OpenAI-compatible API for accessing multiple AI models with live token pricing
Affordable AI API gateway for frontier models at up to 89% below official pricing
Stage
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Founded
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Based in
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Pricing model
Paid
Paid
Pricing
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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
Key features
Live token pricing for 78 models across 11 families
Separate input, output, and cache token rates
Pay-as-you-go and token package billing options
Daily or monthly budget limits per API key
Output and traffic rate limits
Streaming support
Isolated response cache without showing prompt text
Usage records without revealing request content
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
What makes it different
Compare live token prices before sending requests
Single OpenAI-compatible endpoint for multiple model families
Price confirmed before request execution
No silent fallback to pay-as-you-go from packages
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
AtmoRouter