openai · gpt
GPT-5.5
gpt-5.5Input
¥5
per 1M tokens
Output
¥30
per 1M tokens
Cache read / write
¥0.5 / —
per 1M tokens
Context window
600K
model marketplace
What it is good for
OpenAI GPT model for general reasoning, coding and tool use, available through an OpenAI-compatible API.
Qualitative guidance, not a benchmark ranking. Pricing, context and availability follow the model marketplace.
Effective group prices
Catalog rate × group multiplier. Actual billing follows the group selected in the model marketplace.
| Group | Multiplier | Input | Output |
|---|---|---|---|
| GPT限时福利组 | 0.8x | ¥4 | ¥24 |
| gpt-unified | 1x | ¥5 | ¥30 |
| pro直连 | 1.8x | ¥9 | ¥54 |
| GPT Pro特惠（订阅） | 2.5x | ¥12.5 | ¥75 |
| GPT Pro稳定（订阅） | 4.5x | ¥22.5 | ¥135 |
| GPT 企业官key（订阅） | 8.25x | ¥41.25 | ¥247.5 |
Call example
curl https://openox.tech/v1/chat/completions \
-H "Authorization: Bearer $OPENOX_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model":"gpt-5.5","messages":[{"role":"user","content":"Hello"}]}'See API compatibility for base URLs and auth headers.
Billing notes
- · Catalog rate × group multiplier = effective price.
- · Language models bill input, output, cache read and cache write per 1M tokens.
- · Images bill per image; videos per second or per video.
- · Prices and availability can change; confirm in the model marketplace before ordering.
Related models
FAQ
How much does GPT-5.5 cost?
The public catalog rate is ¥5 per 1M input tokens and ¥30 per 1M output tokens. The effective price is the catalog rate multiplied by the selected group multiplier; the model marketplace is the source of truth.
How do I call GPT-5.5?
Use https://openox.tech/v1 as the OpenAI-compatible base URL, or https://openox.tech as ANTHROPIC_BASE_URL for Anthropic-native clients. See /docs/api-compatibility for paths and auth headers.
Can I use GPT-5.5 with a subscription?
Eligible models can be used with a subscription plan, subject to the plan's daily allowance and group rules. Check the subscription page and the model marketplace for current eligibility.
Is the price on this page final?
No. This page shows the public catalog rate. Group multipliers, subscriptions, promotions and upstream changes can affect the effective price; always confirm in the model marketplace.
Maintained by the OpenOx model and pricing team. Last reviewed: 2026-11-09. Prices and availability follow the model marketplace.