OptimizerAI

OptimizerAI is an AI-powered sound effects (SFX) foundation model that generates unlimited, high-quality, royalty-free audio from text prompts or reference audio, built for game developers, video producers, filmmakers, and other creators. Its text-to-SFX v2 model produces studio-quality stereo output at 44.1 kHz up to 60 seconds long, with sound variations, style selection, and a "magic prompt" mode that interprets situational descriptions. OptimizerAI, Inc. offers a commercial API on tiered dedicated/shared plans with SLA guarantees, authenticated with a project-specific API key sent over an HTTPS header. The company is backed by Andreessen Horowitz (a16z).

OptimizerAI publishes 1 API on the APIs.io network. Tagged areas include Company, Sound Effects, Audio, Generative AI, and Text to Audio.

OptimizerAI’s developer surface includes documentation, pricing, engineering blog, authentication, and 8 more developer resources.

🌐 Visit website 📡 Source on GitHub
20.4/100 emerging ▬ flat Agent 10/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5
AccessSelf serve
1 APIs
CompanySound EffectsAudioGenerative AIText to AudioGame DevelopmentMedia and EntertainmentMachine LearningCreator Tools

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 20.4/100 · emerging
Contract Quality 0.0 / 25
Developer Ergonomics 6.1 / 20
Commercial Clarity 6.3 / 20
Operational Transparency 0.0 / 13
Governance 0.0 / 12
Discoverability 8.0 / 10
Agent readiness — 10/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 15
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 0 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
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/optimizerai: 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 1

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

OptimizerAI Text-to-SFX API

Commercial sound-effects generation API exposing the OptimizerAI text-to-sfx v2 model. Access is contract-based (annual pre-payment) across Ultra-Fast/Fast (dedicated) and Slow ...

Security Posture 2

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

Optimizerai Authentication

apiKey · 1 scheme

SECURITY

Optimizerai Domain Security

TLSv1.3 · HSTS · DNSSEC · DMARC

SECURITY

Resources

Get Started 1

Portal, sign-up, and the first successful call

DeveloperPortal
DeveloperPortal

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

LLMsTxt
LLMsTxt

Design & Contract 2

Pagination, idempotency, versioning, errors, and events

Lifecycle
Lifecycle
 Conventions
Conventions

Access & Security 2

Authentication, authorization, and security posture

Authentication
Authentication
 DomainSecurity
DomainSecurity

Commercial 3

Pricing, plans, and the legal terms of use

Pricing
Pricing
 TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 2

The organization behind the API

Website
Website
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: optimizerai
name: OptimizerAI
description: OptimizerAI is an AI-powered sound effects (SFX) foundation model that generates unlimited, high-quality, royalty-free
  audio from text prompts or reference audio, built for game developers, video producers, filmmakers, and other creators.
  Its text-to-SFX v2 model produces studio-quality stereo output at 44.1 kHz up to 60 seconds long, with sound variations,
  style selection, and a "magic prompt" mode that interprets situational descriptions. OptimizerAI, Inc. offers a commercial
  API on tiered dedicated/shared plans with SLA guarantees, authenticated with a project-specific API key sent over an HTTPS
  header. The company is backed by Andreessen Horowitz (a16z).
accessModel:
  pricing: unknown
  onboarding: self-serve
  trial: false
  try_now: false
  public: false
  label: Self-serve signup
  confidence: medium
  source:
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://optimizerai.xyz/images/favicon.png
url: https://raw.githubusercontent.com/api-evangelist/optimizerai/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- a16z
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-20'
tags:
- Company
- Sound Effects
- Audio
- Generative AI
- Text to Audio
- Game Development
- Media and Entertainment
- Machine Learning
- Creator Tools
apis:
- name: OptimizerAI Text-to-SFX API
  description: Commercial sound-effects generation API exposing the OptimizerAI text-to-sfx v2 model. Access is contract-based
    (annual pre-payment) across Ultra-Fast/Fast (dedicated) and Slow (shared) tiers, each with a monthly call allowance, overage
    pricing, and an uptime SLA. Requests are authenticated with a project-specific API key sent via an HTTPS header.
  humanURL: https://docs.optimizerai.xyz/api/pricing
  tags:
  - Sound Effects
  - Audio
  - Generative AI
  properties:
  - type: Documentation
    url: https://docs.optimizerai.xyz/api/pricing
  - type: Pricing
    url: https://docs.optimizerai.xyz/api/pricing
  - type: Authentication
    url: authentication/optimizerai-authentication.yml
  - type: Lifecycle
    url: lifecycle/optimizerai-lifecycle.yml
  - type: Conventions
    url: conventions/optimizerai-conventions.yml
common:
- type: Website
  url: https://www.optimizerai.xyz/
- type: DeveloperPortal
  url: https://docs.optimizerai.xyz/
- type: Documentation
  url: https://docs.optimizerai.xyz/api/pricing
- type: Pricing
  url: https://docs.optimizerai.xyz/api/pricing
- type: Blog
  url: https://www.optimizerai.xyz/blog
- type: TermsOfService
  url: https://sprinkle-cartwheel-102.notion.site/Terms-of-Service-10606d5cf0e680bb830afedd4e62ec40
- type: PrivacyPolicy
  url: https://app.termly.io/document/privacy-policy/3b0fd428-814d-4aee-8b38-5e96a3024dad
- type: Authentication
  url: authentication/optimizerai-authentication.yml
- type: Lifecycle
  url: lifecycle/optimizerai-lifecycle.yml
- type: Conventions
  url: conventions/optimizerai-conventions.yml
- type: DomainSecurity
  url: security/optimizerai-domain-security.yml
- type: LLMsTxt
  url: llms/optimizerai-llms.txt
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
x-enrichment:
  date: '2026-07-20'
  status: enriched
  artifacts_added: 6
  pass: local-v1