API gateway

ZenMux Builder

ZenMux is a unified API gateway that provides access to over 100 AI models from providers like OpenAI, Anthropic, Google, and xAI through a single account and API. It offers subscription plans (Builder Plan) for personal development, vibe coding, and testing, as well as pay-as-you-go for production use. The platform supports coding agents like Claude Code and OpenClaw, and provides automatic model routing, multi-provider failover, and AI quality insurance compensation.

Website

Starting price

$0~$200

Plans

1

Model families

4

Models

9

Compatibility

18

Updated

May 11, 2026

Plans and pricing

ZenMux Builder Plan

Active

Subscription plan for personal development, vibe coding, learning, and non-production testing. Provides access to 100+ AI models with fixed monthly Flows quota, 10-15 RPM rate limit, and weekly quota caps. Includes AI insurance compensation for quality issues.

Price tiers

Monthly

Quota: 5 Flows/5h (≈$0.16), 38.64 Flows/week (≈$1.27), 165.6 Flows/month (≈$5.44); Studio Chat only, no API access

$0

Monthly

Quota: 50 Flows/5h (≈$1.64), 213.37 Flows/week (≈$7.01), 914.443 Flows/month (≈$30.03); includes all 100+ models, Chat + API, priority

$20

Monthly

Quota: 300 Flows/5h (≈$9.85), 1,280.22 Flows/week (≈$42.04), 5,486.659 Flows/month (≈$180.15); includes GPT-5.2 Pro and Videos models,

$100

Monthly

Quota: 800 Flows/5h (≈$26.27), 3,413.921 Flows/week (≈$112.09), 14,631.091 Flows/month (≈$480.40); all models supported, 16x Pro quota

$200

ZenMux Builder

Plans and pricing

ZenMux Builder Plan

Discussion