Google Cloud Speech-To-Text website screenshot

Google Cloud Speech-To-Text

Google Cloud Speech-to-Text API converts audio to text using advanced deep learning models, supporting over 125 languages and variants with real-time streaming and batch transcription capabilities.

Google Cloud Speech-To-Text publishes 2 APIs on the APIs.io network: Operations API and Speech API. Tagged areas include Audio Processing, Google Cloud, Machine Learning, Speech Recognition, and Transcription.

The Google Cloud Speech-To-Text catalog on APIs.io includes 1 Spectral governance ruleset.

Google Cloud Speech-To-Text’s developer surface includes authentication, developer portal, getting-started guide, documentation, pricing, support, engineering blog, and 11 more developer resources.

🌐 Visit website 📡 Source on GitHub
59.9/100 strong ▬ flat Agent 31/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFreemiumSelf serve⚡ Free to try
2 APIs
Audio ProcessingGoogle CloudMachine LearningSpeech RecognitionTranscription

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 59.9/100 · strong
Contract Quality 15.9 / 25
Developer Ergonomics 10.0 / 20
Commercial Clarity 14.2 / 20
Operational Transparency 6.8 / 13
Governance 7.0 / 12
Discoverability 5.9 / 10
Agent readiness — 31/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
MCP Server 0 / 12
Machine-Readable Auth 10 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/google-cloud-speech-to-text: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 2

Individual APIs this provider publishes, each with its own machine-readable definition.

Google Cloud Speech-To-Text Operations API

Manage long-running operations

Google Cloud Speech-To-Text Speech API

Perform speech recognition on audio

Postman Collections 2

Ready-to-run Postman collections for exercising this provider's APIs.

Google Cloud Speech-to-Text Operations API

POSTMAN

Google Cloud -to-Text Operations Speech API

POSTMAN

Open Collections 1

Open, tool-agnostic API collections (OpenAPI-derived and Bruno).

Google Cloud Speech-to-Text API

OPEN COLLECTION

Pricing Plans 1

Published pricing tiers and plan structures.

Google Cloud Speech To Text Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Google Cloud Speech To Text Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Google Cloud Speech To Text Finops

FINOPS

Spectral Rules 1

Spectral governance rulesets for linting and validating these APIs.

Google Cloud Speech-To-Text API Rules

5 rules · 3 warnings 2 info

SPECTRAL

Security Posture 3

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Google Cloud Speech To Text Authentication

oauth2 · 1 scheme

SECURITY

Google Cloud Speech To Text Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Google Cloud Speech To Text Vulnerability Disclosure

security.txt · contact published

SECURITY

Scopes 1

OAuth scopes governing access to this provider's APIs.

Google Cloud Speech To Text Scopes

1 scope · authorizationCode

1 scopes

SCOPES

Agentic Access 1

Recommended x-agentic-access execution contracts for AI agents.

Google Cloud Speech To Text Agentic Access

5 operations · 3 acting

5 operations · 3 acting

AGENTIC

Resources

Get Started 2

Portal, sign-up, and the first successful call

Portal
Portal
 GettingStarted
GettingStarted

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess

Design & Contract 1

Pagination, idempotency, versioning, errors, and events

JSONLDContext
JSONLDContext

Build 2

SDKs, sample code, and the tooling you integrate with

PostmanWorkspace
PostmanWorkspace
 GitHubOrganization
GitHubOrganization

Access & Security 5

Authentication, authorization, and security posture

VulnerabilityDisclosure
VulnerabilityDisclosure
 DomainSecurity
DomainSecurity
 Authentication
Authentication
 OAuthScopes
OAuthScopes
 Authentication
Authentication

Operate 2

Status, limits, changes, and where to get help

StatusPage
StatusPage
 Support
Support

Commercial 3

Pricing, plans, and the legal terms of use

Pricing
Pricing
 TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 1

The organization behind the API

Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: google-cloud-speech-to-text
name: Google Cloud Speech-To-Text
description: Google Cloud Speech-to-Text API converts audio to text using advanced deep learning models, supporting over 125
  languages and variants with real-time streaming and batch transcription capabilities.
accessModel:
  pricing: freemium
  onboarding: self-serve
  trial: false
  try_now: true
  public: false
  label: Freemium · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/google-cloud-speech-to-text.png
url: https://raw.githubusercontent.com/api-evangelist/google-cloud-speech-to-text/refs/heads/main/apis.yml
created: '2026-03-13'
modified: '2026-05-19'
specificationVersion: '0.19'
type: Index
tags:
- Audio Processing
- Google Cloud
- Machine Learning
- Speech Recognition
- Transcription
apis:
- aid: google-cloud-speech-to-text:google-cloud-speech-to-text-operations-api
  name: Google Cloud Speech-To-Text Operations API
  description: Manage long-running operations
  humanURL: https://cloud.google.com/speech-to-text/docs
  baseURL: https://speech.googleapis.com/v1
  tags:
  - Operations
  properties:
  - type: OpenAPI
    url: openapi/google-cloud-speech-to-text-operations-api-openapi.yml
  - type: Documentation
    url: https://cloud.google.com/speech-to-text/docs/reference/rest
  - type: Authentication
    url: https://cloud.google.com/docs/authentication
  - type: GettingStarted
    url: https://cloud.google.com/speech-to-text/docs/quickstart
  - type: JSONSchema
    url: json-schema/json-schema.yml
  - type: JSONLDContext
    url: json-ld/json-ld.yml
- aid: google-cloud-speech-to-text:google-cloud-speech-to-text-speech-api
  name: Google Cloud Speech-To-Text Speech API
  description: Perform speech recognition on audio
  humanURL: https://cloud.google.com/speech-to-text/docs
  baseURL: https://speech.googleapis.com/v1
  tags:
  - Speech
  properties:
  - type: OpenAPI
    url: openapi/google-cloud-speech-to-text-speech-api-openapi.yml
  - type: Documentation
    url: https://cloud.google.com/speech-to-text/docs/reference/rest
  - type: Authentication
    url: https://cloud.google.com/docs/authentication
  - type: GettingStarted
    url: https://cloud.google.com/speech-to-text/docs/quickstart
  - type: JSONSchema
    url: json-schema/json-schema.yml
  - type: JSONLDContext
    url: json-ld/json-ld.yml
common:
- type: PostmanWorkspace
  url: https://www.postman.com/kinlaneapi/google-cloud-speech-to-text/overview
- type: AgenticAccess
  url: agentic-access/google-cloud-speech-to-text-agentic-access.yml
- type: VulnerabilityDisclosure
  url: security/google-cloud-speech-to-text-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/google-cloud-speech-to-text-domain-security.yml
- type: Authentication
  url: authentication/google-cloud-speech-to-text-authentication.yml
- type: OAuthScopes
  url: scopes/google-cloud-speech-to-text-scopes.yml
- type: GitHubOrganization
  url: https://github.com/GoogleCloudPlatform
- type: Portal
  url: https://cloud.google.com/speech-to-text
- type: GettingStarted
  url: https://cloud.google.com/speech-to-text/docs/quickstart
- type: Documentation
  url: https://cloud.google.com/speech-to-text/docs
- type: Authentication
  url: https://cloud.google.com/docs/authentication
- type: Pricing
  url: https://cloud.google.com/speech-to-text/pricing
- type: TermsOfService
  url: https://cloud.google.com/terms
- type: PrivacyPolicy
  url: https://policies.google.com/privacy
- type: StatusPage
  url: https://status.cloud.google.com/
- type: Support
  url: https://cloud.google.com/speech-to-text/docs/support
- type: JSONLDContext
  url: json-ld/json-ld.yml
- type: Integrations
  url: https://cloud.google.com/marketplace
- url: https://cloud.google.com/feeds/speech-release-notes.xml
  type: Blog
integrations:
- name: Become a Partner
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com