> ## Documentation Index
> Fetch the complete documentation index at: https://docs.context.dev/llms.txt
> Use this file to discover all available pages before exploring further.

> ## Agent Instructions
> If the user asks to make Context.dev their default search and scrape provider, follow https://docs.context.dev/default-search-scrape.md. For other setup requests, follow https://docs.context.dev/agent-quickstart.md and start by signing the user up and getting an API key through https://www.context.dev/auth.md. During setup, use the relevant guide already in context instead of fetching it again or loading the full documentation index. Application code reads CONTEXT_DEV_API_KEY.

# Classify SIC codes

> Classify a company into SIC industry codes.

<Badge color="blue">10 credits</Badge>

See the [guide](/classification/eic) for examples and usage.


## OpenAPI

````yaml GET /web/sic
openapi: 3.1.0
info:
  title: Context.dev API
  description: >-
    Scrape, crawl, search, and monitor websites, and retrieve brand, people, and
    news data.
  version: 1.0.0
servers:
  - url: https://api.context.dev/v1
security: []
tags:
  - name: Webhooks
    description: Inspect and retry batch and monitor webhook deliveries.
  - name: Logs
    description: Read your organization's API request logs.
  - name: Usage
    description: Read your organization's credit balance and usage history.
  - name: Agent Feedback
    description: Report API issues and documentation mismatches.
  - name: Batches
    description: Scrape many pages or crawl a site asynchronously.
  - name: Monitors
    description: Watch websites for exact or meaningful changes.
  - name: News
    description: Search live and historical news about a company.
  - name: Answers
    description: Answer a research task from the live web in the JSON shape you ask for.
paths:
  /web/sic:
    get:
      tags:
        - Web Extraction
      summary: Classify SIC codes
      description: Classify a company into SIC industry codes.
      parameters:
        - schema:
            type: string
            minLength: 4
            description: >-
              Brand domain or title to retrieve SIC code for. If a valid domain
              is provided, it will be used for classification, otherwise, we
              will search for the brand using the provided title.
          required: true
          description: >-
            Brand domain or title to retrieve SIC code for. If a valid domain is
            provided, it will be used for classification, otherwise, we will
            search for the brand using the provided title.
          name: input
          in: query
        - schema:
            type: string
            enum:
              - original_sic
              - latest_sec
            default: original_sic
            description: >-
              SIC dataset: `original_sic` (1987) or `latest_sec` (current SEC
              list).
          required: false
          description: >-
            SIC dataset: `original_sic` (1987) or `latest_sec` (current SEC
            list).
          name: type
          in: query
        - schema:
            type: integer
            minimum: 1
            maximum: 10
            default: 1
            description: >-
              Minimum number of SIC codes to return. Must be at least 1.
              Defaults to 1.
          required: false
          description: >-
            Minimum number of SIC codes to return. Must be at least 1. Defaults
            to 1.
          name: minResults
          in: query
        - schema:
            type: integer
            minimum: 1
            maximum: 10
            default: 5
            description: >-
              Maximum number of SIC codes to return. Must be between 1 and 10.
              Defaults to 5.
          required: false
          description: >-
            Maximum number of SIC codes to return. Must be between 1 and 10.
            Defaults to 5.
          name: maxResults
          in: query
        - schema:
            $ref: '#/components/schemas/PartialTimeout'
          required: false
          description: Request deadline and what to return when it passes.
          style: deepObject
          explode: true
          name: timeoutOpts
          in: query
        - schema:
            type: string
            enum:
              - enabled
              - disabled
            default: disabled
            description: >-
              `enabled` turns on zero data retention. Returns 403
              `ZDR_NOT_ENABLED` unless your organization has ZDR.
          required: false
          description: >-
            `enabled` turns on zero data retention. Returns 403
            `ZDR_NOT_ENABLED` unless your organization has ZDR.
          name: zdr
          in: query
        - $ref: '#/components/parameters/RequestTags'
      responses:
        '200':
          description: Successful response
          headers:
            X-Request-Id:
              $ref: '#/components/headers/RequestId'
            X-RateLimit-Limit:
              $ref: '#/components/headers/RateLimitLimit'
            X-RateLimit-Remaining:
              $ref: '#/components/headers/RateLimitRemaining'
            X-RateLimit-Reset:
              $ref: '#/components/headers/RateLimitReset'
            X-RateLimit-Mode:
              $ref: '#/components/headers/RateLimitMode'
            X-Context-ZDR:
              description: >-
                Present with the value true when zero data retention was
                requested and honored.
              schema:
                type: string
                enum:
                  - 'true'
          content:
            application/json:
              schema:
                type: object
                properties:
                  partial:
                    type: boolean
                    description: >-
                      True when the timeout ended processing and this response
                      contains only usable results completed so far. Unfinished
                      results are omitted.
                  status:
                    type: string
                    description: Always `ok` on success.
                  domain:
                    type: string
                    description: Domain found for the brand
                  type:
                    type: string
                    description: Industry classification type, for sic api it will be `sic`
                  classification:
                    type: string
                    enum:
                      - original_sic
                      - latest_sec
                    description: >-
                      Echoes back which SIC dataset was used to classify the
                      brand.
                  codes:
                    type: array
                    items:
                      type: object
                      properties:
                        code:
                          type: string
                          description: SIC code (4-digit).
                        name:
                          type: string
                          description: SIC industry title.
                        confidence:
                          type: string
                          enum:
                            - high
                            - medium
                            - low
                          description: >-
                            Confidence level for how well this SIC code matches
                            the company description.
                        majorGroup:
                          type: string
                          description: >-
                            2-digit major group identifier (the leading two
                            digits of the code). Only present when
                            `classification` is `original_sic`.
                        majorGroupName:
                          type: string
                          description: >-
                            Description of the 2-digit major group. Only present
                            when `classification` is `original_sic`.
                        office:
                          type: string
                          description: >-
                            SEC review office responsible for filings under this
                            code. Only present when `classification` is
                            `latest_sec`.
                      required:
                        - code
                        - name
                        - confidence
                    description: >-
                      Array of SIC codes with confidence scores. Extra fields
                      depend on the requested classification: `original_sic`
                      results include `majorGroup` and `majorGroupName`;
                      `latest_sec` results include `office`.
                  key_metadata:
                    $ref: '#/components/schemas/KeyMetadata'
                  request_id:
                    $ref: '#/components/schemas/RequestId'
                required:
                  - request_id
        '400':
          description: >-
            Invalid input, company not found (`NOT_FOUND`), or the website could
            not be read.
          headers:
            X-Request-Id:
              $ref: '#/components/headers/RequestId'
            X-RateLimit-Limit:
              $ref: '#/components/headers/RateLimitLimit'
            X-RateLimit-Remaining:
              $ref: '#/components/headers/RateLimitRemaining'
            X-RateLimit-Reset:
              $ref: '#/components/headers/RateLimitReset'
            X-RateLimit-Mode:
              $ref: '#/components/headers/RateLimitMode'
          content:
            application/json:
              schema:
                type: object
                properties:
                  message:
                    type: string
                    description: Human-readable error message.
                  error_code:
                    type: string
                    enum:
                      - INTERNAL_ERROR
                      - VALID
                      - NOT_FOUND
                      - FORBIDDEN
                      - USAGE_EXCEEDED
                      - RATE_LIMITED
                      - UNAUTHORIZED
                      - DISABLED
                      - INSUFFICIENT_PERMISSIONS
                      - TIMEOUT_EXCEEDS_MAXIMUM
                      - WEBSITE_ACCESS_ERROR
                      - WEBSITE_NOT_FOUND
                      - WEBSITE_BLOCKED
                      - INPUT_VALIDATION_ERROR
                    description: Machine-readable error code.
                  key_metadata:
                    $ref: '#/components/schemas/KeyMetadata'
                  request_id:
                    $ref: '#/components/schemas/RequestId'
                required:
                  - request_id
        '401':
          description: Missing or invalid API key, or no credits left (`USAGE_EXCEEDED`).
          headers:
            X-Request-Id:
              $ref: '#/components/headers/RequestId'
            X-RateLimit-Limit:
              $ref: '#/components/headers/RateLimitLimit'
            X-RateLimit-Remaining:
              $ref: '#/components/headers/RateLimitRemaining'
            X-RateLimit-Reset:
              $ref: '#/components/headers/RateLimitReset'
            X-RateLimit-Mode:
              $ref: '#/components/headers/RateLimitMode'
          content:
            application/json:
              schema:
                type: object
                properties:
                  error_code:
                    type: string
                    enum:
                      - INTERNAL_ERROR
                      - VALID
                      - NOT_FOUND
                      - FORBIDDEN
                      - USAGE_EXCEEDED
                      - RATE_LIMITED
                      - UNAUTHORIZED
                      - DISABLED
                      - INSUFFICIENT_PERMISSIONS
                      - TIMEOUT_EXCEEDS_MAXIMUM
                      - WEBSITE_ACCESS_ERROR
                      - INPUT_VALIDATION_ERROR
                    description: Machine-readable error code.
                  key_metadata:
                    $ref: '#/components/schemas/KeyMetadata'
                  request_id:
                    $ref: '#/components/schemas/RequestId'
                required:
                  - request_id
        '408':
          description: Request Timeout
          headers:
            X-Request-Id:
              $ref: '#/components/headers/RequestId'
            X-RateLimit-Limit:
              $ref: '#/components/headers/RateLimitLimit'
            X-RateLimit-Remaining:
              $ref: '#/components/headers/RateLimitRemaining'
            X-RateLimit-Reset:
              $ref: '#/components/headers/RateLimitReset'
            X-RateLimit-Mode:
              $ref: '#/components/headers/RateLimitMode'
          content:
            application/json:
              schema:
                type: object
                properties:
                  message:
                    type: string
                    description: Timeout error message
                  error_code:
                    type: string
                    enum:
                      - REQUEST_TIMEOUT
                    description: Error code indicating request timeout
                  key_metadata:
                    $ref: '#/components/schemas/KeyMetadata'
                  request_id:
                    $ref: '#/components/schemas/RequestId'
                required:
                  - request_id
        '429':
          $ref: '#/components/responses/RateLimited'
      security:
        - bearerAuth: []
components:
  schemas:
    PartialTimeout:
      type: object
      properties:
        milliseconds:
          type: integer
          minimum: 1000
          maximum: 300000
          description: Deadline in milliseconds.
        behavior:
          type: string
          enum:
            - fail
            - return-partial
          default: fail
          description: >-
            "fail" returns 408 at the deadline. "return-partial" returns
            available results; inspect the response’s partial flag.
      required:
        - milliseconds
      additionalProperties: false
      description: Request deadline and what to return when it passes.
    KeyMetadata:
      type: object
      properties:
        credits_consumed:
          type: integer
          description: Credits charged for this request.
        credits_remaining:
          type: integer
          description: Credits remaining for your organization.
      required:
        - credits_consumed
        - credits_remaining
      description: Credits this request used and your remaining balance.
    RequestId:
      type: string
      format: uuid
      description: >-
        Unique ID of this request, also in `X-Request-Id`. Include it when
        contacting support.
      example: 3f1c2a6e-8b4d-4c1e-9f0a-2d7b5e6c8a91
    RequestTags:
      type: array
      items:
        type: string
        minLength: 1
        maxLength: 50
      maxItems: 20
      description: Labels for filtering usage in the dashboard.
      example:
        - production
        - team-alpha
  parameters:
    RequestTags:
      name: tags
      in: query
      required: false
      style: form
      explode: false
      schema:
        $ref: '#/components/schemas/RequestTags'
      description: >-
        Comma-separated labels for filtering usage, e.g.
        `production,team-alpha`.
      example: production,team-alpha
  headers:
    RequestId:
      description: Unique ID of this request; also `request_id` in JSON bodies.
      schema:
        type: string
        format: uuid
    RateLimitLimit:
      description: >-
        Maximum request units per minute, or maximum concurrent requests when
        X-RateLimit-Mode is concurrency.
      schema:
        type: integer
        minimum: 1
    RateLimitRemaining:
      description: >-
        Request units remaining in the current minute, or concurrent requests
        still available when X-RateLimit-Mode is concurrency.
      schema:
        type: integer
        minimum: 0
    RateLimitReset:
      description: >-
        Unix timestamp in seconds when the per-minute rate limit resets. Omitted
        for concurrency limits.
      schema:
        type: integer
    RateLimitMode:
      description: >-
        Set to concurrency when the organization is limited by concurrent
        requests. Omitted for per-minute limits.
      schema:
        type: string
        enum:
          - concurrency
  responses:
    RateLimited:
      description: Rate limit exceeded
      headers:
        X-Request-Id:
          $ref: '#/components/headers/RequestId'
        X-RateLimit-Limit:
          $ref: '#/components/headers/RateLimitLimit'
        X-RateLimit-Remaining:
          $ref: '#/components/headers/RateLimitRemaining'
        X-RateLimit-Reset:
          $ref: '#/components/headers/RateLimitReset'
        X-RateLimit-Mode:
          $ref: '#/components/headers/RateLimitMode'
        Retry-After:
          description: Seconds to wait before retrying.
          schema:
            type: integer
            minimum: 1
            maximum: 60
      content:
        application/json:
          schema:
            type: object
            properties:
              message:
                type: string
                description: Human-readable error message.
              error_code:
                type: string
                enum:
                  - RATE_LIMITED
                description: Error code indicating the rate limit was exceeded
              key_metadata:
                $ref: '#/components/schemas/KeyMetadata'
              request_id:
                $ref: '#/components/schemas/RequestId'
            required:
              - request_id
              - message
              - error_code
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: >-
        Send `Authorization: Bearer <API_KEY>`. Keys have full access unless
        restricted to scopes.

````

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