On Artificial Analysis, Astra scores 61 against Fable 5.1's 66, and 67 to 70 on coding
The Register·high signal
The Register's September 3 write-up puts Astra at 61 on the Artificial Analysis intelligence index, behind Claude Fable 5.1 at 66 and Meta Muse Spark 1.3, and at 67 on coding against Fable 5.1's 70 in Claude Code. Astra does post a 2% hallucination rate against 9.4% for GPT-5.6 Sol and 0% scope violations against 48%. Per-task cost runs the other way, $4.72 for Astra versus $9.18 for Fable 5.1 at identical $10/$50 list pricing, and ARC-AGI-3 games cost about $360 each.