KeyoAPI

GPT-6 Luna API on KeyoAPI — High-Volume Cheap Chat

GPT-6 Luna on KeyoAPI is the cheap high-volume option in the GPT-6 family.

gpt-6-luna is a llm model on KeyoAPI, a prepaid AI API gateway: call it at POST /v1/chat/completions, billed at ~$0.03 / $0.15 per 1M in/out from the same balance that covers chat, vision, OCR and video models.

Listed price: ~$0.03 / $0.15 per 1M in/out · Live catalog: Model Square · Static list: pricing list.

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Overview

Indicative rates are about $0.03 / $0.15 per 1M in/out — confirm live on the full pricing list. Keep product defaults on gpt-6-sol, gpt-6.1-sol, or gpt-6-astra and route bulk traffic here so average spend stays predictable. Same OpenAI-compatible gateway as the rest of KeyoAPI: https://www.keyoapi.xyz/v1 with Bearer auth. No second SDK.

How to call it

Base URL: https://www.keyoapi.xyz/v1

Endpoint: POST /v1/chat/completions

Model: model=gpt-6-luna

curl https://www.keyoapi.xyz/v1/chat/completions \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"gpt-6-luna","messages":[{"role":"user","content":"Hello from GPT-6 Luna"}]}'

Auth uses the same Bearer API key as chat. Full notes: Keyo docs.

FAQ

When should I use gpt-6-luna?

Use it for high-volume classification, triage, and draft paths where unit cost matters more than peak IQ. Escalate to gpt-6-sol or gpt-6-astra when quality gates fail.

How do I call it?

Set baseURL to https://www.keyoapi.xyz/v1, Authorization: Bearer YOUR_KEY, and model=gpt-6-luna on POST /v1/chat/completions.

Related models

GPT-6 Sol API on KeyoAPI GPT-6 Astra API on KeyoAPI DeepSeek V4.1 Flash on KeyoAPI

Guide for gpt-6-luna. Catalog: the pricing page · Rates: the full pricing list.