Packages
npm packages
Everything Chest Gate publishes to npm under @chest-gate/*. Pick the package that fits how you integrate.
Last updated May 20, 2026
All packages are scoped under @chest-gate and published from the chesthq/packages monorepo. Aggregated 90-day install totals are surfaced on the home page.
@chest-gate/sdk
Skill / MCP authors
Drop-in fetch() that pays x402 gates from any agent. Use a managed wallet (agent token) or a local keypair; credit a referrer with a publishable referrer key.
npm i @chest-gate/sdk@chest-gate/mcp
Skill / MCP authors
MCP server exposing Chest x402-gated APIs as tools. Earn referrer commission on every paid call from any MCP-capable agent (Claude Desktop, Cursor, etc).
npm i @chest-gate/mcp@chest-gate/cli
API providers
Chest Gate CLI. One command to monetise any API with x402 on Solana.
npm i -g @chest-gate/cli@chest-gate/install
Skill / MCP authors
One-command installer for Chest Gate apps. Resolves a slug against the chest.sh registry, fetches its source from GitHub, and drops it in the right runtime folder.
npx @chest-gate/install <slug>@chest-gate/proxy
API providers
x402 reverse proxy engine for Chest. Run your own paid API gate, sign deploy/app payloads, generate API keys, compute splits, resolve referrers.
npm i @chest-gate/proxy@chest-gate/upstream-proxy
API providers
Templated key-holding proxy: publishers wrap an upstream API without exposing keys to Chest Gate.
npm i @chest-gate/upstream-proxy@chest-gate/auth-flow
Client / CLI integrators
OAuth 2.0 Device Authorization Grant (RFC 8628) login flow for Chest Gate clients (CLI, install, SDK). Mints a per-device agent token via chest.sh.
npm i @chest-gate/auth-flow