Fable 5.1 and GPT-6 Astra launch at identical $10/$50 pricing

heypearlai · x · 2026-09-06

GPT-6 Astra dropped just 48 hours after Fable 5.1, and both carry the exact same headline pricing: $10 per million input tokens and $50 per million output tokens — the same as Fable 5 before it. The author argues the real differences lie in the fine print, and runs a head-to-head comparison across the two frontier models.

Related event: GPT-6 Astra matches Fable 5.1 pricing 48 hours after launch(3 posts)→

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