Hands-On: Fable 5.1 Crushes Astra in Coding Agent Tests

Developer altryne's hands-on comparison found Fable 5.1 far outperformed Astra—handling architecture, bug fixes, and Linear ticket updates—while Astra stuttered and burned tokens; he also noted the same model performs dramatically differently across agent frameworks.

2026-09-20 ~ 2026-09-21 · 3 related posts

• Fable 5.1 laps Astra in hands-on test: it architects and fixes, Astra stalls and burns tokens — altryne · 2026-09-20
• Hands-on: Fable 5.1 runs circles around Astra in coding agent tasks — altryne · 2026-09-20
• Same model, wildly different results: Fable 5.1 shines in Claude Code but stumbles elsewhere — altryne · 2026-09-21