Guides & updates
Tutorials, quickstarts and product updates for generative media & LLM APIs.
Grok Imagine 1.5 Image-to-Video API Guide — Animate Still Images
Complete developer guide to Grok Imagine 1.5 i2v API on GenRelay — job submission, async polling, motion prompts, cost math, and comparison with Veo 3.1 i2v.
AI Image Editing API: Inpainting, Variations & Reference Generation
Developer guide to AI image editing via API — GPT-image-2 edits, Nano Banana Pro reference-guided generation, code examples, and cost breakdown on GenRelay.
Image-to-Video API: Animate Still Images with AI — 2026 Guide
Learn how to use an image-to-video API to animate still images. Covers Veo 3.1 i2v and Grok Imagine 1.5, with Python code, async polling, and pricing math.
What Is a Generative Media API? A Developer's Guide
A generative media API lets you call AI image and video generation models over HTTP. Learn how they work, pricing tiers, and how to integrate one in minutes.
Is There a Free AI Video Generation API? Credits, Pricing & What to Expect
Most AI video APIs charge per second or per generation. GenRelay offers free credits to test Veo 3.1, Grok 1.0 & 1.5, and Omni Flash before committing to a plan.
AI Image Generation API With No Watermark — Clean Output for Production Apps
Production AI image APIs don't watermark output. Compare Nano Banana Pro, Nano Banana 2, and GPT-image-2 on GenRelay — clean images from first API call, no overlays.
Does Veo 3 Have a Public API? What Developers Need to Know (2026)
Veo 3 and Veo 3.1 are accessible via API through GenRelay. Learn what endpoints exist, how to authenticate, what it costs, and how to make your first call.
AI Media API for Mobile Apps — Image Generation in React Native & Swift
Step-by-step guide to integrating AI image generation (Nano Banana Pro, GPT-image-2) into iOS and Android mobile apps via the GenRelay API. Auth, code examples, cost math.
AI Video Generation API for SaaS Products | Integration Guide 2026
How to add AI video generation to your SaaS product: model selection, async job queuing, per-user cost tracking, and GenRelay pricing for Veo 3.1, Grok, and Omni Flash.
How to Build an Image-to-Video Pipeline with API | GenRelay
Step-by-step guide to building an image-to-video pipeline with the GenRelay API: model selection, async polling, and cost math for Veo 3.1 and Grok 1.5.
Webhook Support for Async AI Video Jobs — GenRelay API Guide
How to handle async AI video generation with webhooks or polling on GenRelay. Patterns for background polling, HTTP callbacks, and event-driven video pipelines.
Fal vs Replicate vs GenRelay — Generative Media API Comparison 2026
Side-by-side comparison of Fal, Replicate, and GenRelay for image and video generation APIs — model catalog, pricing model, and integration patterns for developers.