---
title: "Filter Experiment Score Histogram"
method: POST
path: "/api/v2/experiments/{experiment_id}/histogram/"
tags: ["experiments"]
---

# Filter Experiment Score Histogram

`POST /api/v2/experiments/{experiment_id}/histogram/`

Delegate POST to list() for consistency with dashboard views.

## Path parameters

- `experiment_id` string, required

## Headers

- `Authorization` string, required

## Response `201`

No response body

- ExperimentsFilterExperimentScoreHistogramResponse201 — Empty response body

## Changes

- **2026-07-31** `c26d550029f8` — 1 breaking, 2 warning, 4 info
  - removed the success response with the status `200`
  - deleted the `query` request parameter `bins`
  - deleted the `query` request parameter `evaluator_id`
  - removed the non-success response with the status `400`
  - …3 more

[Change history](https://skmtc.dev/keywordsai/apis/api-reference/changes/api/v2/experiments/:experiment_id/histogram/post.md)

---

[API](https://skmtc.dev/keywordsai/apis/api-reference.md) · [All operations](https://skmtc.dev/keywordsai/apis/api-reference/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/keywordsai/api-reference/revisions/c26d550029f8/schema)