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Model gateway

OneAPI.Everymodelthatmatters.

plainhand routes across 50+ frontier and open-weight models with a single typed interface. Set a budget, pin a quality floor, and let the router pick the right brain for every call — automatically, in milliseconds.

GPT-5o
OpenAI
256k
Quality96
Latency38ms
Claude Opus 4.5
Anthropic
1M
Quality97
Latency64ms
Gemini Ultra 2
Google
2M
Quality95
Latency71ms
Llama 4 405B
Meta · open
128k
Quality92
Latency52ms
Mistral Large 3
Mistral · open
256k
Quality90
Latency41ms
DeepSeek R2
DeepSeek · open
128k
Quality93
Latency58ms
Qwen 3 Max
Alibaba · open
1M
Quality91
Latency47ms
Command R+ 2
Cohere
128k
Quality89
Latency44ms

Cost-aware routing

Set a per-call ceiling; the router picks the cheapest model that meets your quality floor.

Failover in <80ms

Provider down? Traffic shifts seamlessly to the next-best peer with no client changes.

Bring your own

Self-hosted weights, fine-tunes and private endpoints plug in as first-class providers.