---
title: "Print history for one economic series"
method: GET
path: "/api/seo/series/{slug}"
tags: ["Economic data"]
---

# Print history for one economic series

`GET /api/seo/series/{slug}`

## Request

- Base URL: `https://api.helious.io`
- URL: `https://api.helious.io/api/seo/series/{slug}`
- Auth: none declared

Newest captured prints (capped at 60; history_count reports the total in the capture window) with actual, forecast, previous and z-surprise, plus the latest card and next release for one series. The CSV at /api/seo/csv/series/{slug} is a capped sample of recent rows; the full history, including multi-year official backfill, comes through /v1/series/{slug}, where depth follows your plan. Valid slugs come from /api/seo/series-index.

## Path parameters

- `slug` string, required

## Response `200`

Series detail

- object

## Other responses

- `404`: Unknown series

---

[API](https://skmtc.dev/helious/apis/helious-public-api.md) · [All operations](https://skmtc.dev/helious/apis/helious-public-api/llms.txt) · [OpenAPI document](https://skmtc.dev/helious/apis/helious-public-api/revisions/06bada17ad7a?raw)