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Compare / head-to-head

GLM-5.1vsKimi K2.6

Kimi K2.6 leads 5 of 7 shared benchmarks. Kimi K2.6 has the larger context window (256K tokens).

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

Shared benchmarks
1 – 5
Kimi K2.6 leads · 1 tied
Cheaper per token
list price, input + output
Larger context
Kimi K2.6
256K tokens
Provider uptime (30d)
— · 100%
Z.ai · Moonshot AI
GLM-5.1
Z.ai · released 2026-04-07
text
Context
200K
Max out
131K
Input /1M
$1.4
Output /1M
$4.4
Cached /1M
$0.26
Scores
7 · 7 core
Kimi K2.6
Moonshot AI · released 2026-04-20
textvision
Context
256K
Max out
Input /1M
Output /1M
Cached /1M
Scores
14 · 8 core
Quality

Benchmark matrix

BenchmarkGLM-5.1Kimi K2.6ΔEdge
Reported by both · 7
GPQA Diamond89.9% epoch90.8% epoch-0.9 ptKimi K2.6
AIME 202695.8% matharena95.8% matharena0Tie
LMArena Elo1462.4 1454.9 +7.5GLM-5.1
FrontierMath Tiers 1-3 v2 (Epoch AI run)36.8% epoch57.2% epoch-20.4 ptKimi K2.6
OTIS Mock AIME 2024-2025 (Epoch AI run)93.3% epoch96.1% epoch-2.8 ptKimi K2.6
SimpleQA Verified34% epoch34.9% epoch-0.9 ptKimi K2.6
SWE-bench Verified (Epoch AI run)74.2% epoch76.7% epoch-2.5 ptKimi K2.6
Only GLM-5.1 reports · 0
GLM-5.1 reports nothing Kimi K2.6 does not.
Only Kimi K2.6 reports · 7
FrontierMath Tier 4 v2 (Epoch AI run)not reported25.6% epoch
Kimi Claw 24/7 Benchnot reported42.9%
Kimi Code Bench v2not reported50.9%
MCP-Atlasnot reported69.4%
MCPMark-Verifiednot reported72.8%
MLS-Bench-Litenot reported26.7%
ProgramBenchnot reported48.3%
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 GLM-5.1 minus Kimi K2.6 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

SpecGLM-5.1Kimi K2.6Edge
Context window200K tokens256K tokensKimi K2.6
Max output131K tokens
Input price / 1M$1.4
Output price / 1M$4.4
Cached input / 1M$0.26
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
$5.8
Modalitiestexttext · visionKimi K2.6
Released2026-04-072026-04-20
Cited benchmark scores714
Reliability

Provider status

All providers
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