Coral Bricks
Fast inference for coding and research agents: open models (GLM 5.3, GLM 5.3 Flash, DeepSeek V4.1 Flash) served FP4-quantized on B200/B300 GPUs behind an OpenAI-compatible API with Chat Completions, Responses (server-side state) and background mode for long-running agents. Up to ~469 output tok/s, 1M-token context, cached input billed at $0. Prepaid per-token billing; private endpoints available.
Features
Compliance
Pricing Model
per tokenDetails
https://inference.coralbricks.ai/v1 Model Catalog (3)
| Model | Type | Input $/1M | Output $/1M | Context | Speed | Status |
|---|---|---|---|---|---|---|
| DeepSeek V4.1 Flash DeepSeek MXFP4 | llm | $0.300 | $1.20 | 1M | — | |
| GLM 5.3 Z.ai NVFP4 | llm | $1.12 | $4.40 | 1M | — | |
| GLM 5.3 Flash Z.ai NVFP4 | llm | $0.150 | $0.500 | 1M | — |
Coral Bricks API FAQ
Is the Coral Bricks API free?
Not as far as we track: Coral Bricks has no free API tier on record. The cheapest option we track is GLM 5.3 Flash at $0.15 in / $0.50 out per 1M tokens.
What is the cheapest Coral Bricks model?
GLM 5.3 Flash at $0.15 in / $0.50 out per 1M tokens, based on the 3 models we track for Coral Bricks.
How many models does Coral Bricks offer?
We track 3 Coral Bricks models: 3 LLM.
Is the Coral Bricks API OpenAI-compatible?
Yes. Coral Bricks exposes an OpenAI-compatible endpoint, so you can use the OpenAI SDKs by changing the base URL and API key.