Free: $0/month with 100 API calls/month, 1 seat, basic analytics, 30-day retention. Pro: $49/month with unlimited API calls, 5 seats, full analytics, hard spending caps, 90-day retention.
from €35/month
Key features
Real-time cost tracking with per-model and per-tag breakdowns
Budget alerts via email, Slack, or Teams at configurable thresholds
Hard spending caps that block requests with 429 response
Rate limiting with sliding window per API key
Support for 9 LLM providers and 60+ models
Analytics dashboard with daily spend charts and latency metrics
Works with any programming language via HTTP proxy
AES-256 encryption for provider API keys with BYOK model
90-day data retention on Pro plan
Tag-based cost attribution by team, feature, or customer
Geometry-based stochastic channel modeling with ray tracing
What makes it different
Minimal 31ms proxy overhead, only 3.6% latency impact on typical calls
No SDKs required, works with any HTTP client out of the box
Never stores prompts or completions, only billing metadata
Hard spending caps enforced by Redis to prevent overspend
Minimal input required—rough sketch instead of complex environmental models
Results validated against extensive measurement campaigns
Proprietary algorithm developed and implemented by founders
Tokonomics
Waveium