---
title: "Explain every kind of block a Hive Bio page can hold, the fields each one reads, an example change that works, and anything Hive cannot finish for that kind. Read this before adding or changing a block."
method: POST
path: "/api/v1/tools/describe_bio_blocks"
---

# Explain every kind of block a Hive Bio page can hold, the fields each one reads, an example change that works, and anything Hive cannot finish for that kind. Read this before adding or changing a block.

`POST /api/v1/tools/describe_bio_blocks`

## Request

- Base URL: `https://hivepublish.com`
- URL: `https://hivepublish.com/api/v1/tools/describe_bio_blocks`
- Auth: HTTP bearer

## Request body

- object
  - `type` string: One kind of block. Leave it out for all of them.

## Response `200`

Tool result

- ToolResult
  - `data` unknown, required
  - `meta` object, required
    - `tool` string
    - `workspaceId` string, uuid

## Other responses

- `400`: Invalid input
- `401`: Missing or invalid credential
- `403`: Missing workspace scope, role permission, or plan entitlement
- `409`: Idempotency conflict, replay, or request still in progress
- `429`: Rate limit exceeded

---

[API](https://skmtc.dev/hivepublish/apis/hive-developer-api.md) · [All operations](https://skmtc.dev/hivepublish/apis/hive-developer-api/llms.txt) · [OpenAPI document](https://skmtc.dev/hivepublish/apis/hive-developer-api/revisions/b440c763583e?raw)