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Kimi K3

Reviewed 2026-07-18
Moonshot AImoonshotai/kimi-k3
Context
1.05M
Price
$3/$15
Tooling
5/5
Deploy
Cloud API

Best for

  • Agentic workflows and tool calling
  • Writing and editing code
  • Complex reasoning and analysis
  • Long documents (~1.05M context)

Skip if

  • You need rock-bottom per-token cost

Capability scores

Tool calling5/5
Multi-step reasoning5/5

Specifications

Context window
1.05M tokens
VRAM
N/A (cloud-hosted)
License
modified-mit
Pricing
$3/M input · $15/M output
Deployment
Cloud API
Docs
Model docs ↗

Our take

Kimi K3 from Moonshot AI offers a 1.05M-token context window and is well-suited to strong tool calling, multi-step reasoning, coding, long-context work. Pricing is $3/M input · $15/M output, billed per token through the provider API.

Watch for the trade-offs: output pricing is on the higher side.

Compare to

Claude Fable 5
Anthropic
1M context · $10/M input · $50/M output
Claude Opus 4.8
Anthropic
1M context · $5/M input · $25/M output
Claude Sonnet 4.6
Anthropic
1M context · $3/M input · $15/M output
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