Answer · Coding
What AI models does Trae use?
Trae runs on Claude 3.5 Sonnet (Anthropic), Claude Sonnet 4.5 (Anthropic), Claude/GPT/custom models (Anthropic), disclosed models not mentioned in pricing text (disclosed models not mentioned in pricing text), Doubao (ByteDance), GPT-4o (OpenAI), GPT-5.2 (OpenAI), TraeCode (ByteDance) and Unspecified AI models (ByteDance), and routes requests between them.
- Models used
- 9
- Primary model
- Claude Sonnet 4.5
- Public API
- Not published
- Last checked
- 2026-09-10
Model claims are labelled by how we know them: Claude 3.5 Sonnet — unknown, Claude Sonnet 4.5 — disclosed, Claude/GPT/custom models — inferred, disclosed models not mentioned in pricing text — unknown, Doubao — disclosed, GPT-4o — unknown, GPT-5.2 — disclosed, TraeCode — unknown and Unspecified AI models — unknown. "Disclosed" means the vendor says so in public; "inferred" means it was derived from documentation, headers or release notes.
Context window: model dependent.
Other stack signals: VS Code fork, MCP and Volcano Engine backend.
Cite this answer
Tomorrow. “What AI models does Trae use?” Tomorrow AI & Emerging Tech Index, AlienSquad, updated 2026-09-10. https://tomorrow.aliensquad.ai/q/what-models-does-trae-use
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