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GPT-5.5

Xpersona

GPT-5.5 by Xpersona costs $3.00 per 1M input tokens and $18.00 per 1M output tokens, with a 1M-token context window.

Pricing

Input (per 1M tokens)
$3.00
Output (per 1M tokens)
$18.00
Cached input (per 1M)
$0.30

Specifications

Provider
Xpersona
Context window
1M tokens
Parameters
Released
May 2026
Open weights
No
Frontier model
No

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FAQ

Pricing is per 1M tokens (USD); confirm with the provider before production use.