Atlas / Skills / jeremylongshore / Mistral Install Auth

Mistral Install AuthBLOCK

skills/jeremylongshore/mistral-install-auth

Model-agnostic agent-skills platform with a harness-free canonical layer, verified adapters, and the ccpi package manager. Explore at tonsofskills.com.

Verdict
BLOCK
Grade
D
Trust score
69 /100
Version
1.14.0
Hosts
1 documented
License
MIT
Stars
2,824
01

Overview

Model-agnostic agent-skills platform with a harness-free canonical layer, verified adapters, and the ccpi package manager. Explore at tonsofskills.com.

Read from source at commit 4f83675ca38aOBSERVED · 2026-10-09
02

Host compatibility

What the documentation claims. We have not run a compatibility test.

HostStatusNotes
claude-codementioned
03

What it tells the agent

The instruction file, verbatim from the audited commit — this is the text the model reads, and the surface the audit's instruction layer examines. Quoted here so you can judge it without cloning anything.

---
name: mistral-install-auth
description: >-
  Establish Mistral API access with server-side credentials, workspace ownership, and revocation evidence. Use when installing or auditing a Mistral environment. Trigger with "set up Mistral", "configure a Mistral key", or "audit Mistral authentication".
allowed-tools: Read,Glob,Grep,Write,Edit
argument-hint: "<runtime> <workspace> <environment>"
version: 1.14.0
license: MIT
author: Jeremy Longshore <[email protected]>
tags: [saas, mistral, authentication]
model: inherit
effort: high
compatibility: "Designed for Claude Code; live or external Mistral actions require network access and explicit approval"
---
# Mistral Authentication and Installation

## Overview

Create a reviewable authentication boundary before any inference call. Separate workspace access, secret custody, application authorization, and billing so possession of a key never implies permission to spend or process arbitrary data.

## Prerequisites

- A named workspace administrator, application owner, and spend owner.
- An approved server-side secret manager and environment-specific rollback route.
- A runtime and official client selected from current first-party documentation.

## Current Contract

Mistral API requests use Bearer authentication at `https://api.mistral.ai`. Studio-created keys are displayed once. Free mode can include usage; current billing and limits must be read from the account rather than encoded.

## Authentication

Store the credential as `MISTRAL_API_KEY` and send it only in the `Authorization: Bearer` header from a trusted server. Never place it in source, browser bundles, URLs, prompts, logs, screenshots, fixtures, or support archives.

## Instructions

1. Inventory the workspace, runtime, environment, data class, volume, and accountable owners.
2. Confirm the administrator permitted to create and revoke an environment-scoped key.
3. Capture the one-time key directly into the approved secret manager and configure only its reference.
4. Pin the client dependency and API host without recording the secret value.
5. Validate configuration offline; request approval before one synthetic live call.
6. Record ownership, creation date, rotation route, live-check receipt, and rollback readiness.

## Tool Discipline

Use Read, Glob, and Grep to inspect code, locks, configuration, tests, and evidence. Use Write and Edit only for approved repository changes. Invocation alone does not authorize network calls, paid usage, uploads, stateful resources, admin mutations, deployments, or deletion.

## Approval Boundaries

Require explicit approval for key creation or revocation, billing or role changes, live requests, deployments, or customer-derived content.

## Error Handling

- A `401` usually indicates a missing, malformed, revoked, or wrong-environment key.
- A valid key can still fail because the workspace is suspended or at a current rate/spend boundary.
- Any browser or log exposure is an incident: revoke, rotate consumers, and verify history removal.

## Output

Return workspace, environment, secret-reference name, host, client pin, owner, validation state, evidence IDs, risks, and rollback. Exclude credentials and content.

## Examples

- Prepare a Python service with an injected production secret and no live request.
- Report `environment=staging; auth=Bearer; live_smoke=awaiting-approval`.

## Validation

Confirm host/header, scan tracked output for secrets, prove no browser exposure, and verify the owner can revoke the key.

## Resources

- [Current first-party evidence map](references/official-docs.md) — recheck dated sources before relying on mutable endpoints, models, limits, prices, preview status, or retention.
- Record live account observations as environment-specific evidence, not universal Mistral guarantees.
04

Trust audit

BLOCKgrade D · trust 69/100 Do not install this without reading the findings. The audit found something that could harm you or your machine.

LayerWhat it checksResult
L0Provenance & inventoryPASS
L1Static analysis of the codePASS
L2Instruction surface (what it tells the agent)FAIL
L3Class-specific surfacePASS
L4Behavioural (sandbox)SKIPPED

What the source does

Filesystem
none-observed
Network
none-observed
Shell
none-observed
Dependencies
pinned
Secrets in source
none-found

Findings (2)

CRITICALPrompt injection · prompt.transfer_instruction · CWE-94, CWE-1427
SKILL.md:33
Store the credential as `MISTRAL_API_KEY` and send it only in the `Authorization: Bearer` header from a trusted server. Never place it in source, browser bundles, URLs, prompts, logs, screenshots, fix
Why it matters. an instruction to move sensitive data to an outside destination
Fix. remove; a skill never needs the user's secrets off the machine
HIGHPrompt injection · prompt.credential_read · CWE-94, CWE-1427
SKILL.md:4
Establish Mistral API access with server-side credentials, workspace ownership, and revocation evidence. Use when installing or auditing a Mistral environment. Trigger with "set up Mistral", "configur
Why it matters. asks the agent to read credentials

Gates applied: critical_finding, no_behavioural_pass, undeclared_transfer.

Audited 2026-10-09 · audit v0.4.1 · source sha 4f83675ca38afull audit observations/trust-audit/skill/jeremylongshore__mistral-install-auth.json · Report an issue / request a re-scan
05

Audit history

Every audit this skill has had.

DateSourceVerdictGradeScoreChange
2026-10-094f83675ca38aBLOCKD69first audit
06

Questions

What does the Mistral Install Auth skill do?

Model-agnostic agent-skills platform with a harness-free canonical layer, verified adapters, and the ccpi package manager. Explore at tonsofskills.com.

Is Mistral Install Auth safe to install?

No — not without reading the findings first. The audit graded it D (69/100) and found 2 critical or high issues in the source. Each one is listed on this page with the file and line it is on.

What can Mistral Install Auth access on my machine?

The audit observed no filesystem, network or shell use at all in its source.

Which assistants does Mistral Install Auth work with?

Its documentation mentions claude-code. That is what the text claims, not a compatibility test we ran.

How current is this page?

The grade is for one exact copy of the source (4f83675ca38a), read on 2026-10-09. The repository is watched, and a new audit runs when it changes — this is the first audit.

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