o3-2025-04-16 lifecycle: deprecated (retires 2026-12-11) | LLMIntel

o3-2025-04-16

deprecatedOpenAICompare with… →

No new customers/usage onboarding; existing API calls still succeed.

Retirement

2026-12-11

Countdown

in 164 days

Lifecycle

announced

2025-04-16

active

passed

legacy

passed

deprecated

current

retiring

2026-12-11

retired

2026-12-11

Details

Canonical id: openai/o3-2025-04-16
Provider: OpenAI
Announced: 2025-04-16
Deprecated: —
Retirement: 2026-12-11
Aliases: o3-2025-04-16
Source term: deprecated
Source: Provider page ↗
Last verified: 2026-06-26

Specs

Input price: $2.00 / 1M tokens
Output price: $8.00 / 1M tokens
Context window: 200K tokens
Max output: 100K tokens

Migrationprovider-stated

Recommended replacements

openai/gpt-5.5 →

	o3-2025-04-16	azure/gpt-5.5-2026-04-24	Change
Input / 1M	$2.00	$5.00	+$3.00
Output / 1M	$8.00	$30.00	+$22.00
Context window	200K	1,050K	+850K tokens

Compare side by side →

Lifecycle history

2026-06-26 added as deprecated