Kimi K3 → Claude Sonnet 4.6: cost per request on six tasks
Claude Sonnet 4.6 costs about the same as Kimi K3 per request on six common tasks. It costs no more per result that works if its results work first time at least as often as Kimi K3's.
List prices per million tokens
| Model | Input | Cached input | Output |
|---|---|---|---|
| Kimi K3 | $3.00 | $0.30 | $15.00 |
| Claude Sonnet 4.6 | $3.00 | $0.30 | $15.00 |
Prices checked 2026-11-12.
Cost per 1,000 requests
| Task | Kimi K3 | Claude Sonnet 4.6 | Change | Cheaper per result that works if it works first time at least |
|---|---|---|---|---|
| Support bot answerInstructions, three help-centre passages and the customer's question in; a short answer out. | $13.50 | $13.50 | Same | as often as Kimi K3 |
| Invoice field extractionInstructions and one invoice's text in; about 15 fields as JSON out. | $11.25 | $11.25 | Same | as often as Kimi K3 |
| Lead scoringScoring rules and one lead's form answers in; a score and a one-line reason out. | $5.10 | $5.10 | Same | as often as Kimi K3 |
| Email reply draftInstructions and the email thread so far in; a reply of about 300 words out. | $10.50 | $10.50 | Same | as often as Kimi K3 |
| TranslationInstructions and about 500 words of text in; the same text in another language out. | $14.70 | $14.70 | Same | as often as Kimi K3 |
| Search re-rankingA search query and 20 result snippets in; the ids of the best five, in order, out. | $12.75 | $12.75 | Same | as often as Kimi K3 |
Token counts are typical sizes, not measurements.
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