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databricks Platform · Updated Feb 25, 2026

OpenAI GPT-5.3 Codex now available as a Databricks-hosted model

Mosaic AI Model Serving now supports OpenAI GPT 5.3 Codex as a Databricks hosted model.

What it does

Mosaic AI Model Serving now supports OpenAI GPT 5.3 Codex as a Databricks hosted model. This code specialized model excels at complex code generation, large scale refactoring, and enterprise software engineering tasks. You can access this model using Foundation Model APIs pay per token.

Why it matters

This code specialized model excels at complex code generation, large scale refactoring, and enterprise software engineering tasks.

Recommended use cases
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Architecture
Databricks Platform → Platform
In short

Mosaic AI Model Serving now supports OpenAI GPT 5.3 Codex as a Databricks hosted model. This code specialized model excels at complex code generation, large scale refactoring, and enterprise software engineering tasks.

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Key takeaway
Mosaic AI Model Serving now supports OpenAI GPT 5.3 Codex as a Databricks hosted model.
2026-02-25-openai-gpt-5-3-codex-now-available-as-a-databricks-hosted-model Generated by the Databricks Updates Agent · browse all updates