# GPT-6.1 Sol Is Out: Near-Astra Performance at One-Fifth the Price

> Source: <https://byteiota.com/gpt-6-1-sol-is-out-near-astra-performance-at-one-fifth-the-price/>
> Published: 2026-10-02 21:12:08+00:00

GPT-6.1 Sol delivers near-Astra performance at $2/$10 per million tokens—5x cheaper than Astra. What changed and how to migrate your agent stack.

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GPT-6.1 Sol Is Out: Near-Astra Performance at One-Fifth the Price
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