11 pages for anthropic_default_opus_model.

Claude Code on Amazon Bedrock Claude Code CLI · in the page amazon-bedrock …environment variables to specific Amazon Bedrock model IDs. Without `ANTHROPIC_DEFAULT_OPUS_MODEL`, the `opus` alias on Amazon Bedrock resolves to Opus 5.5, and without `ANTHROPIC_DEFAULT_SONNET_MODE… Claude Code changelog Claude Code CLI · in the page changelog …afety-related model switches in sessions that pin an Opus model with `ANTHROPIC_DEFAULT_OPUS_MODEL` or `modelOverrides`: on the Anthropic API, the API now picks the model to switch to for each kind of… Claude Code on Claude Platform on AWS Claude Code CLI · in the page claude-platform-on-aws …or Claude Platform on AWS, which can lag the newest release. Without `ANTHROPIC_DEFAULT_OPUS_MODEL`, the `opus` alias resolves to Opus 5.5. Before v2.1.280, it resolved to Opus 5 from v2.1.219, and to… Environment variables Claude Code CLI · in the page env-vars …| | `ANTHROPIC_DEFAULT_OPUS_MODEL` | Model ID that the `opus` alias resolves to, and that `opusplan` uses whil… Claude Code on Google Cloud's Agent Platform Claude Code CLI · in the page google-vertex-ai …iables to specific Google Cloud's Agent Platform model IDs. Without `ANTHROPIC_DEFAULT_OPUS_MODEL`, the `opus` alias on Google Cloud's Agent Platform resolves to Opus 5.5, and without `ANTHROPIC_DEFA… Connect Claude Code to an LLM gateway Claude Code CLI · in the page llm-gateway-connect …(/docs/en/env-vars) lists the exact names. * **Model versions**: pin `ANTHROPIC_DEFAULT_OPUS_MODEL`, `ANTHROPIC_DEFAULT_SONNET_MODEL`, and `ANTHROPIC_DEFAULT_HAIKU_MODEL` as in [Pin model versions](/d… Roll out an LLM gateway for your organization Claude Code CLI · in the page llm-gateway-rollout …EL` variables](/docs/en/model-config#environment-variables), such as `ANTHROPIC_DEFAULT_OPUS_MODEL`, for what each alias resolves to. `ANTHROPIC_DEFAULT_MODEL` requires Claude Code v2.1.236 or later |… Claude Code on Microsoft Foundry Claude Code CLI · in the page microsoft-foundry …iables to match the deployment names you created in step 1. Without `ANTHROPIC_DEFAULT_OPUS_MODEL`, the `opus` alias on Microsoft Foundry resolves to Opus 4.6. Set it to the ID of a newer Opus model,… Model configuration Claude Code CLI · in the page model-config …are available by selecting the full model name explicitly or setting `ANTHROPIC_DEFAULT_OPUS_MODEL` or `ANTHROPIC_DEFAULT_SONNET_MODEL`. Earlier versions resolve these aliases to older models. For th… Create custom subagents Claude Code CLI · in the page sub-agents …s case covers only the `opus` alias, and doesn't apply when you set [`ANTHROPIC_DEFAULT_OPUS_MODEL`](/docs/en/model-config#environment-variables), since `opus` then resolves to the model you set. An… Enterprise deployment overview Claude Code CLI · in the page third-party-integrations …, pin specific model versions using `ANTHROPIC_DEFAULT_FABLE_MODEL`, `ANTHROPIC_DEFAULT_OPUS_MODEL`, `ANTHROPIC_DEFAULT_SONNET_MODEL`, and `ANTHROPIC_DEFAULT_HAIKU_MODEL`. Without pinning, model alias…