---
title: "Compute monthly cost across model candidates"
method: GET
path: "/api/premium/cost/projection"
tags: ["Premium"]
---

# Compute monthly cost across model candidates

`GET /api/premium/cost/projection`

## Query parameters

- `model` string, required
- `input_tokens_per_day` integer
- `output_tokens_per_day` integer
- `horizon` 'daily' | 'monthly' | 'yearly'

## Request body

- object
  - `model` string, required — Comma-separated model ids (1-10), e.g. "opus-4-7,gpt-5-5"
  - `input_tokens_per_day` integer — Projected daily input token volume
  - `output_tokens_per_day` integer — Projected daily output token volume
  - `horizon` 'daily' | 'monthly' | 'yearly' — Time horizon for cost summary

## Response `200`

Projected cost per model.

- object

## Other responses

- `402` — Payment Required

---

[API](https://skmtc.dev/tensorfeed/apis/tensorfeed-api.md) · [All operations](https://skmtc.dev/tensorfeed/apis/tensorfeed-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/tensorfeed/tensorfeed-api/revisions/017e10130065/schema)