AI API tutorials, model updates, and developer best practices
A side-by-side comparison of the three ways to get ChatGPT Plus in mainland China — subscribe yourself with an overseas card, share an account, or use a recharge service — across cost, barriers, risk, and control. Includes how recharge works and a checklist for vetting a provider.
Whether recharge is safe depends on whether it's 'self-service redemption' or 'fully-managed login.' This post breaks down how recharge works, lists four real risks — account, funds, credentials, stability — and gives a concrete checklist for vetting a provider.
A Claude API proxy gives you a single Anthropic-compatible endpoint for Claude Code, Cursor, and Codex — with region access, cost control, and automatic failover. This guide explains what a Claude API proxy is, the self-hosted vs managed options, and a 5-minute setup with CCSub.
Step-by-step guide to using Claude Code in China without VPN. Sign up for CCSub, create an API key, and configure environment variables. Works on macOS, Windows, Linux, and the VS Code extension.
Side-by-side comparison of Anthropic, OpenAI, Google, and AWS Bedrock API pricing as of May 2026. Includes SWE-bench / GPQA benchmarks, measured per-conversation cost, and the final RMB cost via the CCSub relay.
Side-by-side comparison of the leading 2026 AI coding tools — Claude Code, OpenAI Codex, OpenClaw, OpenCode, and Cursor. Compare features, models, pricing, and accessibility from China.
