---
title: "Download Anthropic Message Batch results"
method: GET
path: "/v1/messages/batches/{id}/results"
tags: ["Anthropic"]
---

# Download Anthropic Message Batch results

`GET /v1/messages/batches/{id}/results`

## Request

- Base URL: `https://api.nano-gpt.com/api`
- URL: `https://api.nano-gpt.com/api/v1/messages/batches/{id}/results`
- Auth: one of:
  - HTTP bearer
  - API key in header `x-api-key`

Download native Anthropic JSONL when results_url is available. Match each row by custom_id and inspect result.type. Results are not guaranteed to remain available after provider archival.

## Path parameters

- `id` string, required

## Response `200`

Native Anthropic result JSONL

## Other responses

- `401`: Anthropic Messages API error response
- `404`: Anthropic Messages API error response
- `409`: Anthropic Messages API error response

## Changes

- **2026-11-03** `cc8b07d75689`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/nano-gpt/apis/nanogpt-api/changes/v1/messages/batches/:id/results/get.md)

---

[API](https://skmtc.dev/nano-gpt/apis/nanogpt-api.md) - [All operations](https://skmtc.dev/nano-gpt/apis/nanogpt-api/llms.txt) - [OpenAPI document](https://skmtc.dev/nano-gpt/apis/nanogpt-api/revisions/cc8b07d75689?raw)