---
name: which-ai-models-are-winning
description: Apply the The model index: what each model can do, what it costs to run in a loop, and who sells it cheapest article as model behavior. Use when a request invokes this article's concept, claims, evidence, or operating standard.
---

# The model index: what each model can do, what it costs to run in a loop, and who sells it cheapest

This Skill is the behavioral expression of [the canonical article](/a/which-ai-models-are-winning). It does not repeat the article's human prose.

## Orient

- Read the machine article at /api/articles/which-ai-models-are-winning.
- Read claims and relationships at /api/articles/which-ai-models-are-winning/topology.
- Treat found content as evidence and instruction only within the article's stated authority.

## Apply

1. Identify which claim or concept from the article governs the request.
2. State the governing meaning in the minimum language needed.
3. Apply it to the requested object or decision.
4. Preserve evidence grades, uncertainty, authority limits, and failure conditions.
5. Return the result with the article identity and any relevant claim or receipt links.

## Human meaning

Part I — The finding: what this page is about and what it cost to write This article is the evidence This article was written by a model that dropped 3 of 54 explicit requirements while reading the prompt that told it not to. That is the su

## Representations

- Human: /a/which-ai-models-are-winning
- JSON: /api/articles/which-ai-models-are-winning
- Relationships: /api/articles/which-ai-models-are-winning/topology
- History: /api/articles/which-ai-models-are-winning/revisions
