Claude Fable 5.1 & GPT-6 Astra packages are live

AI

13 packages, each available for 11 model families.

agent-rules

This document defines the behavioral operating rules for Claude during software engineering tasks.

11 models

context

This document defines how context should be collected, maintained, expanded, and utilized throughout an engineering session.

11 models

hallucination

This document defines the anti-hallucination engineering protocol.

11 models

memory

This document defines how memory should be managed during engineering tasks.

11 models

multi-agent

This document defines how complex engineering tasks should be decomposed into multiple specialized reasoning roles.

11 models

optimization

This document defines the engineering optimization methodology.

11 models

planning

This document defines the planning methodology for engineering tasks.

11 models

prompt-engineering

This document defines how prompts should be constructed for Claude during software engineering tasks.

11 models

reasoning

Define how engineering problems should be analyzed before implementation.

11 models

self-review

This document defines the self-review methodology for engineering tasks.

11 models

spec-driven

Spec-driven development for agents — propose, spec, tasks, verify, archive before any multi-file edit, so the model builds what was agreed and leaves…

11 models

tool-use

This document defines how external tools should be used during engineering tasks.

11 models

verification

This document defines the verification methodology for software engineering tasks.

11 models

Other categories