# 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 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, with sound variations, style selection, and a "magic prompt" mode. OptimizerAI, Inc. offers a commercial, contract-based API authenticated with a project-specific API key over HTTPS. The company is backed by Andreessen Horowitz (a16z). ## APIs - [OptimizerAI Text-to-SFX API](https://docs.optimizerai.xyz/api/pricing): Commercial sound-effects generation API (text-to-sfx v2). Contract-based access across Ultra-Fast/Fast (dedicated) and Slow (shared) tiers with monthly call allowances, overage pricing, and uptime SLAs. Auth: project-specific API key via HTTPS header. ## Docs - [Developer Portal](https://docs.optimizerai.xyz/): OptimizerAI documentation home. - [API Pricing & SLA](https://docs.optimizerai.xyz/api/pricing): Tiers, per-call pricing, SLA/uptime targets, quota, and authentication. - [Blog](https://www.optimizerai.xyz/blog): Articles on AI sound-effect generation for creators and game developers. ## Artifacts - [Authentication](https://raw.githubusercontent.com/api-evangelist/optimizerai/refs/heads/main/authentication/optimizerai-authentication.yml): API-key-over-HTTPS auth profile. - [Lifecycle](https://raw.githubusercontent.com/api-evangelist/optimizerai/refs/heads/main/lifecycle/optimizerai-lifecycle.yml): SLA/uptime, versioning (text-to-sfx v2), quota. - [Conventions](https://raw.githubusercontent.com/api-evangelist/optimizerai/refs/heads/main/conventions/optimizerai-conventions.yml): Cross-cutting request/response semantics. - [Domain Security](https://raw.githubusercontent.com/api-evangelist/optimizerai/refs/heads/main/security/optimizerai-domain-security.yml): TLS/HSTS/DNSSEC/SPF/DMARC probe results. ## Company - [Website](https://www.optimizerai.xyz/): OptimizerAI product site. - [Terms of Service](https://sprinkle-cartwheel-102.notion.site/Terms-of-Service-10606d5cf0e680bb830afedd4e62ec40) - [Privacy Policy](https://app.termly.io/document/privacy-policy/3b0fd428-814d-4aee-8b38-5e96a3024dad) - Backed by: Andreessen Horowitz (a16z)