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Put up to 4 models beside each other — token prices, context windows, capabilities and provider, from the same catalogue the model pages read.

  1. GPT-6 LunaOpenAIRemove
  2. Perceptron Mk1.5PerceptronRemove
  3. Qwen Plus 2025-07-28 ThinkingAlibabaRemove
gpt-6-luna vs perceptron-mk1.5 vs qwen-plus-2025-07-28:thinking
AttributeGPT-6 Lunagpt-6-lunaPerceptron Mk1.5perceptron-mk1.5Qwen Plus 2025-07-28 Thinkingqwen-plus-2025-07-28:thinking
Pricing
Input$0.10 / 1M$0.15 / 1M$0.40 / 1M
Output$0.50 / 1M$1.50 / 1M$4.00 / 1M
Cache Write (5m)$0.10 / 1M$0.15 / 1M$0.40 / 1M
Cache Write (1h)$0.10 / 1M$0.15 / 1M$0.40 / 1M
Cache Read$0.10 / 1M$0.15 / 1M$0.40 / 1M
Web Search$0 / 1M$0 / 1M$0 / 1M
Context
Max context1.1M36.9K1M
Max outputN/AN/AN/A
Capabilities
VisionYesNoNo
Function CallingYesNoYes
JSON ModeYesNoYes
StreamingYesYesYes
Catalogue
ProviderOpenAIPerceptronAlibaba
Categorychatchatchat
Charge typePay As You GoPay As You GoPay As You Go
Released—2026-09-25—
Description
SummaryGPT-6 Luna is the fast, cost-efficient model in OpenAI's GPT-6 series, optimized for high-volume and latency-sensitive workloads such as chat, classification, and lightweight agentic tasks. It combines low-cost, responsive inference with the GPT-6 family’s improvements in factual reliability and clear, concise communication. At higher reasoning effort, GPT-6 Luna can also handle complex software engineering and computer-use workflows that previously required a Sol-tier model, making it a versatile choice for scalable production applications that need to balance speed, cost, and capability.Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.Qwen Plus 0728 is a hybrid reasoning model built on the Qwen3 foundation, featuring a 1M-token context window and a balanced trade-off between performance, speed, and cost.