Cloud Speech-to-Text API

googleapis · Analytics

Analytics No Auth Free & Open analytics media

Converts audio to text by applying powerful neural network models.

Authentication

No authentication requiredFree to use with no key needed.

Sample Requests

GET speech.projects.locations.operations.list

Lists operations that match the specified filter in the request. If the server doesn't support this method, it returns `UNIMPLEMENTED`. NOTE: the `name` binding allows API services to override the binding to use different resource name schemes, such as `users/*/operations`. To override the binding,

https://api.apis.guru/v2/specs/googleapis.com/speech/v2beta1/v2beta1/{name}/operations?alt=json&key=YOUR_API_KEY&fields=example&filter=example&$.xgafv=1&callback=example&pageSize=1&pageToken=example&quotaUser=example&uploadType=example&oauth_token=example&prettyPrint=true&access_token=example&upload_protocol=example

Hover any highlighted part to learn what it does

curl -X GET "https://api.apis.guru/v2/specs/googleapis.com/speech/v2beta1/v2beta1/{name}/operations?alt=json&key=YOUR_API_KEY&fields=example&filter=example&$.xgafv=1&callback=example&pageSize=1&pageToken=example&quotaUser=example&uploadType=example&oauth_token=example&prettyPrint=true&access_token=example&upload_protocol=example"

import requests
params = {
    "alt": "json",
    "key": "YOUR_API_KEY",
    "fields": "example",
    "filter": "example",
    "$.xgafv": "1",
    "callback": "example",
    "pageSize": "1",
    "pageToken": "example",
    "quotaUser": "example",
    "uploadType": "example",
    "oauth_token": "example",
    "prettyPrint": "true",
    "access_token": "example",
    "upload_protocol": "example"
}
response = requests.get(
    "https://api.apis.guru/v2/specs/googleapis.com/speech/v2beta1/v2beta1/{name}/operations",
    params=params,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/googleapis.com/speech/v2beta1/v2beta1/{name}/operations');
url.searchParams.set('alt', 'json');
url.searchParams.set('key', 'YOUR_API_KEY');
url.searchParams.set('fields', 'example');
url.searchParams.set('filter', 'example');
url.searchParams.set('$.xgafv', '1');
url.searchParams.set('callback', 'example');
url.searchParams.set('pageSize', '1');
url.searchParams.set('pageToken', 'example');
url.searchParams.set('quotaUser', 'example');
url.searchParams.set('uploadType', 'example');
url.searchParams.set('oauth_token', 'example');
url.searchParams.set('prettyPrint', 'true');
url.searchParams.set('access_token', 'example');
url.searchParams.set('upload_protocol', 'example');

const response = await fetch(url); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.apis.guru/v2/specs/googleapis.com/speech/v2beta1/v2beta1/{name}/operations")
	q := baseURL.Query()
	q.Set("alt", "json")
	q.Set("key", "YOUR_API_KEY")
	q.Set("fields", "example")
	q.Set("filter", "example")
	q.Set("$.xgafv", "1")
	q.Set("callback", "example")
	q.Set("pageSize", "1")
	q.Set("pageToken", "example")
	q.Set("quotaUser", "example")
	q.Set("uploadType", "example")
	q.Set("oauth_token", "example")
	q.Set("prettyPrint", "true")
	q.Set("access_token", "example")
	q.Set("upload_protocol", "example")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("GET", targetURL, nil)

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.apis.guru/v2/specs/googleapis.com/speech/v2beta1/v2beta1/{name}/operations")
uri.query = URI.encode_www_form({
  "alt" => "json",
  "key" => "YOUR_API_KEY",
  "fields" => "example",
  "filter" => "example",
  "$.xgafv" => "1",
  "callback" => "example",
  "pageSize" => "1",
  "pageToken" => "example",
  "quotaUser" => "example",
  "uploadType" => "example",
  "oauth_token" => "example",
  "prettyPrint" => "true",
  "access_token" => "example",
  "upload_protocol" => "example"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Get.new(uri)

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.apis.guru/v2/specs/googleapis.com/speech/v2beta1/v2beta1/{name}/operations?" . http_build_query([
    "alt" => "json",
    "key" => "YOUR_API_KEY",
    "fields" => "example",
    "filter" => "example",
    "$.xgafv" => "1",
    "callback" => "example",
    "pageSize" => "1",
    "pageToken" => "example",
    "quotaUser" => "example",
    "uploadType" => "example",
    "oauth_token" => "example",
    "prettyPrint" => "true",
    "access_token" => "example",
    "upload_protocol" => "example"
]);
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

GET speech.projects.locations.operations.get

Gets the latest state of a long-running operation. Clients can use this method to poll the operation result at intervals as recommended by the API service.

https://api.apis.guru/v2/specs/googleapis.com/speech/v2beta1/v2beta1/{name}?alt=json&key=YOUR_API_KEY&fields=example&$.xgafv=1&callback=example&quotaUser=example&uploadType=example&oauth_token=example&prettyPrint=true&access_token=example&upload_protocol=example

Hover any highlighted part to learn what it does

curl -X GET "https://api.apis.guru/v2/specs/googleapis.com/speech/v2beta1/v2beta1/{name}?alt=json&key=YOUR_API_KEY&fields=example&$.xgafv=1&callback=example&quotaUser=example&uploadType=example&oauth_token=example&prettyPrint=true&access_token=example&upload_protocol=example"

import requests
params = {
    "alt": "json",
    "key": "YOUR_API_KEY",
    "fields": "example",
    "$.xgafv": "1",
    "callback": "example",
    "quotaUser": "example",
    "uploadType": "example",
    "oauth_token": "example",
    "prettyPrint": "true",
    "access_token": "example",
    "upload_protocol": "example"
}
response = requests.get(
    "https://api.apis.guru/v2/specs/googleapis.com/speech/v2beta1/v2beta1/{name}",
    params=params,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/googleapis.com/speech/v2beta1/v2beta1/{name}');
url.searchParams.set('alt', 'json');
url.searchParams.set('key', 'YOUR_API_KEY');
url.searchParams.set('fields', 'example');
url.searchParams.set('$.xgafv', '1');
url.searchParams.set('callback', 'example');
url.searchParams.set('quotaUser', 'example');
url.searchParams.set('uploadType', 'example');
url.searchParams.set('oauth_token', 'example');
url.searchParams.set('prettyPrint', 'true');
url.searchParams.set('access_token', 'example');
url.searchParams.set('upload_protocol', 'example');

const response = await fetch(url); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.apis.guru/v2/specs/googleapis.com/speech/v2beta1/v2beta1/{name}")
	q := baseURL.Query()
	q.Set("alt", "json")
	q.Set("key", "YOUR_API_KEY")
	q.Set("fields", "example")
	q.Set("$.xgafv", "1")
	q.Set("callback", "example")
	q.Set("quotaUser", "example")
	q.Set("uploadType", "example")
	q.Set("oauth_token", "example")
	q.Set("prettyPrint", "true")
	q.Set("access_token", "example")
	q.Set("upload_protocol", "example")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("GET", targetURL, nil)

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.apis.guru/v2/specs/googleapis.com/speech/v2beta1/v2beta1/{name}")
uri.query = URI.encode_www_form({
  "alt" => "json",
  "key" => "YOUR_API_KEY",
  "fields" => "example",
  "$.xgafv" => "1",
  "callback" => "example",
  "quotaUser" => "example",
  "uploadType" => "example",
  "oauth_token" => "example",
  "prettyPrint" => "true",
  "access_token" => "example",
  "upload_protocol" => "example"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Get.new(uri)

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.apis.guru/v2/specs/googleapis.com/speech/v2beta1/v2beta1/{name}?" . http_build_query([
    "alt" => "json",
    "key" => "YOUR_API_KEY",
    "fields" => "example",
    "$.xgafv" => "1",
    "callback" => "example",
    "quotaUser" => "example",
    "uploadType" => "example",
    "oauth_token" => "example",
    "prettyPrint" => "true",
    "access_token" => "example",
    "upload_protocol" => "example"
]);
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

Postman Setup Guide

Get Postman ↗

See official documentation for authentication and setup.

What can you build with Cloud Speech-to-Text API?

Cloud Speech-to-Text API is a Analytics API. Developers commonly use analytics APIs for:

tracking product usage and user behaviour
building custom reporting and BI dashboards
measuring marketing and campaign performance
running funnel, retention, and cohort analysis
aggregating metrics from multiple data sources

No authentication required. This API is open — no signup or key needed. Ideal for quick prototypes and public-facing features. Cloud Speech-to-Text API is free to use, making it a low-risk choice to experiment with.

New to APIs? Read our beginner's guide

Open documentation ↗