cosmos-dbt-fusion

cosmos-dbt-fusion is a skill for Claude Code, Codex from miptah21/skills. It costs 74 tokens per session (1,763 once invoked), scanned C, a copy of cosmos-dbt-fusion, MIT.

A setup guide for running dbt Fusion projects with Astronomer Cosmos, an Airflow tool for scheduling data workflows. It covers Fusion running locally with Snowflake, Databricks, BigQuery, or Redshift.

In plain words
What is it for?
Use it to check versions, install the dbt Fusion program, and configure Cosmos for a supported warehouse and local execution.
Why use it?
It helps prevent setup mistakes caused by differences between dbt Fusion and dbt Core, such as unsupported execution options or missing software versions.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: installed under .agents/ (shared by several agents).

Not installable: its command points at a path on the author’s own machine, so it runs nowhere else. The line is /home/astro/.local/bin/dbt.

Good fit Use it to check versions, install the dbt Fusion program, and configure Cosmos for a supported warehouse and local execution.

Compare 6 skills from other repositories ↓
Install

Getting it into your agent

There is no command for this one: it runs only inside a plugin, and the catalogue could not identify which plugin ships it. The source is linked below.

Made for: Claude Code, Codex.

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 cosmos-dbt-fusion

README.md
[![agentmods](https://agentmods.dev/badge/skills/miptah21/skills/cosmos-dbt-fusion/github.svg)](https://agentmods.dev/skills/miptah21/skills/cosmos-dbt-fusion)
Your own site
<a href="https://agentmods.dev/skills/miptah21/skills/cosmos-dbt-fusion"><img src="https://agentmods.dev/badge/skills/miptah21/skills/cosmos-dbt-fusion/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 cosmos-dbt-fusion

Your own site · 80×15
<a href="https://agentmods.dev/skills/miptah21/skills/cosmos-dbt-fusion"><img src="https://agentmods.dev/badge/skills/miptah21/skills/cosmos-dbt-fusion.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 74 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,763 The whole file, excluding the scripts and references it only reads on demand.
Security scan C 2 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin 97% copy Near-identical to another mod 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 $0.00074 $0.01763
Opus 5 $0.00037 $0.00881
Sonnet 5 $0.00015 $0.00353
Haiku 4.5 $0.00007 $0.00176

Measured 11d ago against content hash 6e4f7ff71bbe, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-11, from the pricing page.

Security

Grade C, and why

cosmos-dbt-fusion scanned grade C with 2 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 11d 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.

Downloads and executes remote codehighSupply chain

curl | sh runs whatever the server returns today, which is not necessarily what it returned when this was reviewed.

RUN curl -fsSL https://public.cdn.getdbt.com/fs/install/install.sh | sh -s -- --update

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

RUN apt-get update && apt-get install -y curl
Origin

This is a copy

97% identical to cosmos-dbt-fusion — 2 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

.agents/skills/cosmos-dbt-fusion/SKILL.md · 251 lines

How it starts

The opening of the file, as written. The whole thing — 251 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Cosmos + dbt Fusion: Implementation Checklist

Execute steps in order. This skill covers Fusion-specific constraints only.

Version note: dbt Fusion support was introduced in Cosmos 1.11.0. Requires Cosmos ≥1.11.

Reference: See reference/cosmos-config.md for ProfileConfig, operator_args, and Airflow 3 compatibility details.

Before starting, confirm: (1) dbt engine = Fusion (not Core → use cosmos-dbt-core), (2) warehouse = Snowflake, Databricks, Bigquery and Redshift only.

Fusion-Specific Constraints

Constraint Details
No async AIRFLOW_ASYNC not supported
No virtualenv Fusion is a binary, not a Python package
Warehouse support Snowflake, Databricks, Bigquery and Redshift support while in preview

1. Confirm Cosmos Version

CRITICAL: Cosmos 1.11.0 introduced dbt Fusion compatibility.

# Check installed version
pip show astronomer-cosmos

# Install/upgrade if needed
pip install "astronomer-cosmos>=1.11.0"

Validate: pip show astronomer-cosmos reports version ≥ 1.11.0


2. Install the dbt Fusion Binary (REQUIRED)

dbt Fusion is NOT bundled with Cosmos or dbt Core. Install it into the Airflow runtime/image.

Determine where to install the Fusion binary (Dockerfile / base image / runtime).

Example Dockerfile Install

USER root
RUN apt-get update && apt-get install -y curl
ENV SHELL=/bin/bash
RUN curl -fsSL https://public.cdn.getdbt.com/fs/install/install.sh | sh -s -- --update
USER astro

Common Install Paths

Environment Typical path
Astro Runtime /home/astro/.local/bin/dbt
System-wide /usr/local/bin/dbt

Validate: The dbt binary exists at the chosen path and dbt --version succeeds.


3. Choose Parsing Strategy (RenderConfig)

Parsing strategy is the same as dbt Core. Pick ONE:

Load mode When to use Required inputs
dbt_manifest Large projects; fastest parsing ProjectConfig.manifest_path
dbt_ls Complex selectors; need dbt-native selection Fusion binary accessible to scheduler
automatic Simple setups; let Cosmos pick (none)

Read the full file on GitHub · 251 lines

Files

What ships with it

1 file 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.

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. 11d ago First seen · 251 lines · 74 tokens per session scan C 6e4f7ff71bbe

Subscribe to this mod's changes

cosmos-dbt-fusion is a skill published in the GitHub repository miptah21/skills (2 stars, last pushed 3mo ago), licensed MIT. It adds 74 tokens to every session and 1,763 once invoked, about $0.0004 per session on Opus 5. A static security scan graded it C with 2 findings (downloads and executes remote code, makes network calls). It is 97% identical to cosmos-dbt-fusion, differing in 2 lines, and is treated as a copy.

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