kimi-k3-fast API Pricing
kimi-k3-fast on Fireworks AI costs $4.50 per 1M input tokens and $22.50 per 1M output tokens (as of ).
| Input | $4.50 / 1M tokens |
|---|---|
| Output | $22.50 / 1M tokens |
| Cached input (read) | $0.45 |
| Cache write | — |
| Batch input / output | — |
| Above 200K tokens (input / output) | — |
| Context window | 1.04858M tokens |
| Max output | 131K tokens |
| Supports | vision, tool calling, reasoning |
| Deprecation date | None listed |
| API model id | accounts/fireworks/routers/kimi-k3-fast |
| In our records since |
What it costs for common jobs
Estimated from the list price above (no caching or batch discount).
| Job | Estimated cost |
|---|---|
| 1,000 chat replies (2,000 tokens in, 500 out each) | $20.25 |
| Summarising 100 long documents (50,000 in, 1,000 out each) | $24.75 |
| 1 million classification calls (300 in, 5 out each) | $1462.50 |
Try your own numbers in the LLM API cost calculator.
Price history
No price change recorded since .
Similarly priced models
| Model | Provider | Input / 1M | Output / 1M | Cached input / 1M | Context |
|---|---|---|---|---|---|
| kimi-k3-us | Fireworks AI | $4.50 | $22.50 | $0.45 | 1.04858M |
| kimi-k3-fast | Fireworks AI | $4.50 | $22.50 | $0.45 | 1.04858M |
| kimi-k3-us | Fireworks AI | $4.50 | $22.50 | $0.45 | 1.04858M |
| ember-1 | Fireworks AI | $3.00 | $15.00 | $0.30 | 1.04858M |
| kimi-k3 | Fireworks AI | $3.00 | $15.00 | $0.30 | 1.04858M |
| kimi-k3 | Fireworks AI | $3.00 | $15.00 | $0.30 | 1.04858M |
| glm-5p1-fast | Fireworks AI | $2.80 | $8.80 | $0.52 | 203K |
| glm-5p1-fast | Fireworks AI | $2.80 | $8.80 | $0.52 | 203K |