- Kimi K3 is a 2.8-trillion-parameter open-source model from Moonshot AI, available on Telnyx Inference API.
- It is the first open-source model in the 3-trillion-parameter class, featuring Kimi Delta Attention, Attention Residuals, a 1M-token context window, and native vision.
- The model competes with closed-source frontier models from Anthropic and OpenAI on coding, reasoning, and agentic benchmarks.
- K3 runs on Telnyx-owned GPU infrastructure and is accessible via an OpenAI-compatible API.
- Pricing: $0.27 per 1M cached input tokens, $2.70 per 1M input tokens, and $13.50 per 1M output tokens.