Models / Use cases
Best open source models, open-weight LLMs you can run anywhere
Open weights mean you can leave any time, self-host later, swap providers, or keep calling them through one metered endpoint today. These are the open models that hold up in production.
Ranked
The picks
DeepSeek V4 Pro
$1.32/Mtok inThe strongest general open-weights model per dollar.
$1.32 / M input · $3.96 / M output
Kimi K3
$3/Mtok inThe open pick for agentic tool-calling workloads.
$3 / M input · $15 / M output
GLM-5.2
$1.4/Mtok inThe open coding-and-reasoning challenger, a real alternative to proprietary coding models.
$1.4 / M input · $4.4 / M output
FAQ
Frequently asked questions
Why call an open model through an API instead of self-hosting?
Self-hosting pays off at sustained high volume. Below that, per-token API pricing with zero ops overhead is cheaper, and because the weights are open, the exit door stays open too.
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