llms.txtA

llms.txt from calibre-labs/reforge-ai-evals is an llms.txt file: plain text a project publishes for AI models to read.

Install it, pinned
mdr add calibre-labs/reforge-ai-evals/llms.txt@git:20261028.6d7e49a

Pins git:20261028.6d7e49a in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 14 of 14 checks passed
Kind
llms.txt file
Repository
calibre-labs/reforge-ai-evals
Path
llms.txt
Versions recorded
5
Latest version
git:20261028.6d7e49a, committed Oct 28, 2026
First version recorded
Oct 16, 2026
Size
4,099 bytes
Repository stars
94
License
MIT

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# AI Evals Toolkit (Reforge AI Evals course)

> Open-source toolkit for evaluating AI agents and LLM features, by Sandhya Hegde and Justin Bauer of Calibre (calibrelabs.ai), built for the Reforge AI Evals course (https://www.reforge.com/courses/ai-evals). Covers LLM-as-a-judge prompt design, code-based evaluators, the User Input Grid (UIG) method for eval dataset coverage, judge alignment with human labels (TPR/TNR), AI PRD and eval rubric templates, and turning production failures into regression evals. Packaged as skills for AI coding agents (Claude Code, Codex, Cursor and others). Worked examples (Corner, Ledger, Mapper) show each method; the methods apply to any AI product.

## Methods (reusable for any AI product)

Install in any coding agent with `npx skills add https://github.com/Calibre-Labs/reforge-ai-evals`, or as the `ai-evals` Claude Code plugin (`claude plugin marketplace add Calibre-Labs/reforge-ai-evals`, then `claude plugin install ai-evals@calibre-labs`).

- [Eval guide skill](https://github.com/Calibre-Labs/reforge-ai-evals/blob/main/skills/eval-guide/SKILL.md): entry point that routes to the right eval skill
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add calibre-labs/reforge-ai-evals/llms.txt@sha256:483b9b88ea8a7aae

The line at the top of this page pins the label git:20261028.6d7e49a, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_2mnz2jnt24fzc5s3.svg)](https://markdownregistry.com/a/art_2mnz2jnt24fzc5s3)

1 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 5 versions of this file, between Oct 16, 2026 and Oct 28, 2026, about one every 3 days.

versioncommittedcommitsizeaudit
git:20261028.6d7e49a latest2026-10-28 6d7e49a 4,099 BA view · diff
git:20261028.67b9f562026-10-28 67b9f56 4,520 BA view · diff
git:20261019.1d63dc12026-10-19 1d63dc1 4,555 BA view · diff
git:20261016.ae0e4922026-10-16 ae0e492 4,306 BA view · diff
git:20261016.c78dbc22026-10-16 c78dbc2 4,129 BA view

Audit of the latest version

A  14 of 14 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Size between 200 bytes and 200 KB (4099 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

calibre-labs/reforge-ai-evals · 94 stars · license MIT · pushed 2026-11-05 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_2mnz2jnt24fzc5s3
GET https://markdownregistry.com/api/v1/resolve?ref=calibre-labs/reforge-ai-evals/llms.txt
GET https://markdownregistry.com/api/v1/blob/483b9b88ea8a7aaeef7867a168ba40f4f7b1568571b85022c6013b823cfd49f9

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: how to add an llms.txt file to a website · which agent file does what.

More from calibre-labs/reforge-ai-evals

eval-code SKILL.md skill
calibre-labs/reforge-ai-evals · skills/eval-code/SKILL.md · Write deterministic, code-based evaluator functions for an AI product. Use this skill whenever you need to write…
git:20261102.9ec9f47 · audit A · 94 stars
eval-guide SKILL.md skill
calibre-labs/reforge-ai-evals · skills/eval-guide/SKILL.md · Entry point for eval work. Use when someone asks for help with evals in general, does not know where to start, asks…
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eval-llm-judge SKILL.md skill
calibre-labs/reforge-ai-evals · skills/eval-llm-judge/SKILL.md · Write LLM-as-judge evaluator prompts for AI products. Use this skill whenever you need to evaluate semantic properties…
git:20261102.9ec9f47 · audit A · 94 stars
eval-rubric SKILL.md skill
calibre-labs/reforge-ai-evals · skills/eval-rubric/SKILL.md · Write or update the eval rubric for an AI agent or AI feature: the pass/fail criteria that define good behavior, in…
git:20261003.9a39ab5 · audit A · 94 stars
llm-align SKILL.md skill
calibre-labs/reforge-ai-evals · skills/llm-align/SKILL.md · Analyze alignment between LLM judge scores and human labels in an eval dataset. Use this skill whenever someone wants…
git:20261016.c78dbc2 · audit A · 94 stars
ticket-to-eval SKILL.md skill
calibre-labs/reforge-ai-evals · skills/ticket-to-eval/SKILL.md · Strip PII from a customer support ticket or eval trace and convert it into eval dataset rows. Produces two outputs: a…
git:20261003.9a39ab5 · audit A · 94 stars
trace-codes SKILL.md skill
calibre-labs/reforge-ai-evals · skills/trace-codes/SKILL.md · Turn free-form notes from reading agent traces into trace codes: named, yes/no failure or quality patterns with…
git:20261019.b5e5462 · audit A · 94 stars
trace-review-app SKILL.md skill
calibre-labs/reforge-ai-evals · skills/trace-review-app/SKILL.md · Design and build a custom trace review app for one AI product: a single-page tool where the team reads traces, writes…
git:20261028.d1290e3 · audit A · 94 stars
uig SKILL.md skill
calibre-labs/reforge-ai-evals · skills/uig/SKILL.md · Build a User Input Grid (UIG) for an AI product or feature, evaluate existing eval datasets against it, and propose new…
git:20261003.9a39ab5 · audit A · 94 stars

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