FiscaLLM

Connect Remote server

claude mcp add --transport http fiscallm https://fiscallm.com/api/mcp --header "Authorization: Bearer <YOUR_API_KEY>"

{
  "mcpServers": {
    "fiscallm": {
      "url": "https://fiscallm.com/api/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}

{
  "servers": {
    "fiscallm": {
      "type": "http",
      "url": "https://fiscallm.com/api/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}

Settings > Connectors > Add custom connector
URL: https://fiscallm.com/api/mcp

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools 10 found in our last check

• list_llm_prices

  Current list prices (USD per 1M tokens: input, cached input, output) for OpenAI, Anthropic and Google models, with announced price changes. Use it to find a model id or to compare prices.

• get_llm_price

  Current list price of one model by id, e.g. "gpt-4o-mini" or "claude-sonnet-4-5". Includes the long-context rate and any announced change.

• estimate_llm_cost

  USD cost of a call to a model from its token counts, at list price, and the total for a number of such calls.

• compare_llm_costs

  USD cost of the same call (same token counts) on each of several models, cheapest first. Use it to pick a model or to price a switch.

• subscription_break_even

  How many AI messages a month a subscriber can send before the model cost uses up what the plan earns, after the store or payment fee. Answers: does this plan price cover this model?

• fiscallm_setup_guide

  What FiscaLLM is and the ways to send it AI usage (OpenTelemetry, LiteLLM, SDK, HTTP), connect revenue, and read margins back.

• get_margin_overview

  The app's AI cost, revenue, margin, share of revenue spent on AI, request count and daily series over a period. Needs the app's key.

• list_users_by_margin

  Each user's AI cost, revenue and margin over a period, the users losing the most money first. Needs the app's key.

• get_plan_margins

  AI cost, revenue and margin of each plan or product over a period. Needs the app's key.

• get_cost_breakdown

  The app's AI cost over a period split by model and by feature. Needs the app's key.

Headers

Details

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