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 agentmods add skills/alchemyplatform/alchemy-mcp-server/changesetnpx skills add alchemyplatform/alchemy-mcp-server --skill changesetgit clone --depth 1 https://github.com/alchemyplatform/alchemy-mcp-serverWhat 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 | $0.00020 | $0.00296 |
| Opus 5 | $0.00010 | $0.00148 |
| Sonnet 5 | $0.00004 | $0.00059 |
| Haiku 4.5 | $0.00002 | $0.00030 |
Grade A, and why
changeset 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 2d 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.
What it actually says
Create a changeset entry for the current branch's changes.
Instructions
- Run
git diff main...HEAD --statandgit log main..HEAD --onelineto understand what changed on this branch. - If no argument was provided, analyze the changes to determine:
- Bump type:
patchfor fixes,minorfor new features,majorfor breaking changes - Summary: A concise description of the change for the changelog
- Bump type:
- If
$ARGUMENTSwas provided, parse it as[bump] [description](e.g.,minor Add changeset-based release workflow). - Create a new markdown file in
.changeset/with a random lowercase-kebab-case name (e.g.,.changeset/cool-birds-fly.md) using this exact format:
---
"@alchemy/mcp-server": <bump>
---
<description>
Where <bump> is patch, minor, or major and <description> is the changelog entry.
- Show the user the created changeset file and ask if they'd like to adjust anything.
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.
- 2d ago First seen · 30 lines · 20 tokens per session scan A 0a6d11236a44
changeset is a skill published in the GitHub repository alchemyplatform/alchemy-mcp-server (88 stars, last pushed 22d ago), licensed MIT. It adds 20 tokens to every session and 296 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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