---
title: "List mid-market rates"
method: GET
path: "/v0/rates"
tags: ["Reference data"]
---

# List mid-market rates

`GET /v0/rates`

## Request

- Base URL: `https://orchestration.seismic.systems/api`
- URL: `https://orchestration.seismic.systems/api/v0/rates`
- Auth: none required

Mid-market reference rates for spread disclosure and converter widgets — quotes already settle trades, this surfaces the reference price. Unauthenticated.

## Query parameters

- `from` string
- `to` string
- `from_rail` string
- `to_rail` string
- `to_country` string

## Response `200`

Resolved rates — a single entry when `to` is pinned, otherwise every cached pair from `from`.

- RatesResponse
  - `rates` RateDto[], required
    - `as_of` string, date-time, required
    - `from` string, required
    - `rate` string, required
    - `to` string, required

## Other responses

- `400`: Unknown query field or unsupported pair.

---

[API](https://skmtc.dev/seismic/apis/seismic-orchestration-api.md) - [All operations](https://skmtc.dev/seismic/apis/seismic-orchestration-api/llms.txt) - [OpenAPI document](https://skmtc.dev/seismic/apis/seismic-orchestration-api/revisions/08ada1f159fa?raw)