---
title: "SAML authentication callback"
method: POST
path: "/auth/callback/{provider}"
tags: ["auth"]
---

# SAML authentication callback

`POST /auth/callback/{provider}`

Handle the SAML POST callback from the provider

## Path parameters

- `provider` string, required

## Response `200`

Authentication successful

## Other responses

- `400` — Bad request

## Changes

- **2025-12-30** `9958a1552df6` — 1 info
  - endpoint added
- **2025-11-03** `6a5321fd619a` — 1 breaking
  - api removed without deprecation

[Change history](https://skmtc.dev/thand-io/apis/thand-agent-api/changes/auth/callback/:provider/post.md)

---

[API](https://skmtc.dev/thand-io/apis/thand-agent-api.md) · [All operations](https://skmtc.dev/thand-io/apis/thand-agent-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/thand-io/thand-agent-api/revisions/62befb178368/schema)