> ## Documentation Index > Fetch the complete documentation index at: https://docs.outbound.dev/llms.txt > Use this file to discover all available pages before exploring further. # Suggest company filter values > Suggests company names (`company`), headquarters places (`location`, values of `headquartersCity`) or states (`state`, values of `headquartersStateName`) as they are typed. `orgType=investor` narrows company names to investors, for the `investors` filter. Free. **Scope:** search. Read-only keys may call it. ## OpenAPI ````yaml /openapi.json get /v1/companies/autocomplete openapi: 3.1.0 info: title: outbound.dev API version: v1 description: Find people and companies, and see what every call costs, with one API key. servers: - url: https://api.outbound.dev security: [] tags: - name: People description: >- Search people with filters, a saved search or a plain-language query, count matches and look up filter values. - name: Companies description: >- Search companies, count matches, name one company by its name, domain or LinkedIn page, and list its people. - name: Saved searches description: Keep a search under a title and run it again, for people or for companies. - name: Jobs description: >- Long tasks a call started: their progress, what they produced and what they were charged. - name: Account description: >- The calling key and its organization, its rate limits, and revoking the key. - name: Billing description: The balance, the ledger of every change to it, and the price list. - name: Usage and requests description: >- Calls and spend by day, and the record of every request of the last 30 days. paths: /v1/companies/autocomplete: get: tags: - Companies summary: Suggest company filter values description: >- Suggests company names (`company`), headquarters places (`location`, values of `headquartersCity`) or states (`state`, values of `headquartersStateName`) as they are typed. `orgType=investor` narrows company names to investors, for the `investors` filter. Free. **Scope:** search. Read-only keys may call it. operationId: getCompaniesAutocomplete parameters: - name: field in: query required: true description: >- The filter to suggest values for: company names, headquarters places, or states. schema: type: string enum: - company - location - state - name: q in: query required: true description: What has been typed so far, two characters or more. schema: type: string minLength: 2 maxLength: 200 example: mae - name: orgType in: query required: false description: >- `investor` narrows `field=company` to investors. Only with `field=company`. schema: type: string enum: - investor - name: countries in: query required: false description: >- Only with `field=state`: comma-separated countries whose states to suggest, as `USA` or `US`. Without it, every country's. schema: type: string maxLength: 1000 pattern: ^[A-Za-z]{2,3}(\s*,\s*[A-Za-z]{2,3})*$ - name: excludedCountries in: query required: false description: >- Only with `field=state`: comma-separated countries whose states to leave out. schema: type: string maxLength: 1000 pattern: ^[A-Za-z]{2,3}(\s*,\s*[A-Za-z]{2,3})*$ responses: '200': description: Suggested values for the filter. headers: X-Request-Id: $ref: '#/components/headers/RequestId' X-Charged-Usd: $ref: '#/components/headers/ChargedUsd' X-Balance-Usd: $ref: '#/components/headers/BalanceUsd' RateLimit-Limit: $ref: '#/components/headers/RateLimitLimit' RateLimit-Remaining: $ref: '#/components/headers/RateLimitRemaining' RateLimit-Reset: $ref: '#/components/headers/RateLimitReset' content: application/json: schema: type: object required: - field - suggestions properties: field: type: string enum: - company - location - state suggestions: type: array items: type: object required: - name additionalProperties: true properties: name: type: string description: The value to send in the filter. domain: type: string description: >- For `field=company`: the company's website domain, when known. country: type: string description: >- For `field=state`: the state's country, which tells same-named states apart. example: field: company suggestions: - name: A.P. Moller - Maersk domain: maersk.com '429': $ref: '#/components/responses/RateLimited' 4XX: $ref: '#/components/responses/Error' 5XX: $ref: '#/components/responses/ServerError' security: - apiKey: [] components: headers: RequestId: description: The request's id. Quote it when you write to support. schema: type: string example: req_6a1f0c2b9d4e8a7f3c5b2e10 ChargedUsd: description: What this call cost, in US dollars as an exact six-decimal string. schema: type: string example: '0.000500' BalanceUsd: description: >- The organization's balance after this call, in US dollars as an exact six-decimal string. schema: type: string example: '9.999500' RateLimitLimit: description: >- The calls allowed in the window of the route's limit with the fewest calls left. schema: type: integer example: 20 RateLimitRemaining: description: The calls left in that window. schema: type: integer example: 19 RateLimitReset: description: Seconds until that window resets. schema: type: integer example: 42 RetryAfter: description: Seconds to wait before calling again. schema: type: integer example: 42 responses: RateLimited: description: >- Too many calls. Wait the seconds in Retry-After, then call again. The body is empty. headers: Retry-After: $ref: '#/components/headers/RetryAfter' X-Request-Id: $ref: '#/components/headers/RequestId' RateLimit-Limit: $ref: '#/components/headers/RateLimitLimit' RateLimit-Remaining: $ref: '#/components/headers/RateLimitRemaining' RateLimit-Reset: $ref: '#/components/headers/RateLimitReset' Error: description: The request was refused. The body names the reason in `error.code`. headers: X-Request-Id: $ref: '#/components/headers/RequestId' content: application/json: schema: $ref: '#/components/schemas/Error' ServerError: description: >- Something failed on our side and nothing was charged. Retry with backoff; quote X-Request-Id if it persists. The body is empty. headers: X-Request-Id: $ref: '#/components/headers/RequestId' schemas: Error: type: object required: - error properties: error: type: object required: - code - message - doc_url properties: code: type: string description: >- Stable and machine-readable: branch on it. It never changes meaning. message: type: string description: >- A human-readable explanation for logs. It may be reworded at any time. param: type: string description: The request field the error is about, when there is one. doc_url: type: string description: The code's entry in the errors reference. request_id: type: string description: >- The request's id, as in the X-Request-Id header. Quote it to support. example: error: code: insufficient_balance message: Your balance cannot cover this call. Add funds and try again. doc_url: https://outbound.dev/docs/errors#insufficient_balance request_id: req_6a1f0c2b9d4e8a7f3c5b2e10 securitySchemes: apiKey: type: http scheme: bearer description: >- An API key from the console, starting `ob_live_`, sent as `Authorization: Bearer `. ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.