Tutorials

Guides, walkthroughs, and integration how-tos.

How to Get the Lowest-Cost LLM Inference on OpenRouter

Append :floor for the cheapest provider, cap spend with max_price, and start free with 20+ zero-cost models. Plus the billing gotchas to avoid.

June 12, 2026

Gemini 2.5 Flash API - Pricing, Quickstart & Provider Comparison

Overpaying for reasoning you don't need? Learn how to configure Gemini 2.5 Flash API thinking budgets, compare providers, and make your first call in 5 minutes.

June 9, 2026

EU AI Act & Colorado ADMT Compliance: Human Oversight for AI Agents

Use the Agent SDK's human-in-the-loop (HITL) tools to meet AI agent compliance requirements from the EU AI Act, Colorado's Automated Decision-Making Technology law (SB26-189), and NIST AI RMF.

June 8, 2026

Human-in-the-Loop Tools for the Agent SDK

A new tool type in the OpenRouter Agent SDK lets your agent auto-resolve routine decisions and pause for human input on high-stakes ones, with two hooks and zero loop-management code.

May 8, 2026

Agent SDK: Building Multi-turn Agent Workflows on OpenRouter

The OpenRouter Agent SDK gives you callModel: one function that turns a chat completion into a multi-step agent with tool calls, stop conditions, and cost tracking across 300+ models.

April 24, 2026

Build Your Own Harness with the Agent SDK

Use the create-agent-tui and create-headless-agent skills to scaffold a personalized coding agent in minutes — with a terminal UI or headless for scripts and pipelines.

April 24, 2026

Distillable Models and Synthetic Data Pipelines with NeMo Data Designer

How to generate license-safe synthetic data workflows for model specialization

December 24, 2025

Presets: How To Seamlessly Transfer Model Configurations Across Apps

Customize once and use everywhere. Server-side presets now simplify your model workflows.

July 29, 2025

Use OpenRouter Models in Cursor: Try it with Moonshot AI's Kimi K2

Explore it in action: See how effortlessly you can run Kimi K2 in Cursor using OpenRouter’s flexible model routing.

July 14, 2025