Completions API
Learn how to submit chat messages, manage token budgets, and inspect usage metrics through the unified completions endpoint.
Read the API guide
Guides
Build faster with Luntrex docs.
Whether you're integrating our REST APIs, translating content, or automating workflows, these guides help you go live quickly while staying within your routing policies.
Translation API
Convert text between languages with custom formality levels and automatic fallback models to ensure consistent results.
Explore translation docsAudio Transcription API
Upload audio or base64 payloads, stream results back to n8n, and log token usage using Whisper-compatible models.
Read transcription docsText-to-Image API
Generate visual assets using prompt parameters, sizing options, and content safety filters tailored to your brand.
View image docsPDF Convert API
Render HTML, URLs, or image arrays into PDFs with signed links, margins, and orientation controls.
Open PDF guiden8n Chat Model
See how to drop our chat node into n8n workflows, configure fallbacks, and stream responses for human-in-loop automations.
Open n8n tutorial