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Kimi K3 Fast
Moonshot AIfireworks-ai/fireworks-routers-kimi-k3-fast
Released Jul 19, 2026
- providers
- 1
- context
- 1.0M
- max out
- 131K
- input /M
- $4.50
- output /M
- $22.50
- cached input /M
- $0.45
- cache write /M
- $4.50
- reasoning /M
- $22.50
also answers toKimi-K3moonshotai/kimi-k3moonshotai/kimi-k3-20260715
About
- open weights
- yes
- best for
- extractioncodingcompute
Capabilities
What the model accepts and returns, where a probe through our own gateway proved it.
- streaming
- tools
- json mode
- vision
- audio
Providers
What you pay through us for each provider, and its own list price where that differs.
Fireworks AI
fireworks-ai/fireworks-routers-kimi-k3-fast- input /M
- $4.50
- output /M
- $22.50
- cache read /M
- $0.45
- cache write /M
- $4.50
Cache read $0.45/M · Cache write $4.50/M
cache read list price /M$0.451.0M context131K max out
Speed
- fastest over 24 hours
- 116.4 t/s
Fastest: Fireworks AI
- Fireworks AI726 ms to first token116.4 t/smedian of 23
Served
- served in the last 24 hours
- 100.00%
Across 1 provider, 24 of 24 requests
- Fireworks AI100.00% · 24 of 24
Rebuilt once a day from the requests we sent, so it is a daily figure and not a live one.
not yet
Not yet. These figures come from Artificial Analysis, which the publish pipeline reads once a day.
Integrations
What the model holds, rather than a compatibility grade: nothing here measures how well a particular tool gets on with it, so nothing here scores one.
- answers on
- chat completions
- accepts
- textimage
- returns
- text
request parameters it takes
- reasoning
- response_format
- tool_choice
- tools
Use this model
Works with the OpenAI SDK. Point it at our base URL and use this id.
curl https://api.hopscotchlabs.ai/v1/chat/completions \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "fireworks-ai/fireworks-routers-kimi-k3-fast",
"messages": [{"role": "user", "content": "Hello"}],
"max_tokens": 256
}'