Materials Project website screenshot

Materials Project

The Materials Project API provides direct access to the Materials Project database, a large-scale computational materials science database with data on tens of thousands of materials. The API is offered free of charge and supports machine learning, automated analysis, and bulk data downloads.

1 APIs 0 Features
ChemistryMaterials SciencePhysicsResearchScientific Computing

APIs

Materials Project API

The Materials Project API allows anyone to have direct access to current, up-to-date information from the Materials Project database in a structured way, enabling analysis, mach...

Collections

Pricing Plans

Rate Limits

Materials Project Rate Limits

5 limits

RATE LIMITS

FinOps

Resources

🌐
Portal
Portal
🔗
Documentation
Documentation
👥
GitHubOrganization
GitHubOrganization
📝
Signup
Signup
🔗
LlmsText
LlmsText

Sources

Raw ↑
opencollection: 1.0.0
info:
  name: Materials Project API
  version: 0.86.4rc5.dev1+g77c2c1315
request:
  auth:
    type: apikey
    key: X-API-KEY
    value: '{{X-API-KEY}}'
    placement: header
items:
- info:
    name: DOIs
    type: folder
  items:
  - info:
      name: Get DOIDoc documents
      type: http
    http:
      method: GET
      url: '{{baseUrl}}/doi/'
      params:
      - name: material_ids
        value: ''
        type: query
        description: Comma-separated list of material_id values to query on
      - name: _page
        value: ''
        type: query
        description: Page number to request (takes precedent over _limit and _skip).
      - name: _per_page
        value: ''
        type: query
        description: Number of entries to show per page (takes precedent over _limit and _skip). Limited to 1000.
      - name: _skip
        value: ''
        type: query
        description: Number of entries to skip in the search.
      - name: _limit
        value: ''
        type: query
        description: Max number of entries to return in a single query. Limited to 1000.
      - name: _fields
        value: ''
        type: query
        description: 'Fields to project from DOIDoc as a list of comma separated strings.                    Fields include:
          `doi` `bibtex` `material_id`'
      - name: _all_fields
        value: ''
        type: query
        description: Include all fields.
    docs: Get DOIDoc documents
- info:
    name: Materials
    type: folder
  items:
  - info:
      name: Get MaterialsDoc documents
      type: http
    http:
      method: GET
      url: '{{baseUrl}}/materials/core/blessed_tasks/'
      params:
      - name: run_type
        value: ''
        type: query
        description: Calculation run type of blessed task data
      - name: energy_min
        value: ''
        type: query
        description: Minimum total uncorrected DFT energy in eV/atom
      - name: energy_max
        value: ''
        type: query
        description: Maximum total uncorrected DFT energy in eV/atom
      - name: material_ids
        value: ''
        type: query
        description: Comma-separated list of material_id values to query on
      - name: formula
        value: ''
        type: query
        description: Query by formula including anonymized formula or by including wild cards. A comma delimited string list
          of anonymous formulas or regular formulas can also be provided.
      - name: chemsys
        value: ''
        type: query
        description: A comma delimited string list of chemical systems. Wildcards for unknown elements only supported for
          single chemsys queries
      - name: elements
        value: ''
        type: query
        description: Query by elements in the material composition as a comma-separated list
      - name: exclude_elements
        value: ''
        type: query
        description: Query by excluded elements in the material composition as a comma-separated list
      - name: task_ids
        value: ''
        type: query
        description: Comma-separated list of task_ids to query on
      - name: deprecated
        value: ''
        type: query
        description: Whether the material is marked as deprecated
      - name: nsites_max
        value: ''
        type: query
        description: Query for maximum value of nsites
      - name: nsites_min
        value: ''
        type: query
        description: Query for minimum value of nsites
      - name: nsites
        value: ''
        type: query
        description: Query for nsites being equal to an exact value
      - name: nsites_not_eq
        value: ''
        type: query
        description: Query for nsites being not equal to an exact value
      - name: nsites_eq_any
        value: ''
        type: query
        description: Query for nsites being any of these values. Provide a comma separated list.
      - name: nsites_neq_any
        value: ''
        type: query
        description: Query for nsites being not any of these values.                             Provide a comma separated
          list.
      - name: nelements_max
        value: ''
        type: query
        description: Query for maximum value of nelements
      - name: nelements_min
        value: ''
        type: query
        description: Query for minimum value of nelements
      - name: nelements
        value: ''
        type: query
        description: Query for nelements being equal to an exact value
      - name: nelements_not_eq
        value: ''
        type: query
        description: Query for nelements being not equal to an exact value
      - name: nelements_eq_any
        value: ''
        type: query
        description: Query for nelements being any of these values. Provide a comma separated list.
      - name: nelements_neq_any
        value: ''
        type: query
        description: Query for nelements being not any of these values.                             Provide a comma separated
          list.
      - name: volume_max
        value: ''
        type: query
        description: Query for maximum value of volume
      - name: volume_min
        value: ''
        type: query
        description: Query for minimum value of volume
      - name: density_max
        value: ''
        type: query
        description: Query for maximum value of density
      - name: density_min
        value: ''
        type: query
        description: Query for minimum value of density
      - name: density_atomic_max
        value: ''
        type: query
        description: Query for maximum value of density_atomic
      - name: density_atomic_min
        value: ''
        type: query
        description: Query for minimum value of density_atomic
      - name: _page
        value: ''
        type: query
        description: Page number to request (takes precedent over _limit and _skip).
      - name: _per_page
        value: ''
        type: query
        description: Number of entries to show per page (takes precedent over _limit and _skip). Limited to 1000.
      - name: _skip
        value: ''
        type: query
        description: Number of entries to skip in the search.
      - name: _limit
        value: ''
        type: query
        description: Max number of entries to return in a single query. Limited to 1000.
      - name: license
        value: ''
        type: query
        description: Query by license. Can be commercial or non-commercial, or both
      - name: _fields
        value: ''
        type: query
        description: 'Fields to project from MaterialsDoc as a list of comma separated strings.                    Fields
          include: `builder_meta` `nsites` `elements` `nelements` `composition` `composition_reduced` `formula_pretty` `formula_anonymous`
          `chemsys` `volume` `density` `density_atomic` `symmetry` `material_id` `deprecated` `deprecation_reasons` `last_updated`
          `origins` `warnings` `structure` `initial_structures` `task_ids` `deprecated_tasks` `calc_types` `created_at` `task_types`
          `run_types` `entries`'
      - name: _all_fields
        value: ''
        type: query
        description: Include all fields.
    docs: Get MaterialsDoc documents
  - info:
      name: Post FindStructure documents
      type: http
    http:
      method: POST
      url: '{{baseUrl}}/materials/core/find_structure/'
      params:
      - name: ltol
        value: ''
        type: query
        description: Fractional length tolerance. Default is 0.2.
      - name: stol
        value: ''
        type: query
        description: Site tolerance. Defined as the fraction of the average free                     length per atom := (
          V / Nsites ) ** (1/3). Default is 0.3.
      - name: angle_tol
        value: ''
        type: query
        description: Angle tolerance in degrees. Default is 5 degrees.
      - name: _limit
        value: ''
        type: query
        description: Maximum number of matches to show. Defaults to 1, only showing the best match.
      body:
        type: json
        data: '{}'
    docs: Post FindStructure documents
  - info:
      name: Get FormulaAutocomplete documents
      type: http
    http:
      method: GET
      url: '{{baseUrl}}/materials/core/formula_autocomplete/'
      params:
      - name: formula
        value: ''
        type: query
        description: Human readable chemical formula.
      - name: limit
        value: ''
        type: query
        description: Maximum number of matches to show. Defaults to 10.
    docs: Get FormulaAutocomplete documents
  - info:
      name: Get MaterialsDoc documents
      type: http
    http:
      method: GET
      url: '{{baseUrl}}/materials/core/'
      params:
      - name: material_ids
        value: ''
        type: query
        description: Comma-separated list of material_id values to query on
      - name: formula
        value: ''
        type: query
        description: Query by formula including anonymized formula or by including wild cards. A comma delimited string list
          of anonymous formulas or regular formulas can also be provided.
      - name: chemsys
        value: ''
        type: query
        description: A comma delimited string list of chemical systems. Wildcards for unknown elements only supported for
          single chemsys queries
      - name: elements
        value: ''
        type: query
        description: Query by elements in the material composition as a comma-separated list
      - name: exclude_elements
        value: ''
        type: query
        description: Query by excluded elements in the material composition as a comma-separated list
      - name: task_ids
        value: ''
        type: query
        description: Comma-separated list of task_ids to query on
      - name: crystal_system
        value: ''
        type: query
        description: Crystal system of the material. If a comma-separated string, will query by multiple crystal systems.
      - name: spacegroup_number
        value: ''
        type: query
        description: Space group number of the material. If a comma-separated string, will query by multiple space group numbers.
      - name: spacegroup_symbol
        value: ''
        type: query
        description: Space group symbol of the material. If a comma-separated string, will query by multiple space group numbers.
      - name: deprecated
        value: ''
        type: query
        description: Whether the material is marked as deprecated
      - name: nsites_max
        value: ''
        type: query
        description: Query for maximum value of nsites
      - name: nsites_min
        value: ''
        type: query
        description: Query for minimum value of nsites
      - name: nsites
        value: ''
        type: query
        description: Query for nsites being equal to an exact value
      - name: nsites_not_eq
        value: ''
        type: query
        description: Query for nsites being not equal to an exact value
      - name: nsites_eq_any
        value: ''
        type: query
        description: Query for nsites being any of these values. Provide a comma separated list.
      - name: nsites_neq_any
        value: ''
        type: query
        description: Query for nsites being not any of these values.                             Provide a comma separated
          list.
      - name: nelements_max
        value: ''
        type: query
        description: Query for maximum value of nelements
      - name: nelements_min
        value: ''
        type: query
        description: Query for minimum value of nelements
      - name: nelements
        value: ''
        type: query
        description: Query for nelements being equal to an exact value
      - name: nelements_not_eq
        value: ''
        type: query
        description: Query for nelements being not equal to an exact value
      - name: nelements_eq_any
        value: ''
        type: query
        description: Query for nelements being any of these values. Provide a comma separated list.
      - name: nelements_neq_any
        value: ''
        type: query
        description: Query for nelements being not any of these values.                             Provide a comma separated
          list.
      - name: volume_max
        value: ''
        type: query
        description: Query for maximum value of volume
      - name: volume_min
        value: ''
        type: query
        description: Query for minimum value of volume
      - name: density_max
        value: ''
        type: query
        description: Query for maximum value of density
      - name: density_min
        value: ''
        type: query
        description: Query for minimum value of density
      - name: density_atomic_max
        value: ''
        type: query
        description: Query for maximum value of density_atomic
      - name: density_atomic_min
        value: ''
        type: query
        description: Query for minimum value of density_atomic
      - name: _page
        value: ''
        type: query
        description: Page number to request (takes precedent over _limit and _skip).
      - name: _per_page
        value: ''
        type: query
        description: Number of entries to show per page (takes precedent over _limit and _skip). Limited to 1000.
      - name: _skip
        value: ''
        type: query
        description: Number of entries to skip in the search.
      - name: _limit
        value: ''
        type: query
        description: Max number of entries to return in a single query. Limited to 1000.
      - name: _fields
        value: ''
        type: query
        description: 'Fields to project from MaterialsDoc as a list of comma separated strings.                    Fields
          include: `builder_meta` `nsites` `elements` `nelements` `composition` `composition_reduced` `formula_pretty` `formula_anonymous`
          `chemsys` `volume` `density` `density_atomic` `symmetry` `material_id` `deprecated` `deprecation_reasons` `last_updated`
          `origins` `warnings` `structure` `initial_structures` `task_ids` `deprecated_tasks` `calc_types` `created_at` `task_types`
          `run_types` `entries`'
      - name: _all_fields
        value: ''
        type: query
        description: Include all fields.
      - name: license
        value: ''
        type: query
        description: Query by license. Can be commercial or non-commercial, or both
      - name: batch_id
        value: ''
        type: query
        description: Query by batch identifier
      - name: batch_id_not_eq
        value: ''
        type: query
        description: Exclude batch identifier
      - name: batch_id_eq_any
        value: ''
        type: query
        description: Query by a comma-separated list of batch identifiers
      - name: batch_id_neq_any
        value: ''
        type: query
        description: Exclude a comma-separated list of batch identifiers
    docs: Get MaterialsDoc documents
- info:
    name: Materials Absorption
    type: folder
  items:
  - info:
      name: Get AbsorptionDoc documents
      type: http
    http:
      method: GET
      url: '{{baseUrl}}/materials/absorption/'
      params:
      - name: material_ids
        value: ''
        type: query
        description: Comma-separated list of material_id values to query on
      - name: nsites_max
        value: ''
        type: query
        description: Query for maximum value of nsites
      - name: nsites_min
        value: ''
        type: query
        description: Query for minimum value of nsites
      - name: nsites
        value: ''
        type: query
        description: Query for nsites being equal to an exact value
      - name: nsites_not_eq
        value: ''
        type: query
        description: Query for nsites being not equal to an exact value
      - name: nsites_eq_any
        value: ''
        type: query
        description: Query for nsites being any of these values. Provide a comma separated list.
      - name: nsites_neq_any
        value: ''
        type: query
        description: Query for nsites being not any of these values.                             Provide a comma separated
          list.
      - name: nelements_max
        value: ''
        type: query
        description: Query for maximum value of nelements
      - name: nelements_min
        value: ''
        type: query
        description: Query for minimum value of nelements
      - name: nelements
        value: ''
        type: query
        description: Query for nelements being equal to an exact value
      - name: nelements_not_eq
        value: ''
        type: query
        description: Query for nelements being not equal to an exact value
      - name: nelements_eq_any
        value: ''
        type: query
        description: Query for nelements being any of these values. Provide a comma separated list.
      - name: nelements_neq_any
        value: ''
        type: query
        description: Query for nelements being not any of these values.                             Provide a comma separated
          list.
      - name: volume_max
        value: ''
        type: query
        description: Query for maximum value of volume
      - name: volume_min
        value: ''
        type: query
        description: Query for minimum value of volume
      - name: density_max
        value: ''
        type: query
        description: Query for maximum value of density
      - name: density_min
        value: ''
        type: query
        description: Query for minimum value of density
      - name: density_atomic_max
        value: ''
        type: query
        description: Query for maximum value of density_atomic
      - name: density_atomic_min
        value: ''
        type: query
        description: Query for minimum value of density_atomic
      - name: bandgap_max
        value: ''
        type: query
        description: Query for maximum value of bandgap
      - name: bandgap_min
        value: ''
        type: query
        description: Query for minimum value of bandgap
      - name: _page
        value: ''
        type: query
        description: Page number to request (takes precedent over _limit and _skip).
      - name: _per_page
        value: ''
        type: query
        description: Number of entries to show per page (takes precedent over _limit and _skip). Limited to 1000.
      - name: _skip
        value: ''
        type: query
        description: Number of entries to skip in the search.
      - name: _limit
        value: ''
        type: query
        description: Max number of entries to return in a single query. Limited to 1000.
      - name: _fields
        value: ''
        type: query
        description: 'Fields to project from AbsorptionDoc as a list of comma separated strings.                    Fields
          include: `builder_meta` `nsites` `elements` `nelements` `composition` `composition_reduced` `formula_pretty` `formula_anonymous`
          `chemsys` `volume` `density` `density_atomic` `symmetry` `material_id` `deprecated` `deprecation_reasons` `last_updated`
          `origins` `warnings` `structure` `property_name` `task_id` `energies` `energy_max` `absorption_coefficient` `average_imaginary_dielectric`
          `average_real_dielectric` `bandgap` `nkpoints`'
      - name: _all_fields
        value: ''
        type: query
        description: Include all fields.
    docs: Get AbsorptionDoc documents
- info:
    name: Materials Bonds
    type: folder
  items:
  - info:
      name: Get BondingDoc documents
      type: http
    http:
      method: GET
      url: '{{baseUrl}}/materials/bonds/'
      params:
      - name: material_ids
        value: ''
        type: query
        description: Comma-separated list of material_id values to query on
      - name: max_bond_length_max
        value: ''
        type: query
        description: Maximum value for the maximum bond length in the structure.
      - name: max_bond_length_min
        value: ''
        type: query
        description: Minimum value for the maximum bond length in the structure.
      - name: min_bond_length_max
        value: ''
        type: query
        description: Maximum value for the minimum bond length in the structure.
      - name: min_bond_length_min
        value: ''
        type: query
        description: Minimum value for the minimum bond length in the structure.
      - name: mean_bond_length_max
        value: ''
        type: query
        description: Maximum value for the mean bond length in the structure.
      - name: mean_bond_length_min
        value: ''
        type: query
        description: Minimum value for the mean bond length in the structure.
      - name: coordination_envs
        value: ''
        type: query
        description: Query by coordination environments in the material composition as a comma-separated list (e.g. 'Mo-S(6),S-Mo(3)')
      - name: coordination_envs_anonymous
        value: ''
        type: query
        description: Query by anonymous coordination environments in the material composition as a comma-separated list (e.g.
          'A-B(6),A-B(3)')
      - name: _page
        value: ''
        type: query
        description: Page number to request (takes precedent over _limit and _skip).
      - name: _per_page
        value: ''
        type: query
        description: Number of entries to show per page (takes precedent over _limit and _skip). Limited to 1000.
      - name: _skip
        value: ''
        type: query
        description: Number of entries to skip in the search.
      - name: _limit
        value: ''
        type: query
        description: Max number of entries to return in a single query. Limited to 1000.
      - name: _fields
        value: ''
        type: query
        description: 'Fields to project from BondingDoc as a list of comma separated strings.                    Fields include:
          `builder_meta` `nsites` `elements` `nelements` `composition` `composition_reduced` `formula_pretty` `formula_anonymous`
          `chemsys` `volume` `density` `density_atomic` `symmetry` `material_id` `deprecated` `deprecation_reasons` `last_updated`
          `origins` `warnings` `structure` `property_name` `structure_graph` `method` `bond_types` `bond_length_stats` `coordination_envs`
          `coordination_envs_anonymous`'
      - name: _all_fields
        value: ''
        type: query
        description: Include all fields.
    docs: Get BondingDoc documents
- info:
    name: Materials Chemical Environment
    type: folder
  items:
  - info:
      name: Get ChemEnvDoc documents
      type: http
    http:
      method: GET
      url: '{{baseUrl}}/materials/chemenv/'
      params:
      - name: material_ids
        value: ''
        type: query
        description: Comma-separated list of material_id values to query on
      - name: chemenv_iucr
        value: ''
        type: query
        description: A comma delimited string list of unique (cationic) species in IUCR format.
      - name: chemenv_iupac
        value: ''
        type: query
        description: A comma delimited string list of unique (cationic) species in IUPAC format.
      - name: chemenv_name
        value: ''
        type: query
        description: A comma delimited string list of coordination environment descriptions for unique (cationic) species.
      - name: chemenv_symbol
        value: ''
        type: query
        description: A comma delimited string list of ChemEnv symbols for unique (cationic) species in the structure.
      - name: species
        value: ''
        type: query
        description: A comma delimited string list of unique (cationic) species in the structure.
      - name: csm_min
        value: ''
        type: query
        description: Minimum value of the continous symmetry measure for any site.
      - name: csm_max
        value: ''
        type: query
        description: Maximum value of the continous symmetry measure for any site.
      - name: elements
        value: ''
        type: query
        description: Query by elements in the material composition as a comma-separated list
      - name: exclude_elements
        value: ''
        type: query
        description: Query by excluded elements in the material composition as a comma-separated list
      - name: nsites_max
        value: ''
        type: query
        description: Query for maximum value of nsites
      - name: nsites_min
        value: ''
        type: query
        description: Query for minimum value of nsites
      - name: nsites
        value: ''
        type: query
        description: Query for nsites being equal to an exact value
      - name: nsites_not_eq
        value: ''
        type: query
        description: Query for nsites being not equal to an exact value
      - name: nsites_eq_any
        value: ''
        type: query
        description: Query for nsites being any of these values. Provide a comma separated list.
      - name: nsites_neq_any
        value: ''
        type: query
        description: Query for nsites being not any of these values.                             Provide a comma separated
          list.
      - name: nelements_max
        value: ''
        type: query
        description: Query for maximum value of nelements
      - name: nelements_min
        value: ''
        type: query
        description: Query for minimum value of nelements
      - name: nelements
        value: ''
        type: query
        description: Query for nelements being equal to an exact value
      - name: nelements_not_eq
        value: ''
        type: query
        description: Query for nelements being not equal to an exact value
      - name: nelements_eq_any
        value: ''
        type: query
        description: Query for nelements being any of these values. Provide a comma separated list.
      - name: nelements_neq_any
        value: ''
        type: query
        description: Query for nelements being not any of these values.                             Provide a comma separated
          list.
      - name: volume_max
        value: ''
        type: query
        description: Query for maximum value of volume
      - name: volume_min
        value: ''
        type: query
        description: Query for minimum value of volume
      - name: density_max
        value: ''
        type: query
        description: Query for maximum value of density
      - name: density_min
        value: ''
        type: query
        description: Query for minimum value of density
      - name: density_atomic_max
        value: ''
        type: query
        description: Query for maximum value of density_atomic
      - name: density_atomic_min
        value: ''
        type: query
        description: Query for minimum value of density_atomic
      - name: _page
        value: ''
        type: query
        description: Page number to request (takes precedent over _limit and _skip).
      - name: _per_page
        value: ''
        type: query
        description: Number of entries to show per page (takes precedent over _limit and _skip). Limited to 1000.
      - name: _skip
        value: ''
        type: query
        description: Number of entries to skip in the search.
      - name: _limit
        value: ''
        type: query
        description: Max number of entries to return in a single query. Limited to 1000.
      - name: _fields
        value: ''
        type: query
        description: 'Fields to project from ChemEnvDoc as a list of comma separated strings.                    Fields include:
          `builder_meta` `nsites` `elements` `nelements` `composition` `composition_reduced` `formula_pretty` `formula_anonymous`
          `chemsys` `volume` `density` `density_atomic` `symmetry` `material_id` `deprecated` `deprecation_reasons` `last_updated`
          `origins` `warnings` `structure` `property_name` `valences` `species` `chemenv_symbol` `chemenv_iupac` `chemenv_iucr`
          `chemenv_name` `chemenv_name_with_alternatives` `csm` `method` `mol_from_site_environments` `wyckoff_positions`'
      - name: _all_fields
        value: ''
        type: query
        description: Include all fields.
    docs: Get ChemEnvDoc documents
- info:
    name: Materials Tasks
    type: folder
  items:
  - info:
      name: Get TrajectoryDoc documents
      type: http
    http:
      method: GET
      url: '{{baseUrl}}/materials/tasks/trajectory/'
      params:
      - name: task_ids
        value: ''
        type: query
        description: Comma-separated list of task_ids to query on
      - name: _page
        value: ''
        type: query
        description: Page number to request (takes precedent over _limit and _skip).
      - name: _per_page
        value: ''
        type: query
        description: Number of entries to show per page (takes precedent over _limit and _skip). Limited to 1000.
      - name: _skip
        value: ''
        type: query
        description: Number of entries to skip in the search.
      - name: _limit
        value: ''
        type: query
        description: Max number of entries to return in a single query. Limited to 1000.
    docs: Get TrajectoryDoc documents
  - info:
      name: Get EntryDoc documents
      type: http
    http:
      method: GET
      url: '{{baseUrl}}/materials/tasks/entries/'
      params:
      - name: task_ids
        value: ''
        type: query
        description: Comma-separated list of task_ids to query on
      - name: _page
        value: ''
        type: query
        description: Page number to request (takes precedent over _limit and _skip).
      - name: _per_page
        value: ''
        type: query
        description: Number of entries to show per page (takes precedent over _limit and _skip). Limited to 1000.
      - name: _skip
        value: ''
        type: query
        description: Number of entries to skip in the search.
      - name: _limit
        value: ''
        type: query
        description: Max number of entries to return in a single query. Limited to 1000.
    docs: Get EntryDoc documents
  - info:
      name: Get DeprecationDoc documents
      type: http
    http:
      method: GET
      url: '{{baseUrl}}/materials/tasks/deprecation/'
      params:
      - name: task_ids
        value: ''
        type: query
        description: Comma-separated list of task_ids to query on
      - name: _page
        value: ''
        type: query
        description: Page number to request (takes precedent over _limit and _skip).
      - name: _per_page
        value: ''
        type: query
        description: Number of entries to show per page (takes precedent over _limit and _skip). Limited to 1000.
      - name: _skip
        value: ''
        type: query
        description: Number of entries to skip in the search.
      - name: _limit
        value: ''
        type: query
        description: Max number of entries to return in a single query. Limited to 1000.
    docs: Get DeprecationDoc documents
  - info:
      name: Get TaskDoc documents
      type: http
    http:
      method: GET
      url: '{{baseUrl}}/materials/tasks/'
      params:
      - name: batch_id
        value: ''
        type: query
        description: Query by batch identifier
      - name: batch_id_not_eq
        value: ''
        type: query
        description: Exclude batch identifier
      - name: batch_id_eq_any
        value: ''
        type: query
        description: Query by a comma-separated list of batch identifiers
      - name: batch_id_neq_any
        value: ''
        type: query
        description: Exclude a comma-separated list of batch identifiers
      - name: formula
        value: ''
        type: query
        description: Query by formula including anonymized formula or by including wild cards. A comma delimited string list
          of anonymous formulas or regular formulas can also be provided.
      - name: elements
        value: ''
        type: query
        description: Query by elements in the material composition as a comma-separated list
      - name: exclude_elements
        value: ''
        type: query
        description: Query by excluded elements in the material composition as a comma-separated list
      - name: task_ids
        value: ''
        type: query
        description: Comma-separated list of task_ids to query on
      - name: last_updated_min
        value: ''
        type: query
        description: Minimum last updated UTC datetime
      - name: last_updated_max
        

# --- truncated at 32 KB (145 KB total) ---
# Full source: https://raw.githubusercontent.com/api-evangelist/materials-project/refs/heads/main/apis.yml