> For the complete documentation index, see [llms.txt](https://docs.hos.accessacloud.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.hos.accessacloud.com/evo-recipes-api/allergens.md).

# Allergens

Allergen reference data (global and tenant-specific)

## List allergens

> Returns all allergens visible to the authenticated organisation, ordered by name ascending. Includes both global allergens (tenantId is null) and tenant-specific allergens.

```json
{"openapi":"3.0.1","info":{"title":"EvoDishesRecipes APIM Operations API","version":"0.1"},"tags":[{"name":"Allergens","description":"Allergen reference data (global and tenant-specific)"}],"servers":[{"url":"https://api.hos.accessacloud.com/evo/dishes-recipes/v1","description":"Production"},{"url":"https://api-dev.hos.accessacloud.com/evo/dishes-recipes/v1","description":"Development"},{"url":"https://api-staging.hos.accessacloud.com/evo/dishes-recipes/v1","description":"Staging"}],"security":[{"bearerAuth":[]}],"components":{"securitySchemes":{"bearerAuth":{"type":"http","scheme":"bearer","bearerFormat":"JWT","description":"OAuth2 client credentials JWT obtained from the Access Identity M2M token endpoint (`POST https://api.hos.accessacloud.com/platform/m2m-auth/v1/token`). The token request must use `grant_type=client_credentials` with `audience=fandb-platform-api evo-dishes-recipes` and `scope=fandb.read fandb.write openid <organisationId>`, where `<organisationId>` is the calling organisation's GUID. The response returns `{ \"access_token\": \"<JWT>\", \"expires_in\": 3599, \"scope\": \"fandb.read fandb.write openid <organisationId>\", \"token_type\": \"bearer\" }`. Tokens expire after `expires_in` seconds (typically ~1 hour). APIM validates the token at the gateway. The token's `scp` claim must also carry the caller's organisation ID as a bare GUID; the backend resolves the tenant by matching that GUID case-insensitively against either the `id` or the `workspace_org_id` column. A token with no organisation GUID is rejected with `401`, and one carrying more than one distinct organisation GUID with `403`."}},"parameters":{"PageSize":{"name":"page_size","in":"query","required":false,"description":"Number of items per page. Clamped to the range [1, 500]. Defaults to 100.","schema":{"type":"integer","minimum":1,"maximum":500,"default":100}},"Cursor":{"name":"cursor","in":"query","required":false,"description":"Opaque cursor for keyset pagination. Pass the next_cursor value from a previous response to fetch the next page.","schema":{"type":"string"}}},"schemas":{"PaginatedResponse":{"type":"object","required":["data","pagination"],"properties":{"data":{"type":"array","items":{}},"pagination":{"$ref":"#/components/schemas/Pagination"}}},"Pagination":{"type":"object","required":["page_size","has_next_page","next_cursor"],"properties":{"page_size":{"type":"integer","description":"The page size used for this request."},"has_next_page":{"type":"boolean","description":"Whether more results exist beyond this page."},"next_cursor":{"type":"string","nullable":true,"description":"Cursor to pass as the cursor query parameter for the next page. Null when there are no more results."}}},"Allergen":{"type":"object","required":["id","code","name","active","severity","createdAt","updatedAt"],"properties":{"id":{"type":"string","description":"Unique allergen identifier (CUID)."},"code":{"type":"string","description":"Unique allergen code following the EU 14 major allergens convention (e.g. CELERY, CRUSTACEANS, EGGS, FISH, GLUTEN, LUPIN, MILK, MOLLUSCS, MUSTARD, NUTS, PEANUTS, SESAME, SOYBEANS, SULPHITES)."},"name":{"type":"string"},"description":{"type":"string","nullable":true},"active":{"type":"boolean"},"severity":{"type":"string","enum":["MILD","MODERATE","SEVERE","LIFE_THREATENING"]},"gs1Code":{"type":"string","nullable":true,"description":"GS1 standard allergen code."},"parentId":{"type":"string","nullable":true,"description":"Parent allergen ID for hierarchical allergen grouping."},"vitalReferenceDose":{"type":"number","nullable":true,"description":"VITAL reference dose in milligrams."},"tenantId":{"type":"string","nullable":true,"description":"Null for global/system allergens. Set for tenant-specific custom allergens."},"createdAt":{"type":"string","format":"date-time"},"updatedAt":{"type":"string","format":"date-time"}}},"Error":{"type":"object","required":["error"],"properties":{"error":{"type":"string","description":"Human-readable error message."},"code":{"type":"string","description":"Stable machine-readable error code (e.g. INVALID_QUERY_PARAMETER, MISSING_PATH_PARAMETER, RESOURCE_NOT_FOUND, INTERNAL_ERROR)."},"parameter":{"type":"string","description":"The offending query or path parameter, when applicable."}}}},"responses":{"Unauthorized":{"description":"Missing, invalid, or expired authorization token.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/Error"}}}},"Forbidden":{"description":"The token does not grant access to exactly one organisation, so no tenant can be resolved from it.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/Error"}}}},"OrganizationNotFound":{"description":"No tenant found matching the organisation GUID in the token's `scp` claim.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/Error"}}}},"InternalServerError":{"description":"Unexpected server error.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/Error"}}}}}},"paths":{"/apim/allergens":{"get":{"operationId":"GetAllergens","summary":"List allergens","description":"Returns all allergens visible to the authenticated organisation, ordered by name ascending. Includes both global allergens (tenantId is null) and tenant-specific allergens.","tags":["Allergens"],"parameters":[{"$ref":"#/components/parameters/PageSize"},{"$ref":"#/components/parameters/Cursor"}],"responses":{"200":{"description":"Paginated list of allergens.","content":{"application/json":{"schema":{"allOf":[{"$ref":"#/components/schemas/PaginatedResponse"},{"type":"object","properties":{"data":{"type":"array","items":{"$ref":"#/components/schemas/Allergen"}}}}]}}}},"401":{"$ref":"#/components/responses/Unauthorized"},"403":{"$ref":"#/components/responses/Forbidden"},"404":{"$ref":"#/components/responses/OrganizationNotFound"},"500":{"$ref":"#/components/responses/InternalServerError"}}}}}}
```


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