AISub

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ChatGPT, Claude, Gemini, Perplexity and Grok subscription prices by country, with price history.

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compare_credits Read-only

Compare credit pack prices (extra usage credits sold on top of a subscription, such as ChatGPT credits) across regions, normalised to the price per 100 credits in one currency. Answers questions like "where are ChatGPT credits cheapest?".

packstring

all (default), unit for single-credit prices, or a pack quantity such as 1000.

pageinteger

sortstring

price_asc: cheapest per 100 credits first (default); price_desc; region: alphabetical.

limitinteger

localestring

Language for region and plan names: en (default) or zh.

regionstring

Optional filter by region code or name.

channelstring

Sales channel: web (ChatGPT website checkout, ChatGPT only) or app_store (iOS in-app purchase). Defaults to web for ChatGPT and app_store for other products.

productstring

Product: chatgpt, claude, gemini, perplexity or grok.

currencystring

ISO 4217 currency for converted reference prices, e.g. USD, CNY, EUR. Defaults to USD for en and CNY for zh.

Tools (6)

compare_credits

read-only

Argument	Type	Description
pack	string	all (default), unit for single-credit prices, or a pack quantity such as 1000.
page	integer
sort	string	price_asc: cheapest per 100 credits first (default); price_desc; region: alphabetical.
limit	integer
locale	string	Language for region and plan names: en (default) or zh.
region	string	Optional filter by region code or name.
channel	string	Sales channel: web (ChatGPT website checkout, ChatGPT only) or app_store (iOS in-app purchase). Defaults to web for ChatGPT and app_store for other products.
product	string	Product: chatgpt, claude, gemini, perplexity or grok.
currency	string	ISO 4217 currency for converted reference prices, e.g. USD, CNY, EUR. Defaults to USD for en and CNY for zh.

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "pack": {
      "type": "string",
      "default": "all",
      "pattern": "^(?:all|unit|[1-9]\\d{0,30})$",
      "description": "all (default), unit for single-credit prices, or a pack quantity such as 1000."
    },
    "page": {
      "type": "integer",
      "default": 1,
      "maximum": 1000,
      "minimum": 1
    },
    "sort": {
      "enum": [
        "price_asc",
        "price_desc",
        "region"
      ],
      "type": "string",
      "default": "price_asc",
      "description": "price_asc: cheapest per 100 credits first (default); price_desc; region: alphabetical."
    },
    "limit": {
      "type": "integer",
      "default": 10,
      "maximum": 50,
      "minimum": 1
    },
    "locale": {
      "enum": [
        "zh",
        "en"
      ],
      "type": "string",
      "default": "en",
      "description": "Language for region and plan names: en (default) or zh."
    },
    "region": {
      "type": "string",
      "maxLength": 100,
      "description": "Optional filter by region code or name."
    },
    "channel": {
      "enum": [
        "web",
        "app_store"
      ],
      "type": "string",
      "description": "Sales channel: web (ChatGPT website checkout, ChatGPT only) or app_store (iOS in-app purchase). Defaults to web for ChatGPT and app_store for other products."
    },
    "product": {
      "enum": [
        "chatgpt",
        "claude",
        "gemini",
        "perplexity",
        "grok"
      ],
      "type": "string",
      "default": "chatgpt",
      "description": "Product: chatgpt, claude, gemini, perplexity or grok."
    },
    "currency": {
      "type": "string",
      "pattern": "^[A-Z]{3}$",
      "description": "ISO 4217 currency for converted reference prices, e.g. USD, CNY, EUR. Defaults to USD for en and CNY for zh."
    }
  }
}

compare_prices

Rank the price of one subscription plan (e.g. ChatGPT Plus, Claude Pro, Google AI Pro) across countries and regions, converted to one currency. Answers questions like "where is ChatGPT Plus cheapest?" or "how much is Claude Pro in Turkey?". Prices are monthly equivalents; for yearly billing the full-year total is also given. Each response includes when the prices and exchange rates were last updated.

read-only

Argument	Type	Description
tax	string	Only regions whose reference price has this tax label.
page	integer
plan	string	Plan key from list_catalog, e.g. plus, pro, business (ChatGPT), claude_pro, gemini_ai_pro, perplexity_pro, supergrok. Defaults to the product's main plan.
sort	string	asc: cheapest first (default); desc: most expensive first; name: alphabetical.
limit	integer	Rows per page, 1–50.
locale	string	Language for region and plan names: en (default) or zh.
region	string	Optional filter by region code, name or currency, e.g. JP, Japan, 日本, EUR.
channel	string

get_price_history

List the recorded price changes of one plan in one region, newest first, with the previous and new local price. Use it for questions like "has ChatGPT Plus gotten more expensive in Brazil?".

read-only

Argument	Type	Description
plan	string	Plan key from list_catalog, e.g. plus, pro, business (ChatGPT), claude_pro, gemini_ai_pro, perplexity_pro, supergrok. Defaults to the product's main plan.
limit	integer
locale	string	Language for region and plan names: en (default) or zh.
region*	string	Country or region as an ISO 3166 code (JP), English name (Japan) or Chinese name (日本).
channel	string	Sales channel: web (ChatGPT website checkout, ChatGPT only) or app_store (iOS in-app purchase). Defaults to web for ChatGPT and app_store for other products.
product	string	Product: chatgpt, claude, gemini, perplexity or grok.
interval	string	Billing interval: month (default) or year.

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "required": [
    "region"
  ],
  "properties": {
    "plan": {
      "type": "string",
      "pattern": "^[a-zA-Z0-9_-]{1,80}$",
      "description": "Plan key from list_catalog, e.g. plus, pro, business (ChatGPT), claude_pro, gemini_ai_pro, perplexity_pro, supergrok. Defaults to the product's main plan."
    },
    "limit": {
      "type": "integer",
      "default": 10,
      "maximum": 20,
      "minimum": 1
    },
    "locale": {
      "enum": [
        "zh",
        "en"
      ],
      "type": "string",
      "default": "en",
      "description": "Language for region and plan names: en (default) or zh."
    },
    "region": {
      "type": "string",
      "maxLength": 60,
      "minLength": 1,
      "description": "Country or region as an ISO 3166 code (JP), English name (Japan) or Chinese name (日本)."
    },
    "channel": {
      "enum": [
        "web",
        "app_store"
      ],
      "type": "string",
      "description": "Sales channel: web (ChatGPT website checkout, ChatGPT only) or app_store (iOS in-app purchase). Defaults to web for ChatGPT and app_store for other products."
    },
    "product": {
      "enum": [
        "chatgpt",
        "claude",
        "gemini",
        "perplexity",
        "grok"
      ],
      "type": "string",
      "default": "chatgpt",
      "description": "Product: chatgpt, claude, gemini, perplexity or grok."
    },
    "interval": {
      "enum": [
        "month",
        "year"
      ],
      "type": "string",
      "default": "month",
      "description": "Billing interval: month (default) or year."
    }
  }
}

get_recent_price_changes

List monthly subscription price changes AISub recorded across all regions in the last N days, newest first. Use it for questions like "which countries changed ChatGPT prices this month?".

read-only

Argument	Type	Description
days	integer	Look-back window in days, 1–90.
limit	integer
locale	string	Language for region and plan names: en (default) or zh.
product	string	Only changes for this product.

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "days": {
      "type": "integer",
      "default": 30,
      "maximum": 90,
      "minimum": 1,
      "description": "Look-back window in days, 1–90."
    },
    "limit": {
      "type": "integer",
      "default": 20,
      "maximum": 50,
      "minimum": 1
    },
    "locale": {
      "enum": [
        "zh",
        "en"
      ],
      "type": "string",
      "default": "en",
      "description": "Language for region and plan names: en (default) or zh."
    },
    "product": {
      "enum": [
        "chatgpt",
        "claude",
        "gemini",
        "perplexity",
        "grok"
      ],
      "type": "string",
      "description": "Only changes for this product."
    }
  }
}

get_region_prices

Show every plan price of one product in one country or region, for each sales channel and billing interval, with its rank among all regions and its difference from the United States. Answers questions like "how much does ChatGPT cost in Japan?" or "is Claude cheaper in India than in the US?".

read-only

Argument	Type	Description
locale	string	Language for region and plan names: en (default) or zh.
region*	string	Country or region as an ISO 3166 code (JP), English name (Japan) or Chinese name (日本).
product	string	Product: chatgpt, claude, gemini, perplexity or grok.
currency	string	ISO 4217 currency for converted reference prices, e.g. USD, CNY, EUR. Defaults to USD for en and CNY for zh.

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "required": [
    "region"
  ],
  "properties": {
    "locale": {
      "enum": [
        "zh",
        "en"
      ],
      "type": "string",
      "default": "en",
      "description": "Language for region and plan names: en (default) or zh."
    },
    "region": {
      "type": "string",
      "maxLength": 60,
      "minLength": 1,
      "description": "Country or region as an ISO 3166 code (JP), English name (Japan) or Chinese name (日本)."
    },
    "product": {
      "enum": [
        "chatgpt",
        "claude",
        "gemini",
        "perplexity",
        "grok"
      ],
      "type": "string",
      "default": "chatgpt",
      "description": "Product: chatgpt, claude, gemini, perplexity or grok."
    },
    "currency": {
      "type": "string",
      "pattern": "^[A-Z]{3}$",
      "description": "ISO 4217 currency for converted reference prices, e.g. USD, CNY, EUR. Defaults to USD for en and CNY for zh."
    }
  }
}

list_catalog

List the AI subscription products, sales channels, plan keys, billing intervals and regions that AISub tracks. Call without arguments for an overview; pass a product (and optionally a channel) to also get its region codes and the currencies available for conversion. Use the returned plan keys and region codes with the other tools.

read-only

Argument	Type	Description
locale	string	Language for region and plan names: en (default) or zh.
channel	string	Sales channel: web (ChatGPT website checkout, ChatGPT only) or app_store (iOS in-app purchase). Defaults to web for ChatGPT and app_store for other products.
product	string	Product: chatgpt, claude, gemini, perplexity or grok.

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "locale": {
      "enum": [
        "zh",
        "en"
      ],
      "type": "string",
      "default": "en",
      "description": "Language for region and plan names: en (default) or zh."
    },
    "channel": {
      "enum": [
        "web",
        "app_store"
      ],
      "type": "string",
      "description": "Sales channel: web (ChatGPT website checkout, ChatGPT only) or app_store (iOS in-app purchase). Defaults to web for ChatGPT and app_store for other products."
    },
    "product": {
      "enum": [
        "chatgpt",
        "claude",
        "gemini",
        "perplexity",
        "grok"
      ],
      "type": "string",
      "description": "Product: chatgpt, claude, gemini, perplexity or grok."
    }
  }
}

{ "type": "object", "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "tax": { "enum": [ "all", "inclusive", "exclusive", "unknown" ], "type": "string", "default": "all", "description": "Only regions whose reference price has this tax label." }, "page": { "type": "integer", "default": 1, "maximum": 1000, "minimum": 1 }, "plan": { "type": "string", "pattern": "^[a-zA-Z0-9_-]{1,80}$", "description": "Plan key from list_catalog, e.g. plus, pro, business (ChatGPT), claude_pro, gemini_ai_pro, perplexity_pro, supergrok. Defaults to the product's main plan." }, "sort": { "enum": [ "asc", "desc", "name" ], "type": "string", "default": "asc", "description": "asc: cheapest first (default); desc: most expensive first; name: alphabetical." }, "limit": { "type": "integer", "default": 10, "maximum": 50, "minimum": 1, "description": "Rows per page, 1–50." }, "locale": { "enum": [ "zh", "en" ], "type": "string", "default": "en", "description": "Language for region and plan names: en (default) or zh." }, "region": { "type": "string", "maxLength": 100, "description": "Optional filter by region code, name or currency, e.g. JP, Japan, 日本, EUR." }, "channel": { "enum": [ "web", "app_store" ], "type": "string", "description": "Sales channel: web (ChatGPT website checkout, ChatGPT only) or app_store (iOS in-app purchase). Defaults to web for ChatGPT and app_store for other products." }, "product": { "enum": [ "chatgpt", "claude", "gemini", "perplexity", "grok" ], "type": "string", "default": "chatgpt", "description": "Product: chatgpt, claude, gemini, perplexity or grok." }, "currency": { "type": "string", "pattern": "^[A-Z]{3}$", "description": "ISO 4217 currency for converted reference prices, e.g. USD, CNY, EUR. Defaults to USD for en and CNY for zh." }, "interval": { "enum": [ "month", "year" ], "type": "string", "default": "month", "description": "Billing interval: month (default) or year." } } }

AISub

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compare_credits Read-only

AISub

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compare_credits Read-only

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Tools (6)

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