Model pricing
OpenAI: GPT-5.5 Pro API Pricing
Compare 8 providers offering OpenAI: GPT-5.5 Pro. Official rate is $15.00, the cheapest quote is $15.00.
- Providers
- 8
- Official
- $15.00
- Cheapest
- $15.00
- Context
- 1.1M
Provider pricing
Cheapest and most expensive quotes differ by 2.0×.
Estimate my cost
Period
based on 30 days
| Provider | Input | Output | Cached input | Context | vs official | Your cost | |
|---|---|---|---|---|---|---|---|
OpenAIModel owner | $15.00 | $90.00 | — | 1.1M | 1.00× | $990cheapest | |
196.4M | $30.00 | $180 | — | — | 2.00× | $1,980+$990 | Use |
17.3M | $30.00 | $180 | — | 1.1M | 2.00× | $1,980+$990 | Use |
218K | $30.00 | $180 | — | 1.1M | 2.00× | $1,980+$990 | Use |
api.apiyi.comReseller | $30.00 | $180 | — | — | 2.00× | $1,980+$990 | Use |
api.laozhang.aiReseller | $30.00 | $180 | — | — | 2.00× | $1,980+$990 | Use |
yunwu.aiReseller | $30.00 | $180 | — | — | 2.00× | $1,980+$990 | Use |
| $30.00 | $180 | — | — | 2.00× | $1,980+$990 | Use |
Stale or suspect listings
These providers list OpenAI: GPT-5.5 Pro at a price wildly out of line with the official rate — usually a pricing multiplier left over from an older model generation. Verify before you spend.
| Provider | Input | Output | Cached input | vs official | |
|---|---|---|---|---|---|
aigcbest.topReseller | $75.00 | $450 | — | 5.00× | Use |
Prices captured Jul 26, 2026
Prices change frequently and promotional rates expire — always confirm on the provider's own pricing page before committing. Rates far below official pricing often indicate shared or resold accounts.