Which is cheaper, Kimi K3 or Mistral Large 3?

Kimi K3 is cheaper at the input + output rate combined: $1.50 versus $8.00 per million tokens.

Which has higher quality, Kimi K3 or Mistral Large 3?

Mistral Large 3 has the higher AA Intelligence Index score: 82 versus 80.

Can I switch between Kimi K3 and Mistral Large 3 via one API?

Both Kimi K3 and Mistral Large 3 are accessible through OpenRouter's unified gateway, which lets you switch models with one API key. Phase 2 of AIpricly will add scenario-routed automatic primary + fallback chains.

Kimi K3 vs Mistral Large 3

Side-by-side pricing, capabilities, real-world cost across common scenarios, and our editorial pick.

添加模型最多可对比 4 个模型

全部价格按美元 / 百万 token 计

OVERALL WINNER

Kimi K3

Moonshot · released 2026-03-15

Quality (AA Index)80

Input price$0.30

Output price$1.20

Context200K

Throughput150 tok/s

P50 latency0.8s

View full pricing

Mistral Large 3

Mistral · released 2026-02-01

Quality (AA Index)82

Input price$2.00

Output price$6.00

Context128K

Throughput140 tok/s

P50 latency0.9s

View full pricing

通过 OpenRouter 试用 Kimi K3 通过 OpenRouter 试用 Mistral Large 3

链接通过我们的 OpenRouter 推荐链接在新标签页打开。查看推广披露

规格对比

绿色列 = 该指标获胜方

Metric	Kimi K3	Mistral Large 3	Verdict
Input price /百万 tokens	$0.30	$2.00	Kimi K3 −85%
Output price /百万 tokens	$1.20	$6.00	Kimi K3 −80%
Context window max input length	200K	128K	Kimi K3 +1.6×
AA Quality AA Intelligence Index (0–100)	80	82	Mistral Large 3 +2pt
Arena Elo LMArena human-pref Elo (800–2000)	—	—	Tied
Throughput tokens per second	150	140	Kimi K3 +7%
P50 latency first token	0.8s	0.9s	Kimi K3 −11%
Vision multimodal	—	—	Tied
Function calling tool use			Tied
Reasoning mode chain-of-thought	—	—	Tied

常见场景月度费用

默认用量假设

Scenario	Kimi K3	Mistral Large 3
customer support 1000K req · 600/180 tok	$396	$2.3K
chat with docs 300K req · 4000/300 tok	$468	$2.9K
code generation 500K req · 2000/500 tok	$600	$3.5K
voice assistant 600K req · 800/200 tok	$288	$1.7K

Our pick

For most workloads, choose Kimi K3.

85% cheaper input price, which compounds at scale
1.6× the context window — better for long documents and agents
7% faster throughput — matters for streaming UX and voice agents

Choose Mistral Large 3 instead if: 尚未记录这对模型的具体取舍。两者质量差距可能很小，最终决定因素更多是工作负载契合度、集成成本与团队熟悉度。

为何选择？通过智能路由同时使用两者

第二阶段 · 带故障转移链的网关

Set Kimi K3 as primary, Mistral Large 3 as fallback. One key, one bill, automatic failover when Kimi K3 errors.

第二阶段预览 · 网关尚未上线该接口目前不存在。网关计划在第二阶段上线——下面只是规划中的接口形态预览，不是可用的 API。上线时会通过 newsletter 通知订阅者。

查看计划中的 API 调用形态

$ curl https://api.aipricly.com/v1/chat/completions \
  -H "Authorization: Bearer $AIPC_KEY" \
  -d '{
    "routing": {
      "primary": "moonshot/kimi-k3",
      "fallback": ["mistral/mistral-large-3"]
    },
    "messages": [{"role": "user", "content": "..."}]
  }'