Prometheus

Prometheus otlp API

OpenTelemetry Protocol metrics ingestion.

GitHub OpenAPI

Operations 1

POST /otlp/v1/metrics OTLP metrics write endpoint #

Documentation

📖
Documentation
https://prometheus.io/docs/prometheus/latest/querying/api/
📖
Documentation
https://prometheus.io/docs/prometheus/latest/querying/basics/
📖
Documentation
https://prometheus.io/docs/prometheus/latest/querying/operators/
📖
Documentation
https://prometheus.io/docs/prometheus/latest/querying/functions/
📖
Documentation
https://github.com/prometheus/alertmanager/blob/main/api/v2/openapi.yaml
📖
Documentation
https://prometheus.io/docs/alerting/latest/alertmanager/

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/prometheus-io/refs/heads/main/openapi/prometheus-io-otlp-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/prometheus-io/refs/heads/main/json-schema/prometheus-query-result-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/prometheus-io/refs/heads/main/json-schema/prometheus-target-schema.json

Other Resources

🔗
JSONLD
https://raw.githubusercontent.com/api-evangelist/prometheus-io/refs/heads/main/json-ld/prometheus-io-context.jsonld
🔗
Examples
https://raw.githubusercontent.com/api-evangelist/prometheus-io/refs/heads/main/examples/prometheus-query-example.json
🔗
Examples
https://raw.githubusercontent.com/api-evangelist/prometheus-io/refs/heads/main/examples/prometheus-query-range-example.json
🔗
Examples
https://raw.githubusercontent.com/api-evangelist/prometheus-io/refs/heads/main/examples/prometheus-targets-example.json
🔗
GraphQL
https://raw.githubusercontent.com/api-evangelist/prometheus-io/refs/heads/main/graphql/prometheus-io-graphql.md

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/prometheus-io-otlp-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

prometheus-io-otlp-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  version: 0.0.1
  title: Alertmanager admin Otlp API
  description: API of the Prometheus Alertmanager (https://github.com/prometheus/alertmanager)
  license:
    name: Apache 2.0
    url: http://www.apache.org/licenses/LICENSE-2.0.html
servers:
- url: /api/v2/
tags:
- name: otlp
  description: OpenTelemetry Protocol metrics ingestion.
paths:
  /otlp/v1/metrics:
    post:
      tags:
      - otlp
      summary: OTLP metrics write endpoint
      description: OpenTelemetry Protocol metrics ingestion endpoint. Accepts OTLP/HTTP metrics in Protocol Buffer format.
      operationId: otlpWrite
      responses:
        '204':
          description: No Content
        default:
          description: Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
components:
  schemas:
    Error:
      type: object
      properties:
        status:
          type: string
          enum:
          - success
          - error
          description: Response status.
          example: success
        errorType:
          type: string
          description: Type of error that occurred.
          example: bad_data
        error:
          type: string
          description: Human-readable error message.
          example: invalid parameter
      required:
      - status
      - errorType
      - error
      additionalProperties: false
      description: Error response.