openai's luna crashes back into openrouter top 5 after 80% price cut

a us model is back in the openrouter top 5 for the first time in weeks. openai cut luna prices 80% – and it jumped from outside the top 10 to #5 with 900% growth

openrouter top 5 by token volume this week:

1. deepseek v4 flash 0423 – 6.31t
2. deepseek v4 flash 0731 – 6.15t
3. tencent hy3 – 5.69t
4. xiaomi mimo-v2.5 – 5.3t
5. openai gpt-5.6 luna – 4.15t

input pricing across the top 5: $0.063 to $0.54 per million tokens. luna at $0.10 – openai is now competing on price, not just capability.

gemini 3.6 flash debuted at #9 with +466%. poolside's laguna s 2.1 entered at #10 – also +466%, both free-tier models.

no claude in the top 10. the price war just pulled openai into the volume game.