API PRICES
gpt-5.5-pro
Per-request prices, cheapest first
Price ranges per million tokens
Relay USD credit prices · Lowest 40.5 · median 270 · highest 472.5 · 13 quotes USD / per million tokens, site credit
Relay CNY credit prices · Lowest 270 · median 270 · highest 270 · 1 quotes CNY / per million tokens, site credit
Ranked by price per request.
Unit: USD credits per request. These are site-credit prices; actual cost depends on each site’s top-up rate.
| # | Provider | Plan / conditions | Per request ↑USD credits / request | Details | |
|---|---|---|---|---|---|
| Recent price | |||||
| 01 | xinsuanai.comAsk or discussCollected: Collected this cycle View 4 plans | default Default group [machine translation]Original: 默认分组 Operator pending verification | 180 | Full prices and sources | |
How this ranking works
All per-request prices: 21,074 prices from 649 sites (about 565 companies). 19,415 are ranked, from 634 sites (about 551 companies); 1,659 more are listed separately and not ranked. Prices collected up to 2026-10-17.
This model has 4 per-request prices; 4 can be compared directly.
4 recent · 0 stale (older than 10 days, or not updated by this refresh) · 0 unverified timestamps. Minimum and median only count recent paid prices; older prices stay in the table. 0 zero values are separately unverified, without proof of free eligibility.
Per-request price = model price × group ratio, converted to site credits with the site’s own unit. Prices per second or per image are listed separately.
Prices are converted to site credits using each site’s published ratio and display multiplier. What you actually pay depends on its top-up rate. Several sites run by the same company take one place in the ranking: its cheapest plan, with the other sites listed under it. We judge “same company” by identical prices, status pages or homepage code; this is not a legal finding. To see every site’s prices, choose “All plans” or filter by provider.
Sources not accepted this cycle and reasons
FAQ
Which API is cheapest for gpt-5.5-pro?
mzhcloud.com, group "GPT-稳定不降智 (GPT - stable, not dumbed down)", 40.5 USD credit per million total tokens, observed 2026-10-16. 23 sites have comparable prices.
How do I use gpt-5.5-pro in Claude Code or Codex?
Install Grandet Skill, then say "Connect the cheapest gpt-5.5-pro API to Claude Code for me". Install Skill →