurisdictions. Use country hubs for jurisdiction mapping — not legal advice.