AI model
Luna is the small, low-cost tier of OpenAI's GPT-5.6 model family, sold alongside Sol and Terra and aimed at cost-sensitive, high-volume workloads.
GPT-Live-1 costs $0.05 a minute and passes slow requests to a backend model through a delegation event. One early customer reports deleting 23,000 lines of orchestration, about 80 percent of its voice codebase.
Perspective Coverage
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OpenAI and AWS shipped their own decision models within two weeks of TypeSafe AI's September 15 launch of Jev, according to a dev.to account. For routing work, the comparison with an LLM call turns on whether a decision model's probabilities are calibrated.
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Both Astra + Luna runs of a SQLite job queue cleared their acceptance tests yet computed leases from a clock read taken before the write lock. An audit exposed it by holding one writer behind a barrier and advancing an injected clock during the other's wait.
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Thibault Sottiaux says ChatGPT Work packages Codex for non-engineers at $20 a month. The interview's own two billed themes, discovery and the cost of intelligence, come out unanswered.
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OpenAI's Sol, Terra and Luna tiers went generally available on July 9, 2026, and a pricing update three weeks later cut Luna by around 80%. Upgrading is now a per-workload call.
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