Is Microsoft Azure AI Foundry GPT-5.3-Codex (2026-02-24) deprecated?
No. GPT-5.3-Codex (2026-02-24) is active at Microsoft Azure AI Foundry and has no announced end date.
What kind of model is this?
Tags describe what GPT-5.3-Codex (2026-02-24) takes in, what it is built for and how you can get it. Modality, access and language tags follow Microsoft Azure AI Foundry's own documentation; tier and use-case tags are our reading of the line-up.
- Modality
- Use case
- Tier
- Access
Specifications
- Input price
- $1.75 / M tokens
- Output price
- $14.00 / M tokens
- Price band
- Premium
- Context window
- 400K tokens
- Max output
- unknown
- Input
- Text, image
- Output
- Text
- Knowledge cutoff
- unknown
- Tool use
- unknown
- Structured output
- unknown
- Weights licence
- not published
- Model maker
- OpenAI
“unknown” means the figure has not been published, or we have not verified it yet — never that the answer is no. “not published” under the weights licence means this model is not offered with downloadable weights. The price band is ours: it bands the blended price (three parts input to one part output) as budget (≤ $0.50), standard (≤ $3), premium (≤ $12) or flagship.
Lifecycle
- Released unknown
- Deprecated not announced
- Retired in ~11 months
What is it good for?
No editorial profile for this model yet. The specifications above come from Microsoft Azure AI Foundry's own documentation and the suggestions below are derived from the data — shared tags, tier and price band — not written by hand.
Alternatives to consider
-
GPT-5 Derived
Same provider, same tier (mid-tier), similar price; shares chat, coding, reasoning, agents, long-context and search.
$1.25 in · $10.00 out / M tokens 400K context
-
GPT-5-Codex Derived
Same provider, same tier (mid-tier), similar price; shares chat, coding, reasoning, agents, long-context and search.
$1.25 in · $10.00 out / M tokens 400K context
-
GPT-5.1 Derived
Same provider, same tier (mid-tier), similar price; shares chat, coding, reasoning, agents, long-context and search.
$1.25 in · $10.00 out / M tokens 400K context
-
GPT-5.1-Codex Derived
Same provider, same tier (mid-tier), similar price; shares chat, coding, reasoning, agents, long-context and search.
$1.25 in · $10.00 out / M tokens 400K context
-
GPT-5.1 Derived
Alternative from OpenAI, same tier (mid-tier), similar price; shares chat, coding, reasoning, agents, long-context and search.
$1.25 in · $10.00 out / M tokens 400K context
Derived suggestions are ranked from the data — shared tags, the same tier and a comparable price band — not from benchmark scores. Check the capability fit yourself: we track lifecycle, price and specifications.
Sources
- learn.microsoft.com https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
- learn.microsoft.com https://learn.microsoft.com/en-us/azure/foundry/foundry-models/concepts/models-sold-directly-by-azure
- prices.azure.com https://prices.azure.com/api/retail/prices?$filter=serviceName eq 'Foundry Models' and contains(meterName,'5.3 codex inp Gl')
Verified against the source on . Dataset snapshot . Providers can change a date without notice — the link above is always the final word.
Common questions
- Is GPT-5.3-Codex (2026-02-24) deprecated?
- No. GPT-5.3-Codex (2026-02-24) is active at Microsoft Azure AI Foundry and has no announced end date.
- When does GPT-5.3-Codex (2026-02-24) shut down?
- Microsoft Azure AI Foundry has announced 2027-08-24 as the shutdown date for GPT-5.3-Codex (2026-02-24).
- What does GPT-5.3-Codex (2026-02-24) cost?
- $1.75 per million input tokens and $14.00 per million output tokens, as last verified on 2026-09-10.