Minimax Xlsx (Grade A) logo

Minimax Xlsx (Grade A)Security-tested data-ai skill for Claude AI. Grade A. Open, create, read, analyze, edit, or validate Excel/spreadsheet files (.xlsx, .xlsm, .csv, .tsv). Use when the user asks to create, build, modify

— (0)
Daniel NikulshynReviewed by Daniel Nikulshyn·Updated July 2026

Overview

The Minimax Xlsx skill is a security-tested data-ai capability for Claude AI, graded A. It enables the handling of Excel spreadsheet files (.xlsx, .xlsm, .csv, .tsv) for various tasks such as creation, reading, analysis, editing, and validation. This skill is triggered by user requests related to Excel, spreadsheets, or tabular data. It supports creating new Excel files from scratch, reading and analyzing existing files, editing existing files without format loss, formula recalculation, validation, and applying professional financial formatting standards. The skill operates directly without spawning sub-agents and always produces the requested output file.

Key features

  • Create new Excel files from scratch
  • Read and analyze existing Excel files
  • Edit existing Excel files
  • Validate Excel files
  • Apply professional financial formatting standards
  • Formula recalculation and validation

Pricing

Model
Free
Category
Skills
Rating
No reviews yet

Use cases

Financial Modeling

Use the Minimax Xlsx skill to create complex financial models from scratch or edit existing ones, applying professional formatting standards and ensuring accurate formula calculations.

Data Analysis

Leverage the skill to read and analyze data from Excel files, perform custom analysis using pandas, and output results in the required format.

Pros & Cons

Pros

  • Handles Excel files (.xlsx, .xlsm, .csv, .tsv) for various tasks
  • Creates new Excel files from scratch
  • Reads and analyzes existing Excel files
  • Edits existing Excel files without format loss
  • Applies professional financial formatting standards

Cons

  • May have limitations with complex Excel features like VBA or sparklines
  • Requires specific triggers to activate, such as 'spreadsheet' or 'Excel' in user requests

Reviews

Sign in to leave a review.

No reviews yet. Be the first!

Q&A

How does Minimax Xlsx ensure formulas stay accurate after edits?

The skill recalculates formulas during edits and validates them, ensuring derived values remain as Excel formulas (e.g., <f>SUM B2:B9</f>) rather than hard‑coded numbers.

Asked by Damian Wysocki · Aug 4, 2025

What file types and complex features does Minimax Xlsx support or not support?

It handles .xlsx, .xlsm, .csv, and .tsv files for creation, reading, editing, and validation. However, advanced Excel features such as VBA macros or sparklines may not be fully supported.

Asked by Constantin Ionescu · Jul 24, 2025

Can Minimax Xlsx edit an existing spreadsheet without losing its original formatting?

Yes. The skill edits existing .xlsx, .xlsm, .csv, or .tsv files directly, preserving all original sheet names, layouts, and styles while only modifying the specified cells.

Asked by Ravi Kapoor · Jul 11, 2025

Ask a question

Skills alternatives

Using Git Worktrees (Grade A) logo
Using Git Worktrees (Grade A)Skills

Security-tested data-ai skill for Claude AI. Grade A. Use when starting feature work that needs isolation from current workspace or before executing implementation plans - creates isolated git worktre

— (0)
Free
Ga4 Bigquery Schema (Grade A) logo
Ga4 Bigquery Schema (Grade A)Skills

Security-tested data-ai skill for Claude AI. Grade A. GA4 BigQuery Export Schema Reference — complete field reference, nested structures, query patterns, and performance tips

— (0)
Free
Meta Capi (Grade A) logo
Meta Capi (Grade A)Skills

Security-tested data-ai skill for Claude AI. Grade A. Meta Conversions API (CAPI) Setup Reference — architecture, event types, customer information hashing, deduplication, implementation examples, AEM

— (0)
Free
Callees (Grade A) logo
Callees (Grade A)Skills

Security-tested development skill for Claude AI. Grade A. Lista o que uma funcao/metodo chama (call graph direto)

— (0)
Free
Test Module Name (Grade A) logo
Test Module Name (Grade A)Skills

Security-tested data-ai skill for Claude AI. Grade A. Name Haskell test modules after the module under test with a Spec suffix in the same namespace. Use when writing or reviewing Haskell test module

— (0)
Free
Board Of Directors (Grade A) logo
Board Of Directors (Grade A)Skills

Security-tested data-ai skill for Claude AI. Grade A. Simulate a 5-member expert board deliberation for major decisions. Use when evaluating plans, architecture choices, feature designs, or any decisi

— (0)
Free
Advpl Mvc Avancado (Grade A) logo
Advpl Mvc Avancado (Grade A)Skills

Security-tested development skill for Claude AI. Grade A. MVC avançado via PE (Pontos de Entrada) — adicionar grids customizadas em telas MVC padrão (CNTA300/MATA070/MATA440/MATA460/FINA040 via *STRU)

— (0)
Free
D
Docs Writer (Grade A)Skills

Security-tested devops skill for Claude AI. Grade A. **WORKFLOW SKILL** — Maintains repository documentation accuracy and freshness across the docs site, agent files, and changelog. WHEN: "update docs

— (0)
Free