Sawyer Cutler

Scaffold x402 payment-enabled apps

Armory x402 SDK — Payment client for Web3.js. Make payments from any Web3.js wallet. 100% compatible with Coinbase x402 SDKs.

Sediment is a smart contract library for Solidity and the EVM offering various building-blocks for projects and EVM chains to offer commonly requested functionality.

Vercel AI SDK middleware that redacts PII using OpenAI's privacy-filter model via Transformers.js

Compact-syntax tool-call middleware for the Vercel AI SDK v6 — drop tool-call output tokens by 19–60% with a <call>tool key=value</call> wire format.

Compact-syntax tool calling for the Anthropic TypeScript SDK. Replaces verbose tool_use JSON with a compact wire format to reduce output tokens.

Vercel AI SDK proxy with automatic output validation and retry

Ollama as an Interchange inference provider: OpenAI-compatible and Anthropic messages factories, one reasoning setting, think-tag stripping, inline tool JSON repair.

Cross-encoder rerank client with TEI, Cohere/Jina and Voyage adapters, built on the Interchange inference primitives

OpenAI Codex (Login with ChatGPT) as an Interchange inference provider, with OAuth token exchange, a Responses-protocol adapter, and a content-type repair for the ChatGPT backend.

Cron schedules for an Interchange hub: grant-gated schedule routes plus a ticker that turns a due row into run-trigger mail

xAI (Grok) OAuth config, token mapping, and a Responses adapter configured for xAI's CLI chat proxy.

Typed-decision evaluation client for System One (Jev-class) models: arktype question/decision schemas, endpoint configuration with gateway override, and timeout/fallback semantics.

Embedding client for OpenAI-compatible /v1/embeddings endpoints, built on the Interchange inference primitives

Provider-agnostic OAuth 2.0 authorization-code + PKCE login for desktop/CLI hosts.

Receive signed webhooks (Slack, Standard Webhooks, bearer) and start a workflow run.