signalAI热榜2026-09-23
Claude Opus 5.5 and GPT-6 Sol/Luna Released, Simon Willison Details New Price War
Anthropic released Claude Opus 5.5 and OpenAI released GPT-6 Sol/Luna a day after Grok 4.7 and MiMo. GPT-6 Sol and Luna are half the price of their GPT-5.6 counterparts, with Luna at $0.10/$0.50 per million tokens, among OpenAI's cheapest models. Opus 5.5 also saw a 20% price cut to $4/$20, though it collapsed on a simple SVG test at max reasoning, spending 20 minutes and failing twice.
- for who
- AI developers and enterprises choosing between leading models
- why now
- GPT-6价格减半，Opus 5.5降价20%，立即换模型省钱。
- what changes
- The new pricing makes advanced models more accessible for high-volume applications
- to do
- Compare the per-token costs and cache benefits to select the optimal model for your workload
key points
- GPT-6 Sol/Luna at half the price of GPT-5.6 equivalents
- GPT-6 Luna: $0.10/M input, $0.50/M output
- Opus 5.5 reduced 20% to $4/$20, cache read down 60%
#new models#pricing#comparison#claude opus 5.5#gpt-65 sources · confidence high
score
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