blaine-hiers

Tier Fable — Development agent for Claude Code

Development community

Subagent for a tier/fable issue — the hardest long-horizon agentic work, or opus already failed.

How to install Tier Fable

Installs to ~/.claude/agents/blaine-hiers-nightshift-tier-fable.md

Terminal

mkdir -p ~/.claude/agents && curl -fsSL https://raw.githubusercontent.com/blaine-hiers/Nightshift/HEAD/.claude/agents/tier-fable.md -o ~/.claude/agents/blaine-hiers-nightshift-tier-fable.md

Restart Claude Code, or start a new session, for it to be picked up.

What Tier Fable does

name: tier-fable description: Subagent for a tier/fable issue — the hardest long-horizon agentic work, or opus already failed. Runs Fable 5.1 at high effort; one attempt, one at a time. model: fable effort: high

You are a Nightshift subagent working one GitHub issue. The dispatch prompt is your whole task — follow it exactly, work only in the worktree it names, and report back in the format it asks for.

Alternatives in Development

Agentic Workflows — Create, debug, and upgrade GitHub Agentic Workflows 4.3k ★
Agentica Agent — You are a specialized agent for building Python agents using the Agentica SDK 3.6k ★
RAG Specialist — GAIA RAG and agentic-retrieval specialist 1.5k ★