GPT-5.6 Luna Pricing, Benchmarks & Channels

GPT-5.6 Luna is a 2026-07-09 model from OpenAI featuring a 1M context window and extended reasoning capabilities. Lowest rate on OpenAI Official ($0.2 in / $1.2 out per 1M tokens).

⚖️ Compare in Radar Workbench 🧮 Monthly Cost Simulator
Input Price / 1M
$0.2
Output Price / 1M
$1.2
Cache Read / 1M
$0.02
Context Window
1M
Generation Speed
83 TPS
Access Grade
A · Global

F.A.R.E. Four-Dimension Score Breakdown

A · Accurate (Capability) 78/100 · Elo 1451 F · Fast (Speed & Latency) 83 Token/s · TTFT 3628ms R · Reliable (Stability & Access) Grade A · Global / Gateway E · Economical (Cost) $0.2 in · $1.2 out
Scenario Capability Breakdown (0–100):
💻 Coding
73/100
✍️ Writing
80/100
📚 Long-Doc RAG
80/100
👁️ Vision OCR
71/100
F.A.R.E. CAPABILITY RADAR
A · Accurate F · Fast E · Economical R · Reachable

GPT-5.6 Luna Multi-Platform Price Comparison (4 Verified Channels)

All prices are in USD per 1M tokens. Domestic developers can prioritize channels marked "Direct in CN" for compliant access and local billing.

Platform / Gateway Network Access Input ($/1M) Output ($/1M) Cache Hit ($/1M) Billing & Notes Link
OpenAI Official Lowest Price Global Network $0.2 $1.2 $0.02 Global cloud billing Visit Official →
302.AI Gateway Direct in CN $0.2 $1.2 $0.02 Direct CN access · RMB billing Visit Official →
OpenRouter Direct in CN $0.2 $1.2 $0.02 Direct CN access · RMB billing Visit Official →
AWS Bedrock Global Network $0.22 $1.32 $0.022 Global cloud billing Visit Official →

✅ Core Strengths & Ideal Workloads

  • Supports 1M context window and prompt caching ($0.02/M read)

⚠️ Limitations & Practical Caveats

  • Direct API requires supported regional network and billing; Azure OpenAI and OpenRouter offer multi-region enterprise routing.
  • Extended thinking generates internal reasoning tokens (~1.8x output multiplier)