Anthropic · OpenAPI Overlay 1.0.0

API Evangelist conversational phrasing for Anthropic Models API

5 actions 5 updates phrasing extends openapi/anthropic-models-api-openapi.yml
Generated by API Evangelist Written by API Evangelist tooling for Anthropic's API. It is a proposal applied on top of the contract, not a document Anthropic publishes.
View Overlay File View on GitHub Overlay Specification

What the actions change

x-apievangelist-phrasing

Targets 5

$.info
$.paths['/v1/models'].get
$.paths['/v1/models/{model_id}'].get
$.paths['/v1/models/{model_id}?beta=true'].get
$.paths['/v1/models?beta=true'].get

OpenAPI Overlay

Raw ↑
# Generated by API Evangelist (build-phrasing.py). Our phrasing, not observed demand.
overlay: 1.0.0
info:
  title: API Evangelist conversational phrasing for Anthropic Models API
  version: 1.0.0
extends: openapi/anthropic-models-api-openapi.yml
actions:
- target: $.info
  update:
    x-apievangelist-phrasing:
      method: generated
      generated: '2026-09-26'
      generator: build-phrasing.py
      label: Generated by API Evangelist
      operations: 4
- target: $.paths['/v1/models'].get
  update:
    x-apievangelist-phrasing:
      intent: List available Claude models
      effect: read
      questions:
      - Which Claude models can I use with my API key right now?
      - What's the newest model available on the API?
      instructions:
      - text: List the available models.
      - text: Show the {limit} most recently released models.
        slots:
          limit: query.limit
      method: generated
      generated: '2026-09-26'
- target: $.paths['/v1/models/{model_id}'].get
  update:
    x-apievangelist-phrasing:
      intent: Look up a model or resolve an alias
      effect: read
      questions:
      - What model ID does a model alias currently point to?
      - Can I get details on one specific Claude model?
      instructions:
      - text: Get model {model_id}.
        slots:
          model_id: path.model_id
      - text: Resolve the alias {model_id} to a model ID.
        slots:
          model_id: path.model_id
      method: generated
      generated: '2026-09-26'
- target: $.paths['/v1/models/{model_id}?beta=true'].get
  update:
    x-apievangelist-phrasing:
      intent: Look up a model via the beta endpoint
      effect: read
      questions:
      - Can I resolve a model alias through the ?beta=true models endpoint?
      - Using the beta models route, what details come back for one model?
      instructions:
      - text: Get model {model_id} via the beta models endpoint.
        slots:
          model_id: path.model_id
      - text: Resolve alias {model_id} with the ?beta=true lookup.
        slots:
          model_id: path.model_id
      method: generated
      generated: '2026-09-26'
- target: $.paths['/v1/models?beta=true'].get
  update:
    x-apievangelist-phrasing:
      intent: List models via the beta endpoint
      effect: read
      questions:
      - Which models does the ?beta=true model listing return?
      - Can I list models with beta features enabled?
      instructions:
      - text: List models via the beta models endpoint.
      - text: Page through beta model listings after {after_id}.
        slots:
          after_id: query.after_id
      method: generated
      generated: '2026-09-26'

Work with this as data

Every overlay here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for openapi overlays

4 MCP tools reach this
  • find_overlaysBrowse and filter every overlay in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This overlay
curl "https://apis.io/api/v1/overlays/anthropic-models-api-phrasing-overlay"
All openapi overlays
curl "https://apis.io/api/v1/overlays?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.