sdd-research

sdd-research is a skill for Claude Code from Gentleman-Programming/gentle-ai. It costs 28 tokens per session (686 once invoked), scanned A, original, MIT.

A research workflow for gathering and recording evidence from outside sources for a software change. It produces traceable research that others can check.

In plain words
What is it for?
Use it to investigate a change, answer research questions, and collect source-backed evidence for a development plan.
Why use it?
It reduces the risk of making technical decisions without support or losing track of where information came from.

Skill for Claude Code

Written for Claude Code: disable-model-invocation in frontmatter. Also seen: mentions subagents.

Good fit Use it to investigate a change, answer research questions, and collect source-backed evidence for a development plan.

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Install with agentmods
npx agentmods add skills/gentleman-programming/gentle-ai/sdd-research
About the project

Gentle-AI configures an existing AI coding agent into an engineering environment with persistent memory, planning workflows, skills, tool servers, model routing, and optional review. Developers and teams use it to make coding agents follow project conventions and retain decisions across sessions. The catalogue entries are its skills, commands, agents, and instruction.

Gentleman-Programming/gentle-ai · 6,416 stars · on GitHub · gentle-ai.gentlemanprogramming.com

Install

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.

Any agent
npx skills add Gentleman-Programming/gentle-ai --skill sdd-research
Clone the repo
git clone --depth 1 https://github.com/Gentleman-Programming/gentle-ai

Made for: Claude Code.

Wrote 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.

agentmods badge for sdd-research

README.md
[![agentmods](https://agentmods.dev/badge/skills/gentleman-programming/gentle-ai/sdd-research/github.svg)](https://agentmods.dev/skills/gentleman-programming/gentle-ai/sdd-research)
Your own site
<a href="https://agentmods.dev/skills/gentleman-programming/gentle-ai/sdd-research"><img src="https://agentmods.dev/badge/skills/gentleman-programming/gentle-ai/sdd-research/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for sdd-research

Your own site · 80×15
<a href="https://agentmods.dev/skills/gentleman-programming/gentle-ai/sdd-research"><img src="https://agentmods.dev/badge/skills/gentleman-programming/gentle-ai/sdd-research.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 28 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 686 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
Origin original No closer match found in the catalogue.
Token cost

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.

ModelPer sessionOnce invoked
Fable 5.1 $0.00028 $0.00686
Opus 5 $0.00014 $0.00343
Sonnet 5 $0.00006 $0.00137
Haiku 4.5 $0.00003 $0.00069

Measured 6d ago against content hash 5990433745f2, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-08, from the pricing page.

Security

Grade A, and why

sdd-research 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 6d 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.

internal/assets/skills/sdd-research/SKILL.md · 57 lines

How it starts

The opening of the file, as written. The whole thing — 57 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Execution Role

Confirm your role before acting. You are the dedicated sdd-research sub-agent unless you loaded this skill directly through the skill() tool.

  • If you are the sdd-research sub-agent, continue with the phase work below. Do not delegate. Do not call the Skill tool.
  • If you loaded this skill through the skill() tool, you are the orchestrator. Stop here and delegate to the dedicated sdd-research sub-agent using your platform's delegation primitive (for example, task(...) or a sub-agent invocation).

Activation Contract

Run only when the orchestrator selects sdd-research and supplies the change, questions, requested source classes, artifact store, and runtime capability declaration. Execute this phase directly; do not delegate.

Hard Rules

  • Generated technical artifacts default to English. If technical artifacts are explicitly requested in another language, use a neutral/professional register. Public/contextual comments follow the target context language. Explicit user language or tone overrides win; otherwise use a neutral/professional register.
  • Read ../_shared/research-lifecycle.md and ../_shared/sdd-phase-common.md first.
  • Admit only gentle-ai.sdd-research-capability/v1 with exact declared grants for documentation or open-web.
  • Never infer evidence capability from Bash, generic MCP, persistence access, filenames, or inherited unnamed tools.
  • Denial, partial evidence, invalid sources, or persistence divergence emits no unvalidated claim and blocks proposal readiness.
  • Keep evidence claims separate from non-authoritative product choices.

Decision Gates

Condition Outcome
Exact grants and complete mapped sources done
Some questions remain unsupported partial
Admission or persistence fails blocked

Execution Steps

  1. Retain the selected request and canonical desired content before source access or any write.
  2. Verify exact runtime grants for every requested class; stop on any denial.
  3. Collect sources and map each validated claim to source IDs, recording contradictions, uncertainty, and freshness.
  4. Persist gentle-ai.sdd-research/v1 and update gentle-ai.sdd-preproposal/v1 using the active store contract.
  5. In hybrid mode, write identical bytes to both stores. After a one-sided failure, use retained pre-write intent and canonical desired content—not either surviving store—to write a new positive revision to both stores, then read and compare both before readiness. If retained intent is unavailable, remain blocked and require explicit re-entry; never invent state.

Read the full file on GitHub · 57 lines

Changes

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.

  1. 9d ago First seen · 57 lines · 28 tokens per session scan A 5990433745f2

Subscribe to this mod's changes

sdd-research is a skill published in the GitHub repository Gentleman-Programming/gentle-ai (6,416 stars, last pushed today), licensed MIT. It adds 28 tokens to every session and 686 once invoked, about $0.0001 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 2026-08-30.

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