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general-purpose subagent uses gpt-5.4-mini even when configured to inherit model #4287

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Description

@andresdelfino

Describe the bug

general-purpose subagent uses gpt-5.4-mini even when configured to inherit model from session.

Affected version

1.0.75

Steps to reproduce the behavior

  1. Configure GPT-5.6 Sol as the session model.
  2. Configure general-purpose subagent to inherit model.
  3. Trigger a general-purpose subagent.
  4. Subagent uses gpt-5.4-mini.

Expected behavior

Subagent follows configuration, inheriting session model.

Additional context

Operating system: Linux
CPU architecture: x86_64
Terminal emulator: Gnome Terminal
Shell: zsh

Activity

  1. added
    area:agentsSub-agents, fleet, autopilot, plan mode, background agents, and custom agents
    area:modelsModel selection, availability, switching, rate limits, and model-specific behavior
    and removed on Jul 29, 2026
  2. copilot-cli-bot commented on Oct 11, 2026

    @copilot-cli-bot

    This appears to be resolved as of GitHub Copilot CLI v1.0.95. Please update to that release or a newer stable version. We're closing this as completed. If it still happens, please comment with your version and reproduction steps.

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    area:agentsSub-agents, fleet, autopilot, plan mode, background agents, and custom agentsarea:modelsModel selection, availability, switching, rate limits, and model-specific behavior

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