---
title: "Invoke a function defined in OpenFaaS"
method: POST
path: "/function/{functionName}"
---

# Invoke a function defined in OpenFaaS

`POST /function/{functionName}`

## Path parameters

- `functionName` string, required

## Request body

- string, binary

## Response `200`

Value returned from function

## Other responses

- `404` — Not Found
- `500` — Internal server error

---

[API](https://skmtc.net/tanklabtju/apis/openfaas-api-gateway.md) · [All operations](https://skmtc.net/tanklabtju/apis/openfaas-api-gateway/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/tanklabtju/openfaas-api-gateway/revisions/15f9c1fdaeb2/schema)