SFXMint
Copyright-clean CC0 sound effects library with API and MCP server integration for AI coding assistants.
Overview
SFXMint provides a copyright-clean sound effects library of over 10,300 sounds created by open-source AI models and procedural synthesis. Released under the CC0 1.0 public domain dedication, these sounds can be used in commercial games, videos, podcasts, and apps with no attribution. It also features a Sound Effects API and MCP server, enabling AI tools like Claude Code, Cursor, and Codex to search, preview, and download sounds directly into projects.
Key features
8 highlightsOver 10,300 CC0 sound effects
10 free MP3 downloads per day without signup
Lossless WAV files available on paid tiers
JSON REST API for searching and role lookups
MCP server integration for Claude Code, Cursor, and Codex
Permanent URLs allowing direct hotlinking
ZIP packs of complete sound sets
Factual validation of format, length, loudness, and peak level
Pricing
Pricing not confirmed
We haven't verified a structured pricing table from the vendor's website. Check the tool's official pricing page for the latest.
Pros
- All sounds are released under the CC0 1.0 license, making them free for commercial use with no attribution required.
- Users can download up to 10 free MP3 files a day directly from the website without registering an account.
- Integrates directly with AI coding tools like Claude Code, Cursor, and Codex through an MCP server and JSON API.
- Audio files feature permanent and immutable URLs, allowing users to hotlink them directly into web projects.
- The API can be tested for free without a key, offering up to 20 lookups and 5 downloads a day.
- Paid download packages are one-time payments that do not automatically renew.
- Lossless WAV files and clean loop capabilities are available on the paid unlimited tiers.
- Every audio file is individually validated for format, length, loudness, and peak levels.
Cons
- SFXMint has stopped generating new sounds, and credit packs are no longer available for purchase.
- Free web downloads are capped at a maximum of 10 MP3 files per day.
- Purchases are final and non-refundable, except in rare scenarios if the library or API is shut down.
- Lossless WAV file downloads and ZIP packs are locked behind paid tiers.
- API usage with a free account's key is restricted to 100 lookups and 20 downloads a day.
Platforms
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