Blog
Guides, tutorials, and insights on AI API optimization, cost reduction, and building with frontier models.
GPT-5.4 Mini and Nano: The New Kings of Small Models
GPT-5.4 Mini scores 60% on Terminal-Bench 2.0 at just $0.75/1M input. GPT-5.4 Nano costs $0.20/1M. Both are available now on Smart AIPI at 75% off — here's how to use them for agents, coding, and computer use.
GPT-5.4 Is Here: OpenAI's Most Capable Model, Available Now on Smart AIPI
GPT-5.4 is live on Smart AIPI. New state-of-the-art benchmarks across coding, reasoning, math, and agentic tasks — at 75% less than OpenAI direct pricing.
OpenAI WebSocket API: Real-Time Streaming at 75% Less Cost
Smart AIPI now supports OpenAI's WebSocket API for real-time, bidirectional streaming. Lower latency than SSE, persistent connections, and 75% cheaper. Here's how to connect.
Why AI Agent Builders Are Switching to OpenAI-Compatible APIs in 2026
Anthropic's new SDK rules ban OAuth tokens from Claude Free, Pro, and Max plans in third-party tools. Projects like OpenClaw are now unaffordable. Here's why developers are switching to cheap pay-as-you-go GPT models.
What Is an OpenAI-Compatible API Gateway?
An OpenAI-compatible API gateway accepts the same request format as OpenAI's API but routes requests through alternative infrastructure. Learn how API gateways reduce cost, add features, and simplify multi-provider setups.
Best OpenAI API Alternative in 2026: 75% Cheaper, Same Models
Smart AIPI is a drop-in OpenAI API replacement that gives you GPT-5.3 Codex, GPT-5.2, and more at 75% less cost. No code changes required. Here's how it works and what it costs.
How to Use GPT-5.3 Codex with Claude Code, OpenCode, OpenClaw, and Codex CLI
Use OpenAI's GPT-5.3 Codex with coding agents built for the Anthropic API — Claude Code, OpenCode, OpenClaw, Codex CLI, and any Anthropic SDK. Smart AIPI translates between API formats automatically.
How to Switch from OpenAI's API to Smart AIPI (5-Minute Guide)
Step-by-step guide to switching from OpenAI's API to Smart AIPI. Change your base URL, keep your code. Works with Python, Node.js, cURL, LangChain, Cursor, and more.
