SERVE MODELS FAST.
SCALE WORKLOADS.
Ultra-fast inference for open-source and third-party models, global high availability, and an automatic 30% discount on every token. Served live from api.matterai.so/v1/models.
Live Model Catalog
Gemma 4
Gemma 4 is Google's lightweight, state-of-the-art open-weights multimodal model designed for advanced reasoning, code generation, and tool use across a 256K context window.
gemma-4
LongCat 2.0 Free
1.6 trillion total parameters MoE model built on AI ASIC superpods, with strong performance across coding & agentic tasks.
meituan/longcat-2.0:free
Muse Spark 1.3 Contributor
Meta Muse Spark 1.3 Contributor is an open general purpose model for everyday coding tasks.
meta/muse-spark-1.3-contributor
DeepSeek V4 Flash
DeepSeek V4 Flash is a fast, low cost open model for low-effort day-to-day coding tasks.
deepseek/deepseek-v4-flash-0731
GLM 5.3 Flash
GLM 5.3 Flash is a fast, low cost open model for everyday coding tasks.
zai/glm-5.3-flash
GPT-5.6 Luna
GPT-5.6 Luna is a fast, low cost open model for everyday coding tasks.
gpt-5.6-lunaGemini 3.8 Flash
Gemini 3.8 Flash is a fast, low cost model by Google for everyday coding tasks.
gemini-3.8-flashGLM 5.3
GLM 5.3 is Z.ai's frontier open model for complex coding tasks and long running agents.
zai/glm-5.3GPT-5.6 Sol
GPT-5.6 Sol is an open reasoning model for complex coding tasks and long running agents.
gpt-5.6-solCACHE READS
AUTOMATICALLY.
Tokens read from cache receive up to a 90% discount automatically across supported models. In addition, all models feature an automatic 30% discount below upstream list pricing.
USE WITH
ANY OPENAI SDK.
Fully OpenAI-compatible completions and chat endpoints. Drop into existing LangChain, LlamaIndex, Vercel AI SDK, or raw client code.
from openai import OpenAI
client = OpenAI(
api_key="YOUR_MATTERAI_KEY",
base_url="https://api2.matterai.so/v1",
)
response = client.chat.completions.create(
model="zai/glm-5.3",
messages=[{"role": "user", "content": "Refactor auth middleware to async/await"}],
)