Getting it into your agent
One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.
npx skills add CurtisThe/three-pillars-plugin --skill tp-run-full-designgit clone --depth 1 https://github.com/CurtisThe/three-pillars-pluginWrote this? Show the measurements
A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.
[](https://agentmods.dev/skills/curtisthe/three-pillars-plugin/tp-run-full-design)<a href="https://agentmods.dev/skills/curtisthe/three-pillars-plugin/tp-run-full-design"><img src="https://agentmods.dev/badge/skills/curtisthe/three-pillars-plugin/tp-run-full-design.svg" alt="Measured on agentmods" height="20"></a>What it costs to keep this loaded
Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00042 | $0.29010 |
| Opus 5 | $0.00021 | $0.14505 |
| Sonnet 5 | $0.00008 | $0.05802 |
| Haiku 4.5 | $0.00004 | $0.02901 |
Grade A, and why
tp-run-full-design scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 8d ago.
A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.
Nothing flagged
None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.
How it starts
The opening of the file, as written. The whole thing — 1,089 lines — stays where its author put it; the contents beside it link to each section on GitHub.
tp-run-full-design — Autonomous Orchestrator (Mode A0, single candidate)
This skill drives the entire three-pillars TDD pipeline unattended for a single task. It dispatches each tier into a dedicated subagent (## Dispatch loop): every delegated --auto skill runs inline inside its slot's subagent, which synthesizes a clipped return envelope (## Per-slot return contract). The orchestrator itself only ever reads those envelopes plus the running token total — never the tier work product — which is what keeps it under ~100k regardless of design size. Every decision is logged to decisions.md per skills/_shared/auto-mode.md. (This supersedes the earlier inline prose-orchestration pattern — modelled on skills/tp-spike-auto/SKILL.md — where the orchestrator read each delegated SKILL.md and followed its --auto instructions in its own context.)
Mode A0 — MVP scope: Tier 1 (pickup) → Tier 2 (design pipeline) → Tier 3 (a worker Agent per plan phase, each in an isolated worktree) → Tier 3.5 (validation gate on the worker's structured response) → Tier 5 (consolidation audits) → Tier 5.6 (closeout: fold candidate→tp/{slug}, learn-verify, archive) → Tier 6 (completion PR tp/{slug}→{default}, design already closed) → Tier 7 (PR-iterate: drive the review loop to a reviewed-stable state). Tier 7 is on by default (--no-iterate opts out; --no-review implies no iteration) so a run ends at a reviewed-stable PR, not a fresh un-reviewed one — the orchestrator owns the review loop instead of leaving it for a separate invocation. The merge-only gate is preserved: Tier 7 iterates and pushes fix commits, but never merges — a human still merges the PR. Tier 4 (council over multiple candidates) is out of scope for MVP per design.md §Behavior 4 — adding it requires /council to gain a code-candidate evaluation mode, tracked as a follow-on design.
This orchestrator is not itself an --auto skill — it is the orchestrator of --auto skills. It does not expose --auto in its argument-hint, and the --auto ↔ auto-mode.md linkage requirement deliberately does not apply to this file (it is the orchestrator, not an auto-mode participant). It does, however, write [tp-run-full-design/tier-N]-prefixed entries to decisions.md per the prefix convention adopted in detailed-design.md §Decisions (OQ5).
What ships with it
34 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.
- demos/p1-nested-dispatch-probe.md 5.8 KB
- pipeline-modes.md 6.6 KB
- record-replay.md 7.5 KB
- schemas/audit-return.v1.json 1.4 KB
- schemas/candidate.v1.json 1.6 KB
- schemas/council-round-bundle.v1.json 1.0 KB
- schemas/council-round1.v1.json 1.6 KB
- schemas/council-round2.v1.json 1.0 KB
- schemas/generator-return.v1.json 752 B
- schemas/handoff.v1.json 1.3 KB
- schemas/tier-return.v1.json 1.4 KB
- scripts/build_synth_prompt.py 5.5 KB runs code
- scripts/cleanup_worker_worktree.py 7.5 KB runs code
- scripts/parse_candidate_response.py 1.9 KB runs code
- scripts/parse_tier_return.py 4.0 KB runs code
- scripts/pipeline_modes.py 11 KB runs code
- scripts/run_tier_3_5.py 9.9 KB runs code
- scripts/sweep_orphan_branches.py 2.3 KB runs code
- scripts/test_build_synth_prompt.py 9.3 KB runs code
- scripts/test_candidate_schema.py 2.8 KB runs code
- scripts/test_cleanup_worker_worktree.py 16 KB runs code
- scripts/test_helpers_pipeline.py 4.6 KB runs code
- scripts/test_impl_audit_regression_fixture.py 12 KB runs code
- scripts/test_parse_candidate_response.py 2.6 KB runs code
- scripts/test_parse_tier_return.py 6.7 KB runs code
- scripts/test_pipeline_modes.py 15 KB runs code
- scripts/test_pr_author_call_site.py 3.9 KB runs code
- scripts/test_round_bundle_validation.py 6.6 KB runs code
- scripts/test_run_tier_3_5.py 28 KB runs code
- scripts/test_skill_md_invariants.py 63 KB runs code
- scripts/test_sweep_orphan_branches.py 1.9 KB runs code
- scripts/test_tier_return_schema.py 17 KB runs code
- scripts/test_write_candidate_artifacts.py 6.0 KB runs code
- scripts/write_candidate_artifacts.py 2.1 KB runs code
What this file has done since we first saw it
Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.
- 8d ago First seen · 1,089 lines · 42 tokens per session scan A 2e65227afc65
tp-run-full-design is a skill published in the GitHub repository CurtisThe/three-pillars-plugin (4 stars, last pushed 1mo ago), licensed Apache-2.0. It adds 42 tokens to every session and 29,010 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.
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