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LLMIntel — a normalized, machine-readable source of truth for AI model lifecycle events. Every record links to its primary provider source.

gpt-5.5 (2026-04-24) lifecycle: retiring (retires 2027-04-23) | LLMIntel

Tracker Models CI/CD Compare Changelog API

gpt-5.5 (2026-04-24)

retiringAzure AI FoundryCompare with… →

A hard retirement date is scheduled and imminent; calls still succeed until then.

Retirement

2027-04-23

Countdown

in 297 days

Lifecycle

announced

2026-04-24

active

passed

legacy

passed

deprecated

passed

retiring

2027-04-23

retired

2027-04-23

Details

Canonical id: azure/gpt-5.5-2026-04-24
Provider: Azure AI Foundry
Announced: 2026-04-24
Deprecated: —
Retirement: 2027-04-23
Aliases: gpt-5.5gpt-5.5-2026-04-24
Source term: to be retired
Source: Provider page ↗
Last verified: 2026-06-26

Specs

Input price: $5.00 / 1M tokens
Output price: $30.00 / 1M tokens
Context window: 1,050K tokens
Max output: 128K tokens

Migrationprovider-stated

Recommended replacements

azure/not tracked yet

Lifecycle history

2026-06-26 added as retiring

LLMIntel — a normalized, machine-readable source of truth for AI model lifecycle events. Every record links to its primary provider source.