find_apisBrowse and filter every API in the catalog.
get_api_artifactsOne API's artifacts, grouped by type.
get_openapiThe primary OpenAPI for this API.
find_similar_apisAPIs that look like this one.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This API

curl "https://apis.io/api/v1/apis/indexed-vc:indexed-vc-investors-api"

All apis

curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

openapi: 3.2.0
info:
  title: Indexed.vc Investors API
  version: 1.0.0
  description: 'Company intelligence API providing comprehensive data on private companies,

    funding history, and investor relationships.'
  contact:
    name: Indexed.vc Support
    url: https://indexed.vc
  license:
    name: Proprietary
servers:
- url: https://indexed.vc/api/v1
  description: Production
security:
- ApiKeyAuth: []
tags:
- name: Investors
paths:
  /investors:
    get:
      operationId: searchInvestors
      summary: Search investors
      description: Search and filter investors. Free within the daily quota; paid plans spend 1 credit per nonempty page afterward. Free stops at its daily quota.
      parameters:
      - name: q
        in: query
        schema:
          type: string
          maxLength: 200
      - name: types
        in: query
        schema:
          type: string
        description: 'Comma-separated: vc, pe, angel, cvc, accelerator, family_office, etc.'
      - name: stages
        in: query
        schema:
          type: string
        description: 'Comma-separated: seed, series_a, series_b, etc.'
      - name: industries
        in: query
        schema:
          type: string
        description: Comma-separated industry preferences
      - name: countries
        in: query
        schema:
          type: string
      - name: minAum
        in: query
        schema:
          type: integer
          minimum: 0
      - name: maxAum
        in: query
        schema:
          type: integer
          minimum: 0
      - name: minCompleteness
        in: query
        schema:
          type: integer
          minimum: 0
          maximum: 64
        description: Minimum data_completeness_score — skip thin records
      - name: updated_since
        in: query
        schema:
          type: string
          format: date-time
        description: 'Incremental sync: only records modified at/after this ISO date or timestamp (updated_at watermark). Combine with cursor pagination for drift-free delta pulls.'
      - name: sort
        in: query
        schema:
          type: string
          enum:
          - name
          - aum
          - portfolio_count
          - total_investments
          - last_investment_date
          - data_completeness_score
      - name: order
        in: query
        schema:
          type: string
          enum:
          - asc
          - desc
      - name: page
        in: query
        schema:
          type: integer
          minimum: 1
          default: 1
      - name: limit
        in: query
        schema:
          type: integer
          minimum: 1
          maximum: 100
          default: 25
      - name: cursor
        in: query
        schema:
          type: string
        description: Paid plans only. Keyset cursor for sequential bulk pulls. Free keys use page=1 through page=3. Pass meta.next_cursor from the prior page; ignores page/sort.
      - name: reveal_status
        in: query
        schema:
          type: string
          enum:
          - all
          - revealed
          - unrevealed
          default: all
      responses:
        '200':
          description: Search results (full public cards with reveal flags)
          headers:
            X-Request-Id:
              schema:
                type: string
                format: uuid
            X-Credits-Cost:
              schema:
                type: integer
          content:
            application/json:
              schema:
                type: object
                required:
                - data
                - meta
                properties:
                  data:
                    type: array
                    items:
                      $ref: '#/components/schemas/InvestorCard'
                  meta:
                    $ref: '#/components/schemas/SearchPageMeta'
        '400':
          $ref: '#/components/responses/ValidationError'
        '401':
          $ref: '#/components/responses/AuthError'
        '402':
          $ref: '#/components/responses/PaymentRequired'
        '429':
          $ref: '#/components/responses/RateLimited'
      tags:
      - Investors
  /investors/{slug}:
    get:
      operationId: getInvestor
      summary: Get investor by slug
      description: 'Fetch a single investor profile. Same depth pricing as companies:

        slim (1), standard (2), full (3 credits).

        Full includes portfolio_companies, investments, and sub_funds.'
      parameters:
      - name: slug
        in: path
        required: true
        schema:
          type: string
          pattern: ^[a-z0-9][a-z0-9-]*[a-z0-9]$
      - name: depth
        in: query
        schema:
          type: string
          enum:
          - slim
          - standard
          - full
          default: standard
      responses:
        '200':
          description: Investor profile
          headers:
            X-Request-Id:
              schema:
                type: string
                format: uuid
            X-Credits-Cost:
              schema:
                type: integer
          content:
            application/json:
              schema:
                type: object
                required:
                - data
                properties:
                  data:
                    $ref: '#/components/schemas/InvestorProfile'
        '400':
          $ref: '#/components/responses/ValidationError'
        '401':
          $ref: '#/components/responses/AuthError'
        '404':
          $ref: '#/components/responses/NotFoundError'
        '503':
          description: Credit service or prior-charge cache unavailable (SYSTEM_ERROR). Cache-read failures do not charge. A lost deduction response can have an unknown billing outcome; check credit usage before retrying.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ApiError'
      tags:
      - Investors
components:
  schemas:
    InvestorProfile:
      type: object
      required:
      - id
      - name
      - slug
      description: Shape varies by depth parameter (slim/standard/full)
      properties:
        id:
          type: string
          format: uuid
        name:
          type: string
        slug:
          type: string
        data_as_of:
          type:
          - string
          - 'null'
          format: date-time
          description: Last verified enrichment timestamp; null when unknown.
        logo_url:
          type:
          - string
          - 'null'
        website:
          type:
          - string
          - 'null'
        investor_type:
          type:
          - string
          - 'null'
        description:
          type:
          - string
          - 'null'
        hq_city:
          type:
          - string
          - 'null'
        hq_country:
          type:
          - string
          - 'null'
        total_investments_count:
          type:
          - integer
          - 'null'
        portfolio_company_count:
          type:
          - integer
          - 'null'
        total_capital_deployed:
          type:
          - integer
          - 'null'
          description: Null at slim/standard depth or when undisclosed.
        avg_check_size:
          type:
          - integer
          - 'null'
          description: Null at slim/standard depth or when undisclosed.
        typical_check_size_min:
          type:
          - integer
          - 'null'
          description: Null at slim/standard depth or when undisclosed.
        typical_check_size_max:
          type:
          - integer
          - 'null'
          description: Null at slim/standard depth or when undisclosed.
        portfolio_companies:
          type: array
          description: Only present at depth=full
          items:
            type: object
            properties:
              company_name:
                type: string
              company_slug:
                type: string
              company_logo_url:
                type:
                - string
                - 'null'
              industries:
                type: array
                items:
                  type: string
              hq_country:
                type:
                - string
                - 'null'
        investments:
          type: array
          description: Only present at depth=full
          items:
            type: object
            properties:
              company_name:
                type: string
              company_slug:
                type: string
              event_type:
                type: string
              date:
                type:
                - string
                - 'null'
                format: date
              amount:
                type:
                - integer
                - 'null'
              is_lead:
                type: boolean
        sub_funds:
          type: array
          description: Only present at depth=full
          items:
            type: object
            properties:
              id:
                type: string
                format: uuid
              name:
                type: string
              slug:
                type: string
    ApiError:
      type: object
      required:
      - error
      - code
      properties:
        error:
          type: string
          description: Human-readable error message
        code:
          type: string
          description: Machine-readable error code
        reason:
          type: string
          enum:
          - credits_exhausted
          - overage_cap_reached
          - no_active_period
        remaining:
          type: integer
          minimum: 0
        top_up_url:
          type: string
          format: uri
        top_up_pack:
          type: object
          properties:
            id:
              type: string
              example: pack_5k
            credits:
              type: integer
              example: 5000
            price_cents:
              type: integer
              example: 20000
        request_id:
          type: string
          format: uuid
          description: Correlation ID (also in X-Request-Id header)
        details:
          type: array
          description: Present for validation errors
          items:
            type: object
            properties:
              field:
                type: string
              message:
                type: string
    InvestorCard:
      type: object
      required:
      - id
      - name
      - slug
      - _revealed
      properties:
        id:
          type: string
          format: uuid
        name:
          type: string
        slug:
          type: string
        logo_url:
          type:
          - string
          - 'null'
        website:
          type:
          - string
          - 'null'
        investor_type:
          type:
          - string
          - 'null'
          enum:
          - vc
          - pe
          - growth_equity
          - hedge_fund
          - cvc
          - family_office
          - sovereign_wealth
          - accelerator
          - incubator
          - angel_group
          - angel
          - individual
          - bank
          - other
          - null
        hq_city:
          type:
          - string
          - 'null'
        hq_country:
          type:
          - string
          - 'null'
        total_investments_count:
          type:
          - integer
          - 'null'
        _revealed:
          type: boolean
          description: true when this account has unlocked the entity's depth within 12 months
    SearchPageMeta:
      type: object
      required:
      - total
      - page
      - limit
      - hasMore
      - revealed_count
      - unrevealed_count
      - search_quota
      properties:
        total:
          type: integer
          description: Total matches (always full count, regardless of reveal_status filter)
        page:
          type: integer
        limit:
          type: integer
        hasMore:
          type: boolean
        revealed_count:
          type: integer
        unrevealed_count:
          type: integer
        all_revealed:
          type: boolean
          description: Present when reveal_status=unrevealed but all matches are already revealed
        next_cursor:
          type:
          - string
          - 'null'
          description: Opaque continuation token for a paid key; null means the final page. Pass it as the cursor query parameter.
        search_quota:
          type: object
          required:
          - per_day
          - used_today
          - remaining_today
          - resets_at
          properties:
            per_day:
              type: integer
            used_today:
              type: integer
            remaining_today:
              type: integer
            resets_at:
              type: string
              format: date-time
            note:
              type: string
              description: Present when this page used paid credits beyond the daily quota
        depth:
          type: object
          description: Only present while this page contains unrevealed results; points to the full-record endpoint
          required:
          - endpoint
          - cost_credits
          - unlocks
          - docs
          properties:
            endpoint:
              type: string
            cost_credits:
              type: integer
            unlocks:
              type: array
              items:
                type: string
            docs:
              type: string
              format: uri
            free_plan:
              type: object
              description: Present when the key's plan does not have full API access
              required:
              - credits_per_month
              - full_records_per_month
              properties:
                credits_per_month:
                  type: integer
                full_records_per_month:
                  type: integer
        alternate_entities:
          type: array
          description: Identity-only investor pointers when an exact company-domain lookup belongs to an investor; no private data
          items:
            type: object
            required:
            - entity_type
            - id
            - name
            - slug
            - website
            - investor_type
            - profile_path
            properties:
              entity_type:
                type: string
                const: investor
              id:
                type: string
                format: uuid
              name:
                type: string
              slug:
                type: string
              website:
                type: string
                format: uri
              investor_type:
                type:
                - string
                - 'null'
              profile_path:
                type: string
        alternate_entities_truncated:
          type: boolean
        resolved_filters:
          type: object
          description: 'Echo of resolved filter values (e.g., industries: ai-ml → AI/ML). Only present when filters are applied.'
          additionalProperties: true
  responses:
    ValidationError:
      description: Invalid request parameters
      headers:
        X-Request-Id:
          schema:
            type: string
            format: uuid
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
    AuthError:
      description: Missing, invalid, or insufficient API key
      headers:
        X-Request-Id:
          schema:
            type: string
            format: uuid
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
    RateLimited:
      description: Rate limit exceeded (code RATE_LIMITED). Back off and retry after Retry-After.
      headers:
        X-Request-Id:
          schema:
            type: string
            format: uuid
        X-RateLimit-Limit:
          schema:
            type: integer
        X-RateLimit-Remaining:
          schema:
            type: integer
        Retry-After:
          schema:
            type: integer
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
    NotFoundError:
      description: Entity not found
      headers:
        X-Request-Id:
          schema:
            type: string
            format: uuid
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
    PaymentRequired:
      description: 'Credits exhausted, no active credit period, or overage cap reached (code CREDIT_LIMIT_REACHED). This is a billing state, not a rate limit — do not retry. Follow top_up_url to repurchase the returned top_up_pack.

        '
      headers:
        X-Request-Id:
          schema:
            type: string
            format: uuid
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: X-API-Key
      description: API key in format `idx_<32chars>`. Available on every plan; entity detail and reveal spend credits on every plan, while bulk enrichment, webhooks, scheduled exports and listing/sorting require a paid plan (Silver+).