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Developer blog

AI API setup and cost-control guides

Short, practical pages for developers comparing gateways, setting up coding tools, and keeping API spend predictable.

Get trial creditsSetup docs

OpenRouter alternative

OpenRouter alternative for developers who need prepaid cost control

Compare NexRelay as an OpenRouter alternative for OpenAI-compatible clients, prepaid wallet protection, per-key budgets, GPT/Claude/Gemini-style endpoints, and request logs.

Updated 2026-06-14

Cheap OpenAI API

Cheap OpenAI API usage starts with stopping waste

Use an OpenAI-compatible API gateway with trial credits, prepaid wallet protection, output caps, per-key budgets, and logs to reduce wasted AI API spend.

Updated 2026-06-14

Claude Code API

Claude Code API setup with prepaid budget protection

Connect Claude Code-style clients through a controlled API gateway with Claude-style endpoints, prepaid wallet protection, usage logs, and scoped API keys.

Updated 2026-06-14

Cline setup

Cline OpenAI-compatible API setup with one prepaid link

Set up Cline with an OpenAI-compatible API base URL, prepaid credits, per-key budgets, output caps, and request-level usage logs.

Updated 2026-06-14

Cursor API guide

Cursor API guide: use a controlled OpenAI-compatible key

Use Cursor with an OpenAI-compatible API gateway, prepaid wallet credits, per-key limits, model controls, and usage logs.

Updated 2026-06-14