---
title: "Changes to Set or clear a project's default render options (public API)"
method: PATCH
path: "/projects/{project}/render-defaults"
---

# Changes to Set or clear a project's default render options (public API)

`PATCH /projects/{project}/render-defaults`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 5 of 11 revisions.

- **2026-10-31** `3abe8d573200`: 1 info
- **2026-10-16** `c7d9aa32cc66`: 1 breaking, 3 info
- **2026-10-13** `2c877835c4e9`: 1 info
- **2026-10-13** `805912287823`: 1 breaking, 1 warning, 15 info
- **2026-09-16** `8de77a7e481b`: 11 breaking, 4 info

## Changes

- **2026-10-31** `3abe8d573200`: 1 info
  - added the new optional request property `options/anyOf[subschema #1]/save_hashes`
- **2026-10-16** `c7d9aa32cc66`: 1 breaking, 3 info
  - removed `subschema #1, subschema #2` from the `options/anyOf[subschema #1]/retry_with` request property `anyOf` list
  - added the new optional request property `options/anyOf[subschema #1]/ai_dismiss_overlays`
  - added the new optional request property `options/anyOf[subschema #1]/scroll_scenes`
  - added `subschema #1, subschema #2` to the `options/anyOf[subschema #1]/retry_with` request property `anyOf` list
- **2026-10-13** `2c877835c4e9`: 1 info
  - added the new optional request property `options/anyOf[subschema #1]/emulate_touch`
- **2026-10-13** `805912287823`: 1 breaking, 1 warning, 15 info
  - removed `subschema #1, subschema #2` from the `options/anyOf[subschema #1]/retry_with` request property `anyOf` list
  - removed the request property `options/anyOf[subschema #1]/solve_cf_turnstile`
  - added the new optional request property `options/anyOf[subschema #1]/auto_unblock_max_attempts`
  - added the new optional request property `options/anyOf[subschema #1]/captcha_api_key`
  - added the new optional request property `options/anyOf[subschema #1]/captcha_provider`
  - added the new optional request property `options/anyOf[subschema #1]/challenge_timeout`
  - added the new optional request property `options/anyOf[subschema #1]/connect`
  - added the new optional request property `options/anyOf[subschema #1]/connect_agent`
  - added the new optional request property `options/anyOf[subschema #1]/pov_asn`
  - added the new optional request property `options/anyOf[subschema #1]/pov_city`
  - added the new optional request property `options/anyOf[subschema #1]/pov_state`
  - added the new optional request property `options/anyOf[subschema #1]/pov_zip`
  - added the new optional request property `options/anyOf[subschema #1]/proxy_transport`
  - added the new optional request property `options/anyOf[subschema #1]/solve_challenges`
  - added the new optional request property `options/anyOf[subschema #1]/static_ip`
  - added the new optional request property `options/anyOf[subschema #1]/wait_for_challenge`
  - added `subschema #1, subschema #2` to the `options/anyOf[subschema #1]/retry_with` request property `anyOf` list
- **2026-09-16** `8de77a7e481b`: 11 breaking, 4 info
  - removed `subschema #1, subschema #2` from the `options/anyOf[subschema #1]/retry_with` request property `anyOf` list
  - removed the enum value `experimental` of the request property `options/anyOf[subschema #1]/engine_version`
  - removed the enum value `experimental` of the request property `options/anyOf[subschema #1]/v`
  - removed the enum value `latest` of the request property `options/anyOf[subschema #1]/engine_version`
  - removed the enum value `latest` of the request property `options/anyOf[subschema #1]/v`
  - removed the enum value `lts` of the request property `options/anyOf[subschema #1]/engine_version`
  - removed the enum value `lts` of the request property `options/anyOf[subschema #1]/v`
  - removed the enum value `stable` of the request property `options/anyOf[subschema #1]/engine_version`
  - removed the enum value `stable` of the request property `options/anyOf[subschema #1]/v`
  - the `options/anyOf[subschema #1]/engine_version` request property type changed from `string` to no type
  - the `options/anyOf[subschema #1]/v` request property type changed from `string` to no type
  - added `subschema #1, subschema #2` to the `options/anyOf[subschema #1]/engine_version` request property `anyOf` list
  - added `subschema #1, subschema #2` to the `options/anyOf[subschema #1]/retry_with` request property `anyOf` list
  - added `subschema #1, subschema #2` to the `options/anyOf[subschema #1]/v` request property `anyOf` list
  - added the new `smart` enum value to the request property `options/anyOf[subschema #1]/wait_until`

---

[Operation](https://skmtc.dev/urlbox/apis/urlbox-public-api-spike/docs/projects/:project/render-defaults/patch.md) - [API](https://skmtc.dev/urlbox/apis/urlbox-public-api-spike.md) - [Page](https://skmtc.dev/urlbox/apis/urlbox-public-api-spike/changes/projects/:project/render-defaults/patch)