feat: disable GPT-5.4 Pro model

[open-agents-bot]

Summary

Implements model availability check mechanism and disables the GPT-5.4 Pro model from selection, preventing users from accessing this model.

Changes

API (apps/web/app/api/chat/_lib/model-selection.ts)

• Integrated model availability check into chat model selection logic
• Added validation to prevent selection of unavailable models

Configuration (apps/web/lib/model-availability.ts)

• Created new model availability check module
• Implemented logic to disable GPT-5.4 Pro model
• Exported availability status for use in model selection

Models (apps/web/lib/models-with-context.ts)

• Updated model context configuration to respect availability status

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Chat - Built with guidance from Nico Albanese

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1 Skipped Deployment

Project	Deployment	Actions	Updated (UTC)
open-agents	Skipped		Apr 13, 2026 4:21pm