Kimi K2.5 API Pricing
Moonshot · Mid-tier · Proprietary · released 2025-12. Prices in USD per 1 million tokens. Data snapshot: 2026-08-14.
- Input: $0.57 per 1M tokens
- Output: $2.85 per 1M tokens
- Batch API (input/output): not published
- Prompt-cache read: $0.10
- Context window: 262K
- Arena ELO: 1345 (as of 2026-08-13)
- Available on: Direct API, OpenRouter (curated by hand — verify with the provider)
Cost per request by business use case
List price vs optimized (prompt caching on the cached input share, batch API for async workloads — only where the provider publishes those rates).
| Use case | Tokens (in/out) | Cost/req (list) | Cost/req (optimized) | Monthly @100K req |
|---|---|---|---|---|
| Support Ticket | 1,500 / 500 | $0.0023 | $0.0019 | $185 |
| Knowledge Q&A | 2,000 / 800 | $0.0034 | $0.0028 | $276 |
| Meeting Summary | 10,000 / 1,200 | $0.0091 | $0.0086 | $865 |
| Marketing Content | 2,500 / 1,800 | $0.0066 | $0.0063 | $632 |
| Coding Task | 3,000 / 2,000 | $0.0074 | $0.0067 | $670 |
| Invoice Processing | 1,500 / 600 | $0.0026 | $0.0024 | $235 |
| Call Summary | 2,000 / 700 | $0.0031 | $0.0030 | $304 |
| Agent Workflow | 6,000 / 3,000 | $0.012 | $0.0100 | $998 |
These are list prices — real cost also depends on caching, batching, negotiated discounts, marketplace agreements, and existing contracts. Get a FinOps review from OptimNow or compare all models.