DeepSeek V4.1 Flash with cached input from $0.008 per 1M tokens. DeepSeek V4.1 Flash Fast at up to 322 output tokens per second.
Proxy API: 15% of savings on provider bill. Models API: $0.40 per 1M tokens removed (Helene 1.1), $0.90 per 1M tokens removed (Adeline 1). Free tier available with Condense Lite (approximately 20% compression).
Key features
Prefix caching enabled by default
1 million token context window
Chat Completions and Responses
Streaming support
Tool calls
OpenAI-compatible API
Up to 322 output tokens per second
Proxy API for seamless integration requiring only one base URL and header change
Maintains 98.6% cache hit rate
Preserves instructions, questions, answers, code and error messages
Direct billing from provider with no stored API keys
SOC 2 Type II and ISO 27001 compliance in progress
Zero data retention with GDPR export and erasure support
What makes it different
Lowest price per 1M tokens at $0.008 for cached input
Fastest inference speed at 322 output tokens per second
Built specifically for long-running agent workloads
Prefix caching on by default
Removes 37.3% of bills on average sessions and 66-72% on sessions over 800k tokens
Pay only 15% of savings on Proxy API with no fee if no savings occur
Built around cache architecture rather than against it
Public benchmark allowing comparison with alternatives before purchase
Operates transparently with audit logs and ability to inspect rewritten requests