> For the complete documentation index, see [llms.txt](https://docs.zaia.app/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.zaia.app/documentation/api-reference-alpha/reference/tiers.md).

# Tiers

## GET /api/v1/tiers

> Retrieves multiple tiers.

```json
{"openapi":"3.1.0","info":{"title":"Public API","version":"1.0.0"},"servers":[{"description":"API Server","url":"https://api.endless.zaia.app"}],"paths":{"/api/v1/tiers":{"get":{"description":"Retrieves multiple tiers.","tags":["Tiers"],"parameters":[{"schema":{"anyOf":[{"type":"array","items":{"type":"string","format":"uuid","description":"A UUID v4 string that identifies an entity."}},{"type":"string","format":"uuid","description":"A UUID v4 string that identifies an entity."}],"default":[]},"required":false,"name":"ids","in":"query"},{"schema":{"type":"number","minimum":1,"default":1,"description":"The page number."},"required":false,"description":"The page number.","name":"pageNumber","in":"query"},{"schema":{"type":"number","minimum":1,"maximum":100,"default":10,"description":"The page size."},"required":false,"description":"The page size.","name":"pageSize","in":"query"},{"schema":{"type":"string","minLength":1,"description":"Search term to filter tiers by name or description."},"required":false,"description":"Search term to filter tiers by name or description.","name":"search","in":"query"},{"schema":{"type":"string","description":"The API key to use for authentication. Can be created in the api keys section on the workspace settings page."},"required":true,"description":"The API key to use for authentication. Can be created in the api keys section on the workspace settings page.","name":"authorization","in":"header"}],"responses":{"200":{"description":"Retrieves all tiers for the workspace.","content":{"application/json":{"schema":{"type":"array","items":{"type":"object","properties":{"createdAt":{"type":"string","format":"date-time"},"id":{"type":"string","format":"uuid","description":"A UUID v4 string that identifies an entity."},"updatedAt":{"type":"string","format":"date-time"},"description":{"type":"string","minLength":3,"maxLength":250,"description":"A description of the tier."},"maxAssistantMessages":{"type":"integer","nullable":true,"minimum":0,"description":"The maximum number of assistant messages allowed for this tier."},"name":{"type":"string","minLength":3,"maxLength":50,"description":"The name of the tier."},"prompt":{"type":"string","nullable":true,"minLength":3,"maxLength":500,"description":"The prompt associated with the tier to be injected into the agent."},"workspaceId":{"type":"string","format":"uuid","description":"The ID of the workspace this tier belongs to."}},"required":["createdAt","id","updatedAt","description","maxAssistantMessages","name","prompt","workspaceId"]}}}}},"401":{"description":"Unauthorized.","content":{"application/json":{"schema":{"type":"object","properties":{"code":{"type":"string","description":"The error code."},"cta":{"type":"object","properties":{"type":{"type":"string","enum":["support-contact"]},"url":{"type":"string","format":"uri"}},"required":["type","url"],"description":"The error call-to-action."},"feedback":{"type":"object","properties":{"enUs":{"type":"string"},"esEs":{"type":"string"},"ptBr":{"type":"string"}},"description":"The error feedback."},"message":{"type":"string","description":"The error message."},"name":{"type":"string","description":"The error name."}},"required":["feedback","message","name"],"description":"The description of a known exception."}}}}}}}}}
```

## POST /api/v1/tiers

> Creates a new tier.

```json
{"openapi":"3.1.0","info":{"title":"Public API","version":"1.0.0"},"servers":[{"description":"API Server","url":"https://api.endless.zaia.app"}],"paths":{"/api/v1/tiers":{"post":{"description":"Creates a new tier.","tags":["Tiers"],"parameters":[{"schema":{"type":"string","description":"The API key to use for authentication. Can be created in the api keys section on the workspace settings page."},"required":true,"description":"The API key to use for authentication. Can be created in the api keys section on the workspace settings page.","name":"authorization","in":"header"}],"requestBody":{"required":true,"content":{"application/json":{"schema":{"type":"object","properties":{"description":{"type":"string","minLength":3,"maxLength":250,"description":"A description of the tier."},"maxAssistantMessages":{"type":"integer","nullable":true,"minimum":0,"description":"The maximum number of assistant messages allowed for this tier."},"name":{"type":"string","minLength":3,"maxLength":50,"description":"The name of the tier."},"prompt":{"type":"string","nullable":true,"minLength":3,"maxLength":500,"description":"The prompt associated with the tier to be injected into the agent."}},"required":["description","maxAssistantMessages","name","prompt"]}}}},"responses":{"200":{"description":"The tier was created.","content":{"application/json":{"schema":{"type":"object","properties":{"createdAt":{"type":"string","format":"date-time"},"id":{"type":"string","format":"uuid","description":"A UUID v4 string that identifies an entity."},"updatedAt":{"type":"string","format":"date-time"},"description":{"type":"string","minLength":3,"maxLength":250,"description":"A description of the tier."},"maxAssistantMessages":{"type":"integer","nullable":true,"minimum":0,"description":"The maximum number of assistant messages allowed for this tier."},"name":{"type":"string","minLength":3,"maxLength":50,"description":"The name of the tier."},"prompt":{"type":"string","nullable":true,"minLength":3,"maxLength":500,"description":"The prompt associated with the tier to be injected into the agent."},"workspaceId":{"type":"string","format":"uuid","description":"The ID of the workspace this tier belongs to."}},"required":["createdAt","id","updatedAt","description","maxAssistantMessages","name","prompt","workspaceId"]}}}},"401":{"description":"Unauthorized.","content":{"application/json":{"schema":{"type":"object","properties":{"code":{"type":"string","description":"The error code."},"cta":{"type":"object","properties":{"type":{"type":"string","enum":["support-contact"]},"url":{"type":"string","format":"uri"}},"required":["type","url"],"description":"The error call-to-action."},"feedback":{"type":"object","properties":{"enUs":{"type":"string"},"esEs":{"type":"string"},"ptBr":{"type":"string"}},"description":"The error feedback."},"message":{"type":"string","description":"The error message."},"name":{"type":"string","description":"The error name."}},"required":["feedback","message","name"],"description":"The description of a known exception."}}}},"409":{"description":"Tier name already exists in this workspace.","content":{"application/json":{"schema":{"type":"object","properties":{"code":{"type":"string","description":"The error code."},"cta":{"type":"object","properties":{"type":{"type":"string","enum":["support-contact"]},"url":{"type":"string","format":"uri"}},"required":["type","url"],"description":"The error call-to-action."},"feedback":{"type":"object","properties":{"enUs":{"type":"string"},"esEs":{"type":"string"},"ptBr":{"type":"string"}},"description":"The error feedback."},"message":{"type":"string","description":"The error message."},"name":{"type":"string","description":"The error name."}},"required":["feedback","message","name"],"description":"The description of a known exception."}}}}}}}}}
```

## GET /api/v1/tiers/{id}

> Retrieves a tier.

```json
{"openapi":"3.1.0","info":{"title":"Public API","version":"1.0.0"},"servers":[{"description":"API Server","url":"https://api.endless.zaia.app"}],"paths":{"/api/v1/tiers/{id}":{"get":{"description":"Retrieves a tier.","tags":["Tiers"],"parameters":[{"schema":{"type":"string","format":"uuid","description":"A UUID v4 string that identifies an entity."},"required":true,"description":"A UUID v4 string that identifies an entity.","name":"id","in":"path"},{"schema":{"type":"string","description":"The API key to use for authentication. Can be created in the api keys section on the workspace settings page."},"required":true,"description":"The API key to use for authentication. Can be created in the api keys section on the workspace settings page.","name":"authorization","in":"header"}],"responses":{"200":{"description":"Retrieves a tier.","content":{"application/json":{"schema":{"type":"object","properties":{"createdAt":{"type":"string","format":"date-time"},"id":{"type":"string","format":"uuid","description":"A UUID v4 string that identifies an entity."},"updatedAt":{"type":"string","format":"date-time"},"description":{"type":"string","minLength":3,"maxLength":250,"description":"A description of the tier."},"maxAssistantMessages":{"type":"integer","nullable":true,"minimum":0,"description":"The maximum number of assistant messages allowed for this tier."},"name":{"type":"string","minLength":3,"maxLength":50,"description":"The name of the tier."},"prompt":{"type":"string","nullable":true,"minLength":3,"maxLength":500,"description":"The prompt associated with the tier to be injected into the agent."},"workspaceId":{"type":"string","format":"uuid","description":"The ID of the workspace this tier belongs to."}},"required":["createdAt","id","updatedAt","description","maxAssistantMessages","name","prompt","workspaceId"]}}}},"401":{"description":"Unauthorized.","content":{"application/json":{"schema":{"type":"object","properties":{"code":{"type":"string","description":"The error code."},"cta":{"type":"object","properties":{"type":{"type":"string","enum":["support-contact"]},"url":{"type":"string","format":"uri"}},"required":["type","url"],"description":"The error call-to-action."},"feedback":{"type":"object","properties":{"enUs":{"type":"string"},"esEs":{"type":"string"},"ptBr":{"type":"string"}},"description":"The error feedback."},"message":{"type":"string","description":"The error message."},"name":{"type":"string","description":"The error name."}},"required":["feedback","message","name"],"description":"The description of a known exception."}}}},"404":{"description":"Tier not found.","content":{"application/json":{"schema":{"type":"object","properties":{"code":{"type":"string","description":"The error code."},"cta":{"type":"object","properties":{"type":{"type":"string","enum":["support-contact"]},"url":{"type":"string","format":"uri"}},"required":["type","url"],"description":"The error call-to-action."},"feedback":{"type":"object","properties":{"enUs":{"type":"string"},"esEs":{"type":"string"},"ptBr":{"type":"string"}},"description":"The error feedback."},"message":{"type":"string","description":"The error message."},"name":{"type":"string","description":"The error name."}},"required":["feedback","message","name"],"description":"The description of a known exception."}}}}}}}}}
```

## DELETE /api/v1/tiers/{id}

> Removes a tier.

```json
{"openapi":"3.1.0","info":{"title":"Public API","version":"1.0.0"},"servers":[{"description":"API Server","url":"https://api.endless.zaia.app"}],"paths":{"/api/v1/tiers/{id}":{"delete":{"description":"Removes a tier.","tags":["Tiers"],"parameters":[{"schema":{"type":"string","format":"uuid","description":"A UUID v4 string that identifies an entity."},"required":true,"description":"A UUID v4 string that identifies an entity.","name":"id","in":"path"},{"schema":{"type":"string","description":"The API key to use for authentication. Can be created in the api keys section on the workspace settings page."},"required":true,"description":"The API key to use for authentication. Can be created in the api keys section on the workspace settings page.","name":"authorization","in":"header"}],"responses":{"200":{"description":"The tier was removed.","content":{"application/json":{"schema":{"type":"object","properties":{"message":{"type":"string","description":"An informative message for a call that has no effective result to be returned."}},"required":["message"]}}}},"401":{"description":"Unauthorized.","content":{"application/json":{"schema":{"type":"object","properties":{"code":{"type":"string","description":"The error code."},"cta":{"type":"object","properties":{"type":{"type":"string","enum":["support-contact"]},"url":{"type":"string","format":"uri"}},"required":["type","url"],"description":"The error call-to-action."},"feedback":{"type":"object","properties":{"enUs":{"type":"string"},"esEs":{"type":"string"},"ptBr":{"type":"string"}},"description":"The error feedback."},"message":{"type":"string","description":"The error message."},"name":{"type":"string","description":"The error name."}},"required":["feedback","message","name"],"description":"The description of a known exception."}}}},"404":{"description":"Tier not found.","content":{"application/json":{"schema":{"type":"object","properties":{"code":{"type":"string","description":"The error code."},"cta":{"type":"object","properties":{"type":{"type":"string","enum":["support-contact"]},"url":{"type":"string","format":"uri"}},"required":["type","url"],"description":"The error call-to-action."},"feedback":{"type":"object","properties":{"enUs":{"type":"string"},"esEs":{"type":"string"},"ptBr":{"type":"string"}},"description":"The error feedback."},"message":{"type":"string","description":"The error message."},"name":{"type":"string","description":"The error name."}},"required":["feedback","message","name"],"description":"The description of a known exception."}}}}}}}}}
```

## PATCH /api/v1/tiers/{id}

> Updates a tier.

```json
{"openapi":"3.1.0","info":{"title":"Public API","version":"1.0.0"},"servers":[{"description":"API Server","url":"https://api.endless.zaia.app"}],"paths":{"/api/v1/tiers/{id}":{"patch":{"description":"Updates a tier.","tags":["Tiers"],"parameters":[{"schema":{"type":"string","format":"uuid","description":"A UUID v4 string that identifies an entity."},"required":true,"description":"A UUID v4 string that identifies an entity.","name":"id","in":"path"},{"schema":{"type":"string","description":"The API key to use for authentication. Can be created in the api keys section on the workspace settings page."},"required":true,"description":"The API key to use for authentication. Can be created in the api keys section on the workspace settings page.","name":"authorization","in":"header"}],"requestBody":{"required":true,"content":{"application/json":{"schema":{"type":"object","properties":{"description":{"type":"string","minLength":3,"maxLength":250,"description":"A description of the tier."},"maxAssistantMessages":{"type":"integer","nullable":true,"minimum":0,"description":"The maximum number of assistant messages allowed for this tier."},"name":{"type":"string","minLength":3,"maxLength":50,"description":"The name of the tier."},"prompt":{"type":"string","nullable":true,"minLength":3,"maxLength":500,"description":"The prompt associated with the tier to be injected into the agent."}}}}}},"responses":{"200":{"description":"The tier was updated.","content":{"application/json":{"schema":{"type":"object","properties":{"createdAt":{"type":"string","format":"date-time"},"id":{"type":"string","format":"uuid","description":"A UUID v4 string that identifies an entity."},"updatedAt":{"type":"string","format":"date-time"},"description":{"type":"string","minLength":3,"maxLength":250,"description":"A description of the tier."},"maxAssistantMessages":{"type":"integer","nullable":true,"minimum":0,"description":"The maximum number of assistant messages allowed for this tier."},"name":{"type":"string","minLength":3,"maxLength":50,"description":"The name of the tier."},"prompt":{"type":"string","nullable":true,"minLength":3,"maxLength":500,"description":"The prompt associated with the tier to be injected into the agent."},"workspaceId":{"type":"string","format":"uuid","description":"The ID of the workspace this tier belongs to."}},"required":["createdAt","id","updatedAt","description","maxAssistantMessages","name","prompt","workspaceId"]}}}},"401":{"description":"Unauthorized.","content":{"application/json":{"schema":{"type":"object","properties":{"code":{"type":"string","description":"The error code."},"cta":{"type":"object","properties":{"type":{"type":"string","enum":["support-contact"]},"url":{"type":"string","format":"uri"}},"required":["type","url"],"description":"The error call-to-action."},"feedback":{"type":"object","properties":{"enUs":{"type":"string"},"esEs":{"type":"string"},"ptBr":{"type":"string"}},"description":"The error feedback."},"message":{"type":"string","description":"The error message."},"name":{"type":"string","description":"The error name."}},"required":["feedback","message","name"],"description":"The description of a known exception."}}}},"404":{"description":"Tier not found.","content":{"application/json":{"schema":{"type":"object","properties":{"code":{"type":"string","description":"The error code."},"cta":{"type":"object","properties":{"type":{"type":"string","enum":["support-contact"]},"url":{"type":"string","format":"uri"}},"required":["type","url"],"description":"The error call-to-action."},"feedback":{"type":"object","properties":{"enUs":{"type":"string"},"esEs":{"type":"string"},"ptBr":{"type":"string"}},"description":"The error feedback."},"message":{"type":"string","description":"The error message."},"name":{"type":"string","description":"The error name."}},"required":["feedback","message","name"],"description":"The description of a known exception."}}}},"409":{"description":"Tier name already exists in this workspace.","content":{"application/json":{"schema":{"type":"object","properties":{"code":{"type":"string","description":"The error code."},"cta":{"type":"object","properties":{"type":{"type":"string","enum":["support-contact"]},"url":{"type":"string","format":"uri"}},"required":["type","url"],"description":"The error call-to-action."},"feedback":{"type":"object","properties":{"enUs":{"type":"string"},"esEs":{"type":"string"},"ptBr":{"type":"string"}},"description":"The error feedback."},"message":{"type":"string","description":"The error message."},"name":{"type":"string","description":"The error name."}},"required":["feedback","message","name"],"description":"The description of a known exception."}}}}}}}}}
```