> ## Documentation Index > Fetch the complete documentation index at: https://docs.peopledatalabs.com/llms.txt > Use this file to discover all available pages before exploring further. # Input Parameters - Autocomplete API ## Required Parameters ### `api_key` | Type | Description | Default | Example | | :------- | :------------------- | :------ | :------ | | `String` | Your secret API key. | | | Your API Key **must** be included in either the request header or the `api_key` parameter. For more information about request authentication, see the [Authentication](https://docs.peopledatalabs.com/docs/authentication) page.
### `field` | Type | Description | | :-------------- | :----------------------------------------------------------------- | | `Enum (String)` | The field that the API will generate autocomplete suggestions for. | Autocomplete suggestions will be generated based on the corresponding field(s) in the [Person Schema](https://docs.peopledatalabs.com/docs/fields). For example, setting `field=industry` will generate autocomplete suggestions for the [`industry`](https://docs.peopledatalabs.com/docs/fields#industry), [`job_company_industry`](https://docs.peopledatalabs.com/docs/fields#job_company_industry), and [`experience.company.industry`](https://docs.peopledatalabs.com/docs/fields#experiencecompany) person fields. See the table below for the supported Autocomplete `field` values and their corresponding Person fields: {`

Autocomplete `field` Value	Corresponding Person Fields
`all_location`	Variable based on the type of location returned (see `country`, `region`, `location_name`)
`class`	• `job_title_class` • `experience.title.class`
`company`	• `job_company_name` • `experience.company.name`
`country`	• `location_country` • `countries` • `street_addresses.country` • `job_company_location_country` • `experience.company.location.country`
`industry`	• `industry` • `job_company_industry` • `experience.company.industry`
`location` (DEPRECATED - use `location_name` instead)	• `location_name` • `location_names` • `street_addresses.name` • `job_company_location_name` • `experience.location_names` • `experience.company.location.name`
`location_name`	• `location_name` • `location_names` • `street_addresses.name` • `job_company_location_name` • `experience.location_names` • `experience.company.location.name`
`major`	• `education.majors` • `education.minors`
`region`	• `location_region` • `regions` • `street_addresses.region` • `job_company_location_region` • `experience.company.location.region`
`role`	• `job_title_role` • `experience.title.role`
`school`	• `education.school.name`
`sub_role`	• `job_title_sub_role` • `experience.title.sub_role`
`skill`	• `skills`
`title`	• `job_title` • `experience.title.name`
`website`	• `job_company_website` • `experience.company.website`

`} *** ## Optional Parameters ### `text` | Type | Description | Default | | :------- | :------------------------------------------- | :------ | | `String` | The starting text to use for autocompletion. | `""` | **Example** Let's see how the Autocomplete API behaves when we progressively build out `tesla` in the `text` field. Each call below represents a separate Autocomplete API call, where we keep updating the `text` field while keeping all other input parameters the same. For each call, we show the input parameters and the top returned result. > 📘 Note: Click the Triangles To Expand Each of the API Calls Below > > Each call demonstrates the input parameters and the top result that the Autocomplete API returns. **API Call 1:**

text = ""

Input Parameters: ```json params = { "field": "company", "text": "", "pretty": true, "api_key": API_KEY, } ``` Top Autocomplete Result: ```json "data": [ { "count": 501510, "name": "ibm", "meta": { "website": "ibm.com", "industry": "information technology and services", "location": "new york, new york, united states" } }, ```

**API Call 2:**

text = "t"

Input Parameters: ```json params = { "field": "company", "text": "t", "pretty": true, "api_key": API_KEY, } ``` Top Autocomplete Result: ```json "data": [ { "count": 361642, "name": "tata consultancy services", "meta": { "website": "tcs.com", "industry": "information technology and services", "location": "bombay, maharashtra, india" } }, ```

**API Call 3:**

text = "te"

Input Parameters: ```json params = { "field": "company", "text": "te", "pretty": true, "api_key": API_KEY, } ``` Top Autocomplete Result: ```json "data": [ { "count": 102762, "name": "tech mahindra", "meta": { "website": "techmahindra.com", "industry": "information technology and services", "location": "pune, maharashtra, india" } }, ```

**API Call 4:**

text = "tes"

Input Parameters: ```json params = { "field": "company", "text": "tes", "pretty": true, "api_key": API_KEY, } ``` Top Autocomplete Result: ```json "data": [ { "count": 49735, "name": "tesco", "meta": { "website": "tescoplc.com", "industry": "retail", "location": "welwyn garden city, hertfordshire, united kingdom" } }, ```

**API Call 5:**

text = "tesl"

Input Parameters: ```json params = { "field": "company", "text": "tesl", "pretty": true, "api_key": API_KEY, } ``` Top Autocomplete Result: ```json "data": [ { "count": 39992, "name": "tesla", "meta": { "website": "tesla.com", "industry": "automotive", "location": "palo alto, california, united states" } }, ```

**API Call 6:**

text = "tesla"

Input Parameters: ```json params = { "field": "company", "text": "tesla", "pretty": true, "api_key": API_KEY, } ``` Top Autocomplete Result: ```json "data": [ { "count": 39992, "name": "tesla", "meta": { "website": "tesla.com", "industry": "automotive", "location": "palo alto, california, united states" } }, ```