Materials Project · Capability
Materials Project API — Materials Magnetism
Materials Project API — Materials Magnetism. 1 operations. Lead operation: Get MagnetismDoc documents. Self-contained Naftiko capability covering one Materials Project business surface.
What You Can Do
GET
Searchmaterialsmagnetismget
— Get MagnetismDoc documents
/v1/materials/magnetism
MCP Tools
get-magnetismdoc-documents
Get MagnetismDoc documents
read-only
idempotent
Capability Spec
naftiko: 1.0.0-alpha2
info:
label: Materials Project API — Materials Magnetism
description: 'Materials Project API — Materials Magnetism. 1 operations. Lead operation: Get MagnetismDoc documents. Self-contained
Naftiko capability covering one Materials Project business surface.'
tags:
- Materials Project
- Materials Magnetism
created: '2026-05-19'
modified: '2026-05-19'
binds:
- namespace: env
keys:
MATERIALS_PROJECT_API_KEY: MATERIALS_PROJECT_API_KEY
capability:
consumes:
- type: http
namespace: materials-project-materials-magnetism
baseUri: ''
description: Materials Project API — Materials Magnetism business capability. Self-contained, no shared references.
resources:
- name: materials-magnetism
path: /materials/magnetism/
operations:
- name: searchmaterialsmagnetismget
method: GET
description: Get MagnetismDoc documents
outputRawFormat: json
outputParameters:
- name: result
type: object
value: $.
inputParameters:
- name: material_ids
in: query
type: string
description: Comma-separated list of material_id values to query on
- name: ordering
in: query
type: string
description: Magnetic ordering of the material.
- name: total_magnetization_max
in: query
type: string
description: Maximum value for the total magnetization.
- name: total_magnetization_min
in: query
type: string
description: Minimum value for the total magnetization.
- name: total_magnetization_normalized_vol_max
in: query
type: string
description: Maximum value for the total magnetization normalized with volume.
- name: total_magnetization_normalized_vol_min
in: query
type: string
description: Minimum value for the total magnetization normalized with volume.
- name: total_magnetization_normalized_formula_units_max
in: query
type: string
description: Maximum value for the total magnetization normalized with formula units.
- name: total_magnetization_normalized_formula_units_min
in: query
type: string
description: Minimum value for the total magnetization normalized with formula units.
- name: num_magnetic_sites_max
in: query
type: string
description: Maximum value for the total number of magnetic sites.
- name: num_magnetic_sites_min
in: query
type: string
description: Minimum value for the total number of magnetic sites.
- name: num_unique_magnetic_sites_max
in: query
type: string
description: Maximum value for the total number of unique magnetic sites.
- name: num_unique_magnetic_sites_min
in: query
type: string
description: Minimum value for the total number of unique magnetic sites.
- name: _page
in: query
type: integer
description: Page number to request (takes precedent over _limit and _skip).
- name: _per_page
in: query
type: integer
description: Number of entries to show per page (takes precedent over _limit and _skip). Limited to 1000.
- name: _skip
in: query
type: integer
description: Number of entries to skip in the search.
- name: _limit
in: query
type: integer
description: Max number of entries to return in a single query. Limited to 1000.
- name: _fields
in: query
type: string
description: 'Fields to project from MagnetismDoc as a list of comma separated strings. Fields
include: `builder_meta` `nsites` `elements` `nelements` `com'
- name: _all_fields
in: query
type: boolean
description: Include all fields.
authentication:
type: apikey
key: X-API-KEY
value: '{{env.MATERIALS_PROJECT_API_KEY}}'
placement: header
exposes:
- type: rest
namespace: materials-project-materials-magnetism-rest
port: 8080
description: REST adapter for Materials Project API — Materials Magnetism. One Spectral-compliant resource per consumed
operation, prefixed with /v1.
resources:
- path: /v1/materials/magnetism
name: materials-magnetism
description: REST surface for materials-magnetism.
operations:
- method: GET
name: searchmaterialsmagnetismget
description: Get MagnetismDoc documents
call: materials-project-materials-magnetism.searchmaterialsmagnetismget
with:
material_ids: rest.material_ids
ordering: rest.ordering
total_magnetization_max: rest.total_magnetization_max
total_magnetization_min: rest.total_magnetization_min
total_magnetization_normalized_vol_max: rest.total_magnetization_normalized_vol_max
total_magnetization_normalized_vol_min: rest.total_magnetization_normalized_vol_min
total_magnetization_normalized_formula_units_max: rest.total_magnetization_normalized_formula_units_max
total_magnetization_normalized_formula_units_min: rest.total_magnetization_normalized_formula_units_min
num_magnetic_sites_max: rest.num_magnetic_sites_max
num_magnetic_sites_min: rest.num_magnetic_sites_min
num_unique_magnetic_sites_max: rest.num_unique_magnetic_sites_max
num_unique_magnetic_sites_min: rest.num_unique_magnetic_sites_min
_page: rest._page
_per_page: rest._per_page
_skip: rest._skip
_limit: rest._limit
_fields: rest._fields
_all_fields: rest._all_fields
outputParameters:
- type: object
mapping: $.
- type: mcp
namespace: materials-project-materials-magnetism-mcp
port: 9090
transport: http
description: MCP adapter for Materials Project API — Materials Magnetism. One tool per consumed operation, routed inline
through this capability's consumes block.
tools:
- name: get-magnetismdoc-documents
description: Get MagnetismDoc documents
hints:
readOnly: true
destructive: false
idempotent: true
call: materials-project-materials-magnetism.searchmaterialsmagnetismget
with:
material_ids: tools.material_ids
ordering: tools.ordering
total_magnetization_max: tools.total_magnetization_max
total_magnetization_min: tools.total_magnetization_min
total_magnetization_normalized_vol_max: tools.total_magnetization_normalized_vol_max
total_magnetization_normalized_vol_min: tools.total_magnetization_normalized_vol_min
total_magnetization_normalized_formula_units_max: tools.total_magnetization_normalized_formula_units_max
total_magnetization_normalized_formula_units_min: tools.total_magnetization_normalized_formula_units_min
num_magnetic_sites_max: tools.num_magnetic_sites_max
num_magnetic_sites_min: tools.num_magnetic_sites_min
num_unique_magnetic_sites_max: tools.num_unique_magnetic_sites_max
num_unique_magnetic_sites_min: tools.num_unique_magnetic_sites_min
_page: tools._page
_per_page: tools._per_page
_skip: tools._skip
_limit: tools._limit
_fields: tools._fields
_all_fields: tools._all_fields
outputParameters:
- type: object
mapping: $.