> ## Documentation Index > Fetch the complete documentation index at: https://docs.kiteml.com/llms.txt > Use this file to discover all available pages before exploring further. # List Training Policies > Policy types you can train, and the smallest GPU tier each one needs. ## OpenAPI ````yaml /api-reference/openapi.json get /v1/training_policies openapi: 3.1.0 info: title: Kite Platform API description: >- Public API for Kite. Authenticate with `Authorization: Bearer kite_...`, and send `Kite-Version: 2026-09-27` to pin the dated contract your code was written against (without it you get 2026-09-27). Every response carries the version that served it. version: '2026-09-27' servers: - url: https://api.kiteml.com description: Kite Platform API security: - bearerAuth: [] tags: - name: Augmentations description: Generate new episodes from a LeRobot dataset. - name: Training runs description: Fine-tune a policy on a dataset, one run per policy. - name: Twins description: Rebuild a robot episode as an interactable MuJoCo scene (private beta). - name: Catalog description: Policies, hardware tiers, and dataset inspection. - name: Operations description: Poll any run by its id. - name: Webhooks description: Endpoints that receive events, and the event log. - name: API keys description: The key making the request. - name: Usage description: Token usage and credit balance. paths: /v1/training_policies: get: tags: - Catalog summary: List Training Policies description: Policy types you can train, and the smallest GPU tier each one needs. operationId: list_training_policies_v1_training_policies_get parameters: - $ref: '#/components/parameters/KiteVersion' responses: '200': description: Every policy type content: application/json: schema: $ref: '#/components/schemas/TrainingPolicyList' '400': description: >- Invalid request (`parameter_invalid`, `unsupported_version`, ...); `param` names the field content: application/json: schema: $ref: '#/components/schemas/ApiErrorResponse' '401': description: Missing or invalid API key (`unauthenticated`) content: application/json: schema: $ref: '#/components/schemas/ApiErrorResponse' '403': description: >- The key lacks a scope this route needs (`missing_scope`), or the feature is not enabled for the account content: application/json: schema: $ref: '#/components/schemas/ApiErrorResponse' '429': description: >- Rate or concurrency limited (`rate_limit_exceeded`, `concurrency_limit_exceeded`, `capacity_exceeded`); honor `Retry-After` content: application/json: schema: $ref: '#/components/schemas/ApiErrorResponse' components: parameters: KiteVersion: name: Kite-Version in: header required: false description: >- The dated contract your code was written against. Without it you get 2026-09-27; every response says which version served it. schema: type: string enum: - '2026-09-27' default: '2026-09-27' schemas: TrainingPolicyList: properties: object: type: string enum: - list const: list title: Object data: items: $ref: '#/components/schemas/TrainingPolicy' type: array title: Data description: Established policies first, then experimental ones has_more: type: boolean title: Has More description: 'Always false: the catalog is one page' next_cursor: anyOf: - type: string - type: 'null' title: Next Cursor description: Always null type: object required: - object - data - has_more - next_cursor title: TrainingPolicyList ApiErrorResponse: properties: error: $ref: '#/components/schemas/ApiErrorBody' type: object required: - error title: ApiErrorResponse description: Every /v1 error has this shape. TrainingPolicy: properties: object: type: string enum: - training_policy const: training_policy title: Object id: type: string title: Id description: >- The LeRobot policy type, as `policies` takes it in POST /v1/training_runs name: type: string title: Name description: type: string title: Description available: type: boolean title: Available description: Trainable now experimental: type: boolean title: Experimental min_hardware_tier: type: string title: Min Hardware Tier description: The smallest tier it trains on (see GET /v1/hardware_tiers) min_vram_gb: type: integer title: Min Vram Gb default_steps: type: integer title: Default Steps description: Used when a create sets no `config.steps` default_batch_size: type: integer title: Default Batch Size description: Used when a create sets no `config.batch_size` compatible_robot_types: items: type: string type: array title: Compatible Robot Types description: Robot morphologies, e.g. `arm`, `humanoid` note: anyOf: - type: string - type: 'null' title: Note type: object required: - object - id - name - description - available - experimental - min_hardware_tier - min_vram_gb - default_steps - default_batch_size - compatible_robot_types - note title: TrainingPolicy description: A policy type you can train. examples: - available: true compatible_robot_types: - arm - humanoid default_batch_size: 2 default_steps: 20000 description: >- Physical Intelligence ~4B flow-matching VLA (PaliGemma backbone + action expert). experimental: false id: pi0 min_hardware_tier: gcp_gpu_a100 min_vram_gb: 40 name: pi0 object: training_policy ApiErrorBody: properties: type: type: string title: Type description: >- invalid_request_error, authentication_error, permission_error, not_found_error, conflict_error, rate_limit_error, or api_error code: type: string title: Code description: 'Machine-readable: branch on this, not on the message' message: type: string title: Message param: anyOf: - type: string - type: 'null' title: Param description: The request field the error is about, when there is one request_id: anyOf: - type: string - type: 'null' title: Request Id description: Also in the X-Request-Id header; quote it to support details: anyOf: - type: object - type: 'null' title: Details description: >- Extra data for some codes (e.g. the cameras a dataset does have, for camera_not_found) type: object required: - type - code - message title: ApiErrorBody securitySchemes: bearerAuth: type: http scheme: bearer description: >- A Kite API key (`kite_...`), from **Platform API → Keys** in the dashboard. ````