AI API relay station providing access to multiple AI models with unified billing
The Open Superintelligence Stack
Stage
Startup
Startup
Founded
2026
Not given
Based in
Not given
US
Pricing model
Paid
Paid
Pricing
Pay-as-you-go with Alipay top-ups. Minimum charge ¥10, exchange rate ¥1 = $1 credit. Pricing varies by model and group: GPT models from $0.02 input / $0.12 output per million tokens in the 0.1x group; Claude models from $0.50 input / $3.00 output per million tokens in the 0.4x group; Grok models ava
Compute on-demand: H200 starting at $0.47/HR to $1.99/HR, B300 at $4.99/HR, B200 at $3.49/hr, H100 at $2.43/HR (Spot $0.94/HR). Reserved clusters available with quotes from 50+ datacenters.
Key features
Group-based API key management with separate billing multipliers from 0.1x to 0.7x
Unified balance across multiple AI model providers
OpenAI-compatible endpoint requiring only Base URL change
Support for Claude Messages interface for Claude models
Anytime balance withdrawal with no fees
Base64 image input support
2,500+ RL environments on the Hub
100+ open-source model evaluations
Managed training workflows with full visibility
GLM-5.3 hosted inference
OpenAI-compatible API
SLURM and Kubernetes orchestration
Infiniband networking for distributed training
Grafana monitoring dashboards
Secure code sandboxes for RL
What makes it different
Lowest pricing multipliers in the market at 0.1x baseline
Unified billing across different model providers with single balance
No withdrawal fees for unused balance
Simple integration with only Base URL change needed
Integrated stack combining training, inference, compute and evaluations in one platform
Backed by leading investors including NVIDIA, Founders Fund, and AI researchers
Large-scale open-source community with 2,500+ environments and models
Applied research team providing hands-on support for training
Competitive pricing with spot market and reserved cluster options