modelright

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Live registry of AI model specs, context windows, and per-token pricing.

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https://modelright.dev/api/mcp

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Tool list from our last check. Connect live to refresh it.

compare_models

Side-by-side comparison of 2-10 models by provider/slug: context window, input/output price per 1M tokens, modalities, status.

modelsarray, required

Models to compare

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Tools (6)

compare_models

Side-by-side comparison of 2-10 models by provider/slug: context window, input/output price per 1M tokens, modalities, status.

Argument	Type	Description
models*	array	Models to compare

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "required": [
    "models"
  ],
  "properties": {
    "models": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "provider",
          "slug"
        ],
        "properties": {
          "slug": {
            "type": "string",
            "minLength": 1,
            "description": "Model slug, e.g. 'gpt-4o'"
          },
          "provider": {
            "type": "string",
            "minLength": 1,
            "description": "Provider slug, e.g. 'openai'"
          }
        }
      },
      "maxItems": 10,
      "minItems": 2,
      "description": "Models to compare"
    }
  }
}

get_ingest_status

Data-freshness check: registry totals and the most recent ingest runs (source, model count, status, time).

Argument	Type	Description
limit	integer	Recent ingest runs to return (default 10)

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "limit": {
      "type": "integer",
      "maximum": 50,
      "minimum": 1,
      "description": "Recent ingest runs to return (default 10)"
    }
  }
}

get_model

Full detail for one model (provider+slug from search_models): specs, current price, status, and recent price/availability snapshots.

Argument	Type	Description
slug*	string	Model slug, e.g. 'gpt-4o'
provider*	string	Provider slug, e.g. 'openai'
snapshots	integer	Recent snapshots to include (default 10, 0 to skip)

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "required": [
    "provider",
    "slug"
  ],
  "properties": {
    "slug": {
      "type": "string",
      "minLength": 1,
      "description": "Model slug, e.g. 'gpt-4o'"
    },
    "provider": {
      "type": "string",
      "minLength": 1,
      "description": "Provider slug, e.g. 'openai'"
    },
    "snapshots": {
      "type": "integer",
      "maximum": 50,
      "minimum": 0,
      "description": "Recent snapshots to include (default 10, 0 to skip)"
    }
  }
}

list_models

List tracked models with pricing and context windows. Filter by provider, modality tag, status, or price/context bounds.

Argument	Type	Description
sort	string	Sort order (default name)
limit	integer	Max results (default 100)
status	string	Status filter, e.g. 'available', 'deprecated'
modality	string	Modality tag filter, e.g. 'text', 'image', 'audio'
provider	string	Provider slug filter, e.g. 'anthropic'
minContextWindow	integer	Minimum context window
maxInputPricePerM	number	Max input price per 1M tokens (USD)

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "sort": {
      "enum": [
        "name",
        "input_price_asc",
        "input_price_desc",
        "context_desc"
      ],
      "type": "string",
      "description": "Sort order (default name)"
    },
    "limit": {
      "type": "integer",
      "maximum": 500,
      "minimum": 1,
      "description": "Max results (default 100)"
    },
    "status": {
      "type": "string",
      "description": "Status filter, e.g. 'available', 'deprecated'"
    },
    "modality": {
      "type": "string",
      "description": "Modality tag filter, e.g. 'text', 'image', 'audio'"
    },
    "provider": {
      "type": "string",
      "description": "Provider slug filter, e.g. 'anthropic'"
    },
    "minContextWindow": {
      "type": "integer",
      "maximum": 9007199254740991,
      "description": "Minimum context window",
      "exclusiveMinimum": 0
    },
    "maxInputPricePerM": {
      "type": "number",
      "minimum": 0,
      "description": "Max input price per 1M tokens (USD)"
    }
  }
}

list_providers

List providers tracked by the registry with their model counts. Use provider slugs in list_models / get_model / compare_models.

No arguments.

Input schema (JSON)

{
  "type": "object",
  "properties": {}
}

search_models

Substring search across model name, slug, and provider — the fast path to a model's provider/slug pair for the detail tools.

Argument	Type	Description
q*	string	Search text, e.g. 'sonnet'
limit	integer	Max results (default 20)

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "required": [
    "q"
  ],
  "properties": {
    "q": {
      "type": "string",
      "maxLength": 100,
      "minLength": 1,
      "description": "Search text, e.g. 'sonnet'"
    },
    "limit": {
      "type": "integer",
      "maximum": 100,
      "minimum": 1,
      "description": "Max results (default 20)"
    }
  }
}