---
title: "List Benchmark Spec Runtimes"
method: GET
path: "/api/v1/benchmarks/{bench_id}/runtimes"
tags: ["benchmarks"]
---

# List Benchmark Spec Runtimes

`GET /api/v1/benchmarks/{bench_id}/runtimes`

## Request

- Base URL: `https://api.trajectory.ai` (the document declares no server; this is the origin it was published from)
- URL: `https://api.trajectory.ai/api/v1/benchmarks/{bench_id}/runtimes`
- Auth: none declared

Runtimes used by the benchmark's tasks, in ascending runtime-ID order. Build status is the stored value; listBenchmarkImages refreshes in-flight provider builds.

## Path parameters

- `bench_id` string, required

## Query parameters

- `cursor` string, nullable
- `limit` integer

## Response `200`

Successful Response

- BenchmarkRuntimesPage
  - `items` BenchmarkRuntime[], required
    - `organization_id` string, required
    - `runtime_id` string, required
    - `image_ref` string, nullable
    - `dockerfile_uri` string, nullable
    - `content_hash` string, required
    - `provider` string, required
    - `blueprint_id` string, nullable: Image ID of the resulting build.
    - `build_status` string, required
    - `created_at` string, date-time, required
  - `next_cursor` string, nullable
  - `has_more` boolean, required
  - `bench_id` string, required: Benchmark whose task runtimes are returned.

## Changes

- **2026-10-15** `b6eb5ddf06a9`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/trajectory/apis/trajectory-api/changes/api/v1/benchmarks/:bench_id/runtimes/get.md)

---

[API](https://skmtc.dev/trajectory/apis/trajectory-api.md) - [All operations](https://skmtc.dev/trajectory/apis/trajectory-api/llms.txt) - [OpenAPI document](https://skmtc.dev/trajectory/apis/trajectory-api/revisions/5b5a8ae4b4a4?raw)