How does API pricing compare between Kimi K3.1 Pro and Qwen3.8 Max?

Kimi K3.1 Pro costs $4/M input / $20/M output per 1M tokens. Qwen3.8 Max costs $0.5/M input / $2/M output per 1M tokens. Qwen3.8 Max is the cheaper option.

Kimi K3.1 ProvsQwen3.8 Max

Q: Which model should I choose for my use case?

Choose Kimi K3.1 Pro for long documents and large codebases, and Qwen3.8 Max for cost-sensitive workloads.

Kimi K3.1 Pro leads the overall Podium Score by 14.4 points (94.2 vs 79.8).Category wins: Kimi K3.1 Pro 5 — 0 Qwen3.8 Max.Qwen3.8 Max is the cheaper pick ($2/M vs $20/M per 1M output tokens). Qwen3.8 Max is faster (55 t/s vs 45 t/s).

Open in Compare Tool →View Kimi K3.1 Pro View Qwen3.8 Max

Kimi K3.1 ProDrag slider or hover to compareQwen3.8 Max

Qwen3.8 Max

79.8

Coding: 50.3 · Speed: 55 t/s

Output Price: $2/M

Kimi K3.1 Pro

94.2

Coding: 72.0 · Speed: 45 t/s

Output Price: $20/M

Quick VerdictAggregated 2026 Benchmark Analysis

Kimi K3.1 Pro is rated higher overall with a Podium Score of 94.2 (vs 79.8 for Qwen3.8 Max). In head-to-head domain evaluations, Kimi K3.1 Pro outperforms in 5 of 7 benchmark categories.

Coding & Engineering

Kimi K3.1 Pro (72.0)

Inference Speed

Qwen3.8 Max (55 t/s)

Cost Efficiency

Qwen3.8 Max ($2/M)

API Price / 1M (in · out)

Kimi K3.1 Pro $4/M · $20/M — Qwen3.8 Max $0.5/M · $2/M

Choose Kimi K3.1 Pro for long documents and large codebases, and Qwen3.8 Max for cost-sensitive workloads.

Metric	Kimi K3.1 Pro	Qwen3.8 Max
Podium Score	94.2 ▲	79.8
Arena Elo	1490	1496 ▲
Intelligence Index	68.0	—
Coding	72.0 ▲	50.3
Math	95.0 ▲	5.0
Reasoning	98.0 ▲	66.3
Agentic	82.0	—
Knowledge	45.0	—
Multimodal	96.0 ▲	85.4
Long-context	100.0 ▲	99.2
Output speed	45 t/s	55 t/s ▲
Output price	$20/M	$2/M ▲
Context window	1000K	1000K

Scores aggregated from five independent leaderboards. See Methodology. More head-to-heads: Kimi K3.1 Pro vs Claude Mythos · Kimi K3.1 Pro vs Claude 5.5 Sonnet · Kimi K3.1 Pro vs Eleven Multilingual v3 · Kimi K3.1 Pro vs FLUX.2 Pro