Model Detail
gpt-5.5
OpenAI · Text · チャット補完
Lightweight model for cost-sensitive chat, basic generation, and batch text tasks.
Updated 2026-05-07
Input
5 USD / 1M tokens
Output
30 USD / 1M tokens
Context window
922,000 tokens
Max output
Not provided
Capabilities
Knowledge cutoff
Not provided
Reasoning model
Yes
Primary unit
1M トークン
Official and future third-party prices are shown in a shared unit.
Evidence rows
1
Each price row keeps source site, observed time, and excerpt.
Quick verify
Verify on Artificial Analysis
Start from this summary, then cross-check official sources or leaderboards.
Use cases
Good for
Not ideal for
Artificial Analysis snapshot
Fields below come from the AA model page for quick cross-checking.
AA Intelligence
60.24
AA Input price
Not provided
AA Output price
Not provided
Input modalities
Image / Text
Output modalities
Text
Source domain
artificialanalysis.aiPricing details
Structured official and third-party prices with extensible dimensions.
Official pricing
Third-party provider pricing
Sources and evidence
Each price line includes a source chain for trust and verification.
Field入力 / 出力 / 入力
Scenarioチャット補完
Captured value5 USD / 1M tokens
Source domaindevelopers.openai.com
Observed at2026-05-07
ExcerptOpenAI Developers — Pricing — Flagship models — Standard — row "gpt-5.5 (<272K context length)": input $5 per 1M tokens (aligned with https://developers.openai.com/api/docs/models/gpt-5.5). --- Same official pricing row: cached input $0.50 per 1M tokens. --- Same official pricing row: output $30 per 1M tokens.