harness-mcp MCP Server

An MCP (Model Context Protocol) server that gives AI agents full access to the Harness.io platform through 11 consolidated tools and 260 resource types.

Remote serverMIT

What is the harness-mcp Server?

harness-mcp source profile. From the maintainer documentation: “An MCP (Model Context Protocol) server that gives AI agents full access to the Harness.io platform through 11 consolidated tools and 260 resource types.”

Hosted connection

The maintainer’s configuration uses https://mcp.harness.io/mcp. Check the project’s account and authentication instructions when adding the endpoint to your client.

Source

Project documentation · Repository · Discovery listing. This profile records the public documentation checked on 2026-10-08.

Recorded tools

Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.

ToolWhat it does
resource_scope"project" sends account, org, and project identifiers.
harness_getGet a single resource by its identifier.
Constraintshorthand expansion is skipped when inputs.build is already present (explicit build wins).
harness_executeExecute an action on a resource (run/retry pipeline, import pipeline from Git, toggle flag, sync app). Prompts for user confirmation via elicitation. For…
executionIdthe plan execution ID from resource_id.
inputSetYamlmerged runtime input YAML used for the run, or null.
inputSetTemplateYamlinput template at execution time, or null.
resolvedYamlexpression-resolved YAML when resolve_expressions=true, otherwise usually null.
inputSetDetailscontributing saved input sets as { identifier, name } pairs.
inputSetBranchNamesource branch for Git-backed input sets, or null.
harness_describeDiscover available resource types, operations, and fields. No API call — returns local registry metadata.
harness_schemaFetch exact YAML/JSON Schema definitions and examples for creating/updating resources. Pipeline/template schemas are bundled; connector, environment…
harness_listList resources of a given type with filtering, search, and pagination.
harness_createCreate a new resource. Supports inline and remote (Git-backed) pipelines. Prompts for user confirmation via elicitation.
harness_updateUpdate an existing resource. Supports inline and remote (Git-backed) pipelines. Prompts for user confirmation via elicitation.
harness_deleteDelete a resource. Prompts for user confirmation via elicitation. Destructive.
harness_searchSearch across Harness resource types with a single query. Uses semantic routing (local all-MiniLM-L6-v2 ONNX embeddings, 384-dim) to predict relevant…
harness_diagnoseDiagnose pipeline, connector, delegate, and gitops_application resources (aliases: execution -> pipeline, gitops_app -> gitops_application). For pipelines…
harness_statusGet a real-time project health dashboard — recent executions, failure rates, and deep links.

How to install the harness-mcp Server

{
  "mcpServers": {
    "harness": {
      "url": "https://mcp.harness.io/mcp"
    }
  }
}

From the project documentation. Replace placeholders and example paths before connecting.