---
title: "Changes to (ESM3, ESMC) Tokenize sequence, structure, or function annotations"
method: POST
path: "/api/v1/encode"
---

# Changes to (ESM3, ESMC) Tokenize sequence, structure, or function annotations

`POST /api/v1/encode`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 7 revisions.

- **2026-09-23** `cfa834c15600`: 2 info
- **2026-09-01** `556ff7afc275`: 1 info

## Changes

- **2026-09-23** `cfa834c15600`: 2 info
  - added the new optional `header` request parameter `accept`
  - added the media type `application/vnd.evolutionaryscale.pickle` for the response with the status `200`
- **2026-09-01** `556ff7afc275`: 1 info
  - request property `inputs/sasa/anyOf[subschema #1]/items/` list-of-types was widened by adding types `string` to media type `application/json`

---

[Operation](https://skmtc.dev/evolutionaryscale/apis/evolutionaryscale-api/docs/api/v1/encode/post.md) - [API](https://skmtc.dev/evolutionaryscale/apis/evolutionaryscale-api.md) - [Page](https://skmtc.dev/evolutionaryscale/apis/evolutionaryscale-api/changes/api/v1/encode/post)