llmock Local LLM API Mock Server

Explore this developer service’s ongoing no-cost allowance, restrictions and official documentation before deploying.

INCLUDED FREE ALLOWANCEMIT-licensed local HTTP mock server and Node.js package for deterministic OpenAI, Anthropic Claude and Google Gemini API testing, including streaming SSE, JSON fixtures, error injection and request inspection; no vendor-imposed software usage quota or expiry.

View official documentation

Plan details

What do these plan and deployment labels mean?

Plan: Ongoing free allowance
Deployment model: Local / embedded
Credit card: Not required
Commercial use: Allowed
Added to directory (UTC): 2026-11-12
Last checked: 2026-11-12

Important restrictions

Runs on your own machine or CI runner; no hosted inference, real model tokens or cloud compute included. Tests must redirect SDK base URLs to the local mock; mock fixtures are not real model responses. Use a trusted network and avoid exposing the test server publicly.

View official documentation

Independent community listing, not affiliated with the provider. Always check the latest billing policy and quotas before enabling paid usage.