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Run Codex on Claude Sonnet 4.6

by OpenAICoding agent

Codex is OpenAI's open-source coding agent for the terminal. It works from natural-language instructions to edit code across your project, run commands, and complete tasks end to end, with its source available on GitHub under Apache-2.0. On Opper, launch it on GPT, Claude, Gemini, DeepSeek and 300+ more — one key, automatic fallbacks, and a choice of region.

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Launch Codex on Claude Sonnet 4.6

Set up with agents

Paste this into your coding agent (Claude Code, Cursor, Codex, and more) and it will set up and build with Opper for you.

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Where you can run it

Claude Sonnet 4.6 runs on the routes below. Route only to EU providers when your data has to stay in Europe.

ProviderRegionZero data retentionTrainingInputOutput
AWS BedrockEUZero data retentionNo$3.30$16.50
AzureEUEnterpriseNo$3.00$15.00
Google CloudEUEnterpriseNo$3.30$16.50
AnthropicUSEnterpriseNo$3.00$15.00
Google CloudUSEnterpriseNo$3.00$15.00

The model

More apps on Opper

Run Codex on Claude Sonnet 4.6

One key, 300+ models, a choice of region, and zero data retention. Switch the model behind your app without changing your workflow.

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