Affordable AI API gateway for frontier models at up to 89% below official pricing
Intelligent model routing that cuts LLM token costs and latency
Stage
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Founded
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Based in
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Pricing model
Paid
Paid
Pricing
Pay per million tokens in USD with no subscription or minimum spend. Prices vary by model and provider. Example flagship models: Claude (from $5.9/$29.5 input/output per million tokens), GPT-6-Astra (from $0.175/$0.875), Claude Opus (from $0.0125/$0.0625). Prompt caching at 10% of input rate where s
Pay-as-you-go with 1% service fee. Cheap Tasks: $0.000043–$0.000194 per reference request. Standard Tasks: $0.000225–$0.000838 per reference request. Reasoning Tasks: $0.00066–$0.0023 per reference request. Frontier Tasks: $0.0023–$0.0354 per reference request. Agentic Tasks: $0.0071–$0.0354 per ref
Key features
OpenAI-compatible endpoint
Access to 171 frontier models
Automatic failover across upstream providers
Per-token billing from upstream usage reports
Full SSE streaming passthrough
Per-key rate limits and model allowlists
Complete usage logs with cost breakdown
Anthropic Messages API support
Prompt caching at 10% of input rate
Health tracking per provider family
Automatic task classification with Jev decision model
Multi-provider model access (OpenRouter, Kie.ai, Replicate, fal.ai)
Lowest-price eligible model selection
Support for text, image, video and audio modalities
Budget limits and provider filtering
Transparent billing and cost tracking
Three question types: Choice, Score and Noul
Pay-as-you-go pricing with no subscription
What makes it different
Single API key for 171 models across 19 families with no per-provider signups
Up to 89% savings below official pricing on frontier models
Automatic failover ensures requests route around capacity outages
Pay only for tokens consumed with no monthly subscription or minimum spend
Exact billing metered from upstream usage, never estimated from characters
Jev decision model automatically matches tasks to appropriate capability tiers instead of fixed frontier model routing
Reduces costs by up to 43.9% on illustrative workloads compared to fixed-model routing
Single API key for four different providers with unified billing
Works with multiple modalities and use cases like triage, classification and gating
AtmoRouter
Token Cut