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kimi-k2-6 is Moonshot’s long-context flagship — strong on Chinese tasks with a 128K-token context window.

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Pricing

InputCache readOutput
$0.95 / 1M$0.16 / 1M$4.00 / 1M
Cache write is billed at the input rate. See the pricing table for the live rate.

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Protocols

ProtocolPath
OpenAI Chat CompletionsPOST https://llm.bytespike.ai/v1/chat/completions

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Quickstart

curl https://llm.bytespike.ai/v1/chat/completions \
  -H "Authorization: Bearer $BYTESPIKE_API_KEY" \
  -H "content-type: application/json" \
  -d '{
    "model": "kimi-k2-6",
    "messages": [{ "role": "user", "content": "Hello, ByteSpike." }]
  }'

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Capabilities

CapabilitySupported
Chat Completions✅
Streaming (SSE)✅
Tools / function calling✅
JSON mode✅
Vision (image input)—
Long context✅ 128K tokens
Context window128K tokens

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When to use

  • Long-document Chinese-language QA — 128K context for large-document review.
  • CN-region multi-doc synthesis — Kimi’s strongest dimension.
  • Long-context workloads — throw long prompts at it.

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