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BytePlus

Fased supports BytePlus ModelArk model endpoints, including coding aliases used by onboarding. BytePlus uses API-key auth in Fased. No OAuth/device sign-in path is exposed for this provider.
ProviderAuth envNotes
byteplusBYTEPLUS_API_KEYStandard BytePlus endpoint
byteplus-codingBYTEPLUS_API_KEYCoding endpoint
byteplus-planBYTEPLUS_API_KEYCompatibility alias for coding endpoint
Example default model: 
{
  agents: { defaults: { model: { primary: "byteplus-plan/ark-code-latest" } } },
}
Run fased models list --all --provider byteplus-plan to inspect the bundled catalog. Normal setup shows the current curated BytePlus routes:
RouteModels
byteplusseed-2-0-pro-260328, seed-2-0-lite-260228, seed-2-0-mini-260215, seed-2-0-code-preview-260328, deepseek-v3-2-251201, glm-4-7-251222
byteplus-coding / byteplus-planark-code-latest, dola-seed-2.0-pro, dola-seed-2.0-lite, dola-seed-2.0-code, bytedance-seed-code, glm-5.1, glm-4.7, kimi-k2.5, gpt-oss-120b
Older runtime models remain compatible when already configured, but they are not first-run defaults.