openai · OpenAI Platform Docs
Using GPT-5.5
Provides guidance on migrating to GPT-5.5, including behavioral changes in reasoning effort, prompting strategies for outcome-first execution, and optimizing tool use for complex agentic workflows.
Derived skill
Files assembled from official documentation
Viewing SKILL.md
Using GPT-5.5
Provides guidance on migrating to GPT-5.5, including behavioral changes in reasoning effort, prompting strategies for outcome-first execution, and optimizing tool use for complex agentic workflows.
When To Use
Use when migrating existing prompt stacks to GPT-5.5 or designing new agentic workflows that require tuning reasoning effort, outcome-oriented prompting, or precise tool selection.
Reference Files
| File | Contains | Use For |
|---|---|---|
SKILL.md | Entry point: scope, routing table, and workflow. | Start here. |
docs/using-gpt-5-workflow-guide.md | A guide detailing the features, behavioral changes, and migration steps for using the GPT-5.5 model. | Questions about a guide detailing the features, behavioral changes, and migration steps for using the GPT-5.5 model. |
examples/using-gpt-5-openai-gpt-5-5-migration-command.text | A text command demonstrating how to migrate a project to the GPT-5.5 model using the openai-docs tool. | Exact payloads, commands, or snippets shown in A text command demonstrating how to migrate a project to the GPT-5.5 model using the openai-docs tool. |
What This Skill Covers
- GPT-5.5 raises the baseline for complex production workflows. It’s a strong fit for coding use cases, tool-heavy agents, grounded assistants, long-context re...
- Main sections:
Introduction,What's new,Behavioral changes,Migration quickstart,Automated migration with Codex.
Workflow
- Open the most relevant file under
docs/for the exact documented workflow and wording. - Open
schemas/files for exact structured contracts. - Open
examples/files for concrete requests, commands, snippets, and manifests. - Do not add behavior or configuration that is not present in the attached source files.
Canonical source: https://developers.openai.com/api/docs/guides/latest-model.md
