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Kimi K3

Stable

Moonshot AI · Released 2026-07 · moonshotai/kimi-k3

Overview

Model from Moonshot AI's Kimi family with million-token context and strong agentic coding performance. Kimi K3 supports up to 1.0M tokens of context, and an extended reasoning mode. Served through the FirmLink unified API with OpenAI-compatible endpoints.

Function CallingJSON ModeStreamingReasoningText

API example

Fully OpenAI-compatible — just change the model field.

curl https://api.firmlinktech.com/v1/chat/completions \
  -H "Authorization: Bearer $FIRMLINK_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "moonshotai/kimi-k3",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Pricing

Input$3.00 /1M
Output$15.00 /1M
Context window1.0M
Max output66K
Kimi K3 is provided by Moonshot AI and served through the FirmLink gateway. Availability and limits follow the provider's terms.