---
title: "Changes to Anthropic Response"
method: POST
path: "/v1/messages"
---

# Changes to Anthropic Response

`POST /v1/messages`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 21 of 93 revisions.

- **2026-10-28** `896e6cebdda0`: 2 info
- **2026-10-28** `5dd1e481abc6`: 2 info
- **2026-10-27** `903fb92061dd`: 2 info
- **2026-10-27** `accfa13c87e0`: 2 info
- **2026-10-27** `65044796ecfb`: 2 info
- **2026-10-22** `5838e9e960dd`: 2 info
- **2026-10-22** `c4d883bfc642`: 2 info
- **2026-10-21** `6c8d1aa73b0f`: 2 info
- **2026-10-19** `a30064f21fe3`: 2 info
- **2026-10-05** `611a0ed75fe8`: 2 info
- **2026-09-30** `85ac4287140e`: 2 info
- **2026-09-27** `b694deb1e459`: 2 info
- **2026-09-25** `a4fccd4bf54d`: 2 info
- **2026-09-24** `731afbea6a1b`: 2 info
- **2026-09-22** `c71315002afa`: 2 info
- **2026-09-21** `6246f8d427b7`: 2 info
- **2026-09-19** `c357baf422ab`: 2 info
- **2026-09-18** `082b5fabd909`: 2 info
- **2026-09-11** `f9848f60f12d`: 2 info
- **2026-09-01** `89805a9f84ad`: 2 info
- **2026-08-27** `4a06c3148b6c`: 2 info

## Changes

- **2026-10-28** `896e6cebdda0`: 2 info
  - api tag `anthropic_passthrough` added
  - api tag `[beta] Anthropic `/v1/messages`` removed
- **2026-10-28** `5dd1e481abc6`: 2 info
  - api tag `[beta] Anthropic `/v1/messages`` added
  - api tag `anthropic_passthrough` removed
- **2026-10-27** `903fb92061dd`: 2 info
  - api tag `anthropic_passthrough` added
  - api tag `[beta] Anthropic `/v1/messages`` removed
- **2026-10-27** `accfa13c87e0`: 2 info
  - api tag `[beta] Anthropic `/v1/messages`` added
  - api tag `anthropic_passthrough` removed
- **2026-10-27** `65044796ecfb`: 2 info
  - api tag `anthropic_passthrough` added
  - api tag `[beta] Anthropic `/v1/messages`` removed
- **2026-10-22** `5838e9e960dd`: 2 info
  - api tag `[beta] Anthropic `/v1/messages`` added
  - api tag `anthropic_passthrough` removed
- **2026-10-22** `c4d883bfc642`: 2 info
  - api tag `anthropic_passthrough` added
  - api tag `[beta] Anthropic `/v1/messages`` removed
- **2026-10-21** `6c8d1aa73b0f`: 2 info
  - api tag `[beta] Anthropic `/v1/messages`` added
  - api tag `anthropic_passthrough` removed
- **2026-10-19** `a30064f21fe3`: 2 info
  - api tag `anthropic_passthrough` added
  - api tag `[beta] Anthropic `/v1/messages`` removed
- **2026-10-05** `611a0ed75fe8`: 2 info
  - api tag `[beta] Anthropic `/v1/messages`` added
  - api tag `anthropic_passthrough` removed
- **2026-09-30** `85ac4287140e`: 2 info
  - api tag `anthropic_passthrough` added
  - api tag `[beta] Anthropic `/v1/messages`` removed
- **2026-09-27** `b694deb1e459`: 2 info
  - api tag `[beta] Anthropic `/v1/messages`` added
  - api tag `anthropic_passthrough` removed
- **2026-09-25** `a4fccd4bf54d`: 2 info
  - api tag `anthropic_passthrough` added
  - api tag `[beta] Anthropic `/v1/messages`` removed
- **2026-09-24** `731afbea6a1b`: 2 info
  - api tag `[beta] Anthropic `/v1/messages`` added
  - api tag `anthropic_passthrough` removed
- **2026-09-22** `c71315002afa`: 2 info
  - api tag `anthropic_passthrough` added
  - api tag `[beta] Anthropic `/v1/messages`` removed
- **2026-09-21** `6246f8d427b7`: 2 info
  - api tag `[beta] Anthropic `/v1/messages`` added
  - api tag `anthropic_passthrough` removed
- **2026-09-19** `c357baf422ab`: 2 info
  - api tag `anthropic_passthrough` added
  - api tag `[beta] Anthropic `/v1/messages`` removed
- **2026-09-18** `082b5fabd909`: 2 info
  - api tag `[beta] Anthropic `/v1/messages`` added
  - api tag `anthropic_passthrough` removed
- **2026-09-11** `f9848f60f12d`: 2 info
  - api tag `anthropic_passthrough` added
  - api tag `[beta] Anthropic `/v1/messages`` removed
- **2026-09-01** `89805a9f84ad`: 2 info
  - api tag `[beta] Anthropic `/v1/messages`` added
  - api tag `anthropic_passthrough` removed
- **2026-08-27** `4a06c3148b6c`: 2 info
  - api tag `anthropic_passthrough` added
  - api tag `[beta] Anthropic `/v1/messages`` removed

---

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