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Compare / head-to-head

Kimi K2.6vsQwen3.5-Flash

Kimi K2.6 leads 5 of 5 shared benchmarks. Qwen3.5-Flash has the larger context window (1M tokens).

Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.

Shared benchmarks
5 – 0
Kimi K2.6 leads
Cheaper per token
list price, input + output
Larger context
Qwen3.5-Flash
1M tokens
Provider uptime (30d)
100% · —
Moonshot AI · Qwen
Kimi K2.6
Moonshot AI · released 2026-04-20
textvision
Context
256K
Max out
Input /1M
Output /1M
Cached /1M
Scores
14 · 8 core
Qwen3.5-Flash
Qwen · released 2026-02-23
textvision
Context
1M
Max out
Input /1M
$0.029
Output /1M
$0.287
Cached /1M
Scores
5 · 5 core
Quality

Benchmark matrix

BenchmarkKimi K2.6Qwen3.5-FlashΔEdge
Reported by both · 5
GPQA Diamond90.8% epoch82.3% epoch+8.5 ptKimi K2.6
LMArena Elo1454.9 1397.7 +57.2Kimi K2.6
FrontierMath Tiers 1-3 v2 (Epoch AI run)57.2% epoch9.5% epoch+47.7 ptKimi K2.6
OTIS Mock AIME 2024-2025 (Epoch AI run)96.1% epoch84.4% epoch+11.7 ptKimi K2.6
SimpleQA Verified34.9% epoch20.3% epoch+14.6 ptKimi K2.6
Only Kimi K2.6 reports · 9
AIME 202695.8% matharenanot reported
FrontierMath Tier 4 v2 (Epoch AI run)25.6% epochnot reported
Kimi Claw 24/7 Bench42.9% not reported
Kimi Code Bench v250.9% not reported
MCP-Atlas69.4% not reported
MCPMark-Verified72.8% not reported
MLS-Bench-Lite26.7% not reported
ProgramBench48.3% not reported
SWE-bench Verified (Epoch AI run)76.7% epochnot reported
Only Qwen3.5-Flash reports · 0
Qwen3.5-Flash reports nothing Kimi K2.6 does not.
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Kimi K2.6 minus Qwen3.5-Flash in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing

Side by side

SpecKimi K2.6Qwen3.5-FlashEdge
Context window256K tokens1M tokensQwen3.5-Flash
Max output
Input price / 1M$0.029
Output price / 1M$0.287
Cached input / 1M
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
$0.316
Modalitiestext · visiontext · visionTie
Released2026-04-202026-02-23
Cited benchmark scores145
Reliability

Provider status

All providers
More matchups

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Which one wins on your data?

Public benchmarks are a starting point. Run Kimi K2.6 and Qwen3.5-Flash on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.