Docs — API Reference

Models

Read-only endpoints over the model catalog. Bare aliases (y0-fast) track the current release; dated snapshots (y0-fast-2026-05) are frozen forever — pin a snapshot when you need determinism.

[ 01 ]get/v1/models

GET/v1/models

List every model your key can invoke, including dated snapshots.

paramtypereqdescription
familystringoptionalFilter by family slug, e.g. "text" or "agents". Query parameter.
statusstringoptionalFilter: "available", "preview", or "research". Query parameter.
[ response ]200 ok
{
  "object": "list",
  "data": [
    { "id": "y0-fast",         "family": "text",      "status": "available", "alias_of": "y0-fast-2026-05" },
    { "id": "y0-fast-2026-05", "family": "text",      "status": "available", "snapshot": true },
    { "id": "y0-deep",         "family": "reasoning", "status": "available", "alias_of": "y0-deep-2026-04" },
    { "id": "y0-vision",       "family": "vision",    "status": "preview" }
  ]
}

[ 02 ]get/v1/models/:id

GET/v1/models/:id

Retrieve one model with its limits and current benchmark scores.

paramtypereqdescription
idstringrequiredModel id or alias, e.g. y0-fast. Path parameter.
[ response ]200 ok
{
  "id": "y0-fast-2026-05",
  "object": "model",
  "family": "text",
  "status": "available",
  "context_window": 128000,
  "max_steps_ceiling": 16,
  "benchmarks": { "LongDoc-Faithful": 0.912, "SchemaExact": 0.968 },
  "deprecation": null
}

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