Uniqueness Engine

Uniqueness Engine developer resources

Official developer hub for the Uniqueness Engine personal-context API. LinkedIn URL in. Personal facts out. Integrate via API, CLI, or MCP.

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Documentation and contracts

API authentication: Bearer tokens and programmatic signup
Webhooks: callback_url on enrich and batch
OpenAPI specification: spec guide and download links
API documentation: every endpoint, auth, billing, rate limits, errors
OpenAPI 3.1 spec: machine-readable contract
llms.txt: agent-first index with copy-pasteable curl examples
agent-manifest.json: endpoint registry, routing table, MCP config

Agent integration

Agent setup prompt: copy-paste onboarding for AI coding agents
MCP quickstart : hosted Streamable HTTP config, bearer auth, and local fallback
Hosted MCP endpoint: authenticated Streamable HTTP at POST /mcp
Developer signup: request API access

CLI and MCP

npx uniqueness --help: terminal CLI
uniqueness batch preflight --file people.json --json: estimate a list; starts no work
uniqueness batch submit --file people.json --json: starts paid batch work
CLI agent skill: https://uniquenessengine.com/SKILL.md
https://uniquenessengine.com/mcp: primary hosted MCP for coding agents
npx -y uniqueness-mcp@latest: local stdio fallback

Base URL

https://uniquenessengine.com: primary path: POST /api/enrich → poll GET /api/jobs/:id. For lists, use POST /api/enrich/batch.

Discovery files

Contact: support@uniquenessengine.com