---
title: "List scalar training curves for line charts on a TrainingSession."
method: GET
path: "/v1/accounts/{account_id}/trainingSessions/{training_session_id}/trainingCurves"
tags: ["gateway.openapi_Gateway"]
---

# List scalar training curves for line charts on a TrainingSession.

`GET /v1/accounts/{account_id}/trainingSessions/{training_session_id}/trainingCurves`

## Request

- Base URL: `https://api.fireworks.ai`
- URL: `https://api.fireworks.ai/v1/accounts/{account_id}/trainingSessions/{training_session_id}/trainingCurves`
- Auth: HTTP bearer
- TypeScript: <https://skmtc.dev/fw-ai-external/apis/gateway-rest-api/docs/v1/accounts/:account_id/trainingSessions/:training_session_id/trainingCurves/get.ts> (a function with typed inputs; its response is checked against the schema)

## Path parameters

- `account_id` string, required
- `training_session_id` string, required

## Query parameters

- `metricKeys` string[]
- `maxPoints` integer
- `pageSize` integer
- `pageToken` string
- `filter` string
- `orderBy` string
- `readMask` string

## Response `200`

A successful response.

- GatewayListTrainingSessionTrainingCurvesResponse
  - `curves` GatewayTrainingCurve[]
    - `metricKey` string: Metric key (e.g. "reward", "loss"). Natural key per session.
    - `steps` string[]: Step values; aligned by index with `values`.
    - `values` number[]: Scalar observations; aligned by index with `steps`.
  - `nextPageToken` string
  - `totalSize` integer

## Changes

- **2026-10-16** `3bf245180173`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/fw-ai-external/apis/gateway-rest-api/changes/v1/accounts/:account_id/trainingSessions/:training_session_id/trainingCurves/get.md)

---

[API](https://skmtc.dev/fw-ai-external/apis/gateway-rest-api.md) - [All operations](https://skmtc.dev/fw-ai-external/apis/gateway-rest-api/llms.txt) - [OpenAPI document](https://skmtc.dev/fw-ai-external/apis/gateway-rest-api/revisions/3bf245180173?raw)