Npc Gen

Generates a quick NPC for game masters: name, race, occupation, personality trait, distinctive appearance, mannerism, and a hidden secret/plot hook.

Overview

Generates a quick NPC for game masters: name, race, occupation, personality trait, distinctive appearance, mannerism, and a hidden secret/plot hook. Pin race or occupation, or omit to randomize. Seedable. Use it as an NPC generator API, random D&D NPC, or tabletop character generator for GMs.

Endpoint

Method	Endpoint	Price	Description
POST	/v1/marketplace/api/npc-gen	$0.00575	Invoke Npc Gen (General) and return the upstream response.

How to call it

Requests are paid per call over the x402 protocol. Call the endpoint, receive a 402 Payment Required quote, then repeat the request with the signed payment header. The SDKs do both steps for you.

# 1. Ask for a quote
curl -i -X POST https://api.jarvisclaw.ai/v1/marketplace/api/npc-gen \
  -H 'Content-Type: application/json' \
  -d '{}'

# 2. Pay it (the SDK signs and retries for you)
curl -X POST https://api.jarvisclaw.ai/v1/marketplace/api/npc-gen \
  -H 'Content-Type: application/json' \
  -H 'X-PAYMENT: <signed-payload>' \
  -d '{}'

Open in the marketplace