Anthropic: Claude Sonnet 4.6 vs MoonshotAI: Kimi K3
They cost about the same for input tokens: Anthropic: Claude Sonnet 4.6 $3.00 per M, MoonshotAI: Kimi K3 $3.00 per M. They cost about the same for output tokens: Anthropic: Claude Sonnet 4.6 $15.00 per M, MoonshotAI: Kimi K3 $15.00 per M. About the same: Anthropic: Claude Sonnet 4.6 takes up to 1,000,000 tokens of context and MoonshotAI: Kimi K3 up to 1,048,576. Anthropic: Claude Sonnet 4.6 accepts file, image, text; MoonshotAI: Kimi K3 accepts image, text, video.
| Anthropic: Claude Sonnet 4.6 | MoonshotAI: Kimi K3 | |
|---|---|---|
| Model id | anthropic/claude-sonnet-4.6 | moonshotai/kimi-k3 |
| Input | $3.00 per M | $3.00 per M |
| Output | $15.00 per M | $15.00 per M |
| Context length | 1,000,000 tokens | 1,048,576 tokens |
| Accepts | file, image, text | image, text, video |
| Produces | text | text |
| Served by | anthropic | moonshot |
Prices are the providers' list prices per million tokens, as of . Both run on your own provider key through one OpenAI-compatible endpoint, with no fee on the tokens.