Kimi K2.5 API: Pricing and Specs

Kimi K2.5 API

Kimi K2.5 is a large language model by Moonshot AI, available on the Venice API as kimi-k2-5. It runs privately, with zero data retention.Kimi K2.5 is an open reasoning model from Moonshot AI, featuring trillion-parameter Mixture-of-Experts architecture with 32B active parameters and a 256K-token context window.

Kimi K2.5 API pricing

Model ID	Variant	Privacy	Price
`kimi-k2-5`	Standard	Private	$0.56 / $3.50 per 1M

Kimi K2.5 specifications

Spec	Value
Provider	Moonshot AI
Released	Jan 27, 2026
Privacy	Private
Status	Deprecated, retiring Nov 18, 2026
Open weights	Yes
Context window	256K tokens
Max output	64K tokens
Reasoning effort	none, low, medium, high

How to use the Kimi K2.5 API

Send requests to POST https://api.venice.ai/api/v1/chat/completions with "model": "kimi-k2-5" and your API key.

curl https://api.venice.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $VENICE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "kimi-k2-5",
    "messages": [{ "role": "user", "content": "Explain TEE attestation in two sentences." }],
    "reasoning_effort": "high"
  }'

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Kimi K2.5 API

Kimi K2.5 API pricing

Kimi K2.5 specifications

How to use the Kimi K2.5 API

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