> ## Documentation Index > Fetch the complete documentation index at: https://docs.particle.pro/llms.txt > Use this file to discover all available pages before exploring further. # List company competitors > Returns a paginated list of competitors for a company, ordered by prominence (news coverage volume, market cap, podcast appearances, Wikidata notability) so the largest / most-newsworthy competitors come first. Each result includes a competitive basis describing the relationship. Identify the company by slug (e.g., 'apple'), domain, or ID. ## OpenAPI ````yaml /openapi.json get /v1/companies/{id}/competitors openapi: 3.1.0 info: description: Public API for Particle — news intelligence, financial data, and analysis. title: Particle API version: 0.1.0 servers: - url: https://api.particle.pro security: - ApiKeyHeader: [] - BearerAuth: [] paths: /v1/companies/{id}/competitors: get: tags: - Companies - tier:premium summary: List company competitors description: >- Returns a paginated list of competitors for a company, ordered by prominence (news coverage volume, market cap, podcast appearances, Wikidata notability) so the largest / most-newsworthy competitors come first. Each result includes a competitive basis describing the relationship. Identify the company by slug (e.g., 'apple'), domain, or ID. operationId: list-company-competitors parameters: - description: Results per page explode: false in: query name: limit schema: default: 25 description: Results per page format: int64 maximum: 100 minimum: 1 type: integer - description: Opaque pagination cursor from previous response explode: false in: query name: cursor schema: description: Opaque pagination cursor from previous response type: string - description: Company slug (e.g., 'apple'), domain (e.g., 'apple.com'), or ID in: path name: id required: true schema: description: Company slug (e.g., 'apple'), domain (e.g., 'apple.com'), or ID type: string responses: '200': content: application/json: schema: $ref: '#/components/schemas/PageCompetitor' description: OK default: content: application/problem+json: schema: $ref: '#/components/schemas/PlatformError' description: Error x-codeSamples: - label: cURL lang: curl source: |- curl -H "X-API-Key: $PARTICLE_API_KEY" \ "https://api.particle.pro/v1/companies/{id}/competitors?limit=25" components: schemas: PageCompetitor: additionalProperties: false properties: cursor: description: Pass to next request for more results type: string data: description: List of results items: $ref: '#/components/schemas/Competitor' type: - array - 'null' has_more: description: Whether more results exist type: boolean required: - data - has_more type: object PlatformError: additionalProperties: false properties: detail: description: >- A human-readable explanation specific to this occurrence of the problem. examples: - Property foo is required but is missing. type: string error_code: type: string errors: description: Optional list of individual error details items: $ref: '#/components/schemas/ErrorDetail' type: - array - 'null' instance: description: >- A URI reference that identifies the specific occurrence of the problem. examples: - https://example.com/error-log/abc123 format: uri type: string resolve: $ref: '#/components/schemas/ErrorResolve' status: description: HTTP status code examples: - 400 format: int64 type: integer title: description: >- A short, human-readable summary of the problem type. This value should not change between occurrences of the error. examples: - Bad Request type: string type: default: about:blank description: A URI reference to human-readable documentation for the error. examples: - https://example.com/errors/example format: uri type: string type: object Competitor: additionalProperties: false properties: company: $ref: '#/components/schemas/Company' description: The competing company competitive_basis: description: Rationale for the competitive relationship type: string required: - company type: object ErrorDetail: additionalProperties: false properties: location: description: >- Where the error occurred, e.g. 'body.items[3].tags' or 'path.thing-id' type: string message: description: Error message text type: string value: description: The value at the given location type: object ErrorResolve: additionalProperties: false properties: action: type: string endpoint: type: string message: type: string method: type: string url: type: string required: - message type: object Company: additionalProperties: false properties: description: description: Company description type: string id: description: Unique identifier type: string identifiers: $ref: '#/components/schemas/CompanyIdentifiers' description: External identifiers name: description: Company name type: string updated_at: description: Last updated timestamp format: date-time type: string required: - id - name type: object CompanyIdentifiers: additionalProperties: false properties: cik: description: SEC Central Index Key type: string domain: description: Company domain type: string entity: $ref: '#/components/schemas/EntityCompact' description: Linked knowledge graph entity qid: description: Wikidata QID type: string ticker: description: Primary stock ticker symbol type: string type: object EntityCompact: additionalProperties: false properties: company: $ref: '#/components/schemas/EntityCompany' description: Linked company record, if this entity is a known company description: description: Short description type: string id: description: Entity ID type: string image_url: description: Entity image URL type: string name: description: Entity name type: string person: $ref: '#/components/schemas/EntityPerson' description: Linked person record, if this entity is a known person slug: description: Human-readable slug identifier type: string type: $ref: '#/components/schemas/EntityType' description: Category. Omitted when the entity falls outside the supported set. wikipedia_url: description: Wikipedia URL type: string required: - id - slug - name type: object EntityCompany: additionalProperties: false properties: domain: description: Company website domain type: string id: description: Company identifier type: string ticker: description: Primary stock ticker symbol type: string required: - id type: object EntityPerson: additionalProperties: false properties: company: description: Current company name type: string id: description: Person identifier type: string image_url: description: Person headshot URL type: string title: description: Current role title type: string required: - id type: object EntityType: additionalProperties: false properties: name: description: Human-friendly display label (e.g. 'Company'). type: string slug: description: >- Stable identifier, safe to pass to the type query parameter (e.g. 'company'). type: string required: - slug - name type: object securitySchemes: ApiKeyHeader: description: Pass your API key in the X-API-Key header (recommended). in: header name: X-API-Key type: apiKey BearerAuth: description: Pass your API key as a Bearer token in the Authorization header. scheme: bearer type: http ````