Burn-rate meter for AI coding agents. Surfaces quadratic session cost and reasoning-workspace drift; nudges curated handoffs at 50/75/90% via a bundled agent protocol so context resets at position 0 instead of /compact summarizing under pressure. Zero dep
Spectrum UI components in React
Spectrum UI components in React
OpenTelemetry metrics SDK
A stream meter that both counts the bytes piped through it, and can optionally abort on a max size. (e.g. limit a http request size)
Generic token metering for AI SDKs with Stripe integration
Local-first dashboard + MCP server for Claude Code and Codex token usage. MCP-aware, multi-vendor, MIT.
Stripe AI SDK - Provider and metering utilities for Vercel AI SDK
Maps proxy protocols to `http.Agent` implementations
Turn a function into an `http.Agent` instance
An HTTP(s) proxy `http.Agent` implementation for HTTPS
Spectrum UI components in React
Develop and deploy code with zero configuration
Interactive password strength meter based on zxcvbn
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Get a user agent string across all JavaScript Runtime Environments
A SOCKS proxy `http.Agent` implementation for HTTP and HTTPS
Playwright CLI
An HTTP(s) proxy `http.Agent` implementation for HTTP
TrackJS JavaScript error tracking agent.
An opinionated, isomorphic HTTP client.
A collection of token providers