Kimi K2.5 vs Solar Pro 4

Change models
Kimi K2.5Moonshot AI
Solar Pro 4Upstage
IndexAll categories, out of 100.
52.2 ±2.2 best
52.1 ±6.0
GapIndex points below the top.
Top
−0.1 · no clear gap
CoverageIndex weight that has results.
100% best
80%
SpeedOutput tokens per second.
36/s
44/s best
EloLMArena rating and rank.
—
1388
ReleasedMonth of release.
2026-01
2026-08
Input / 1MUS dollars per 1M input tokens.
$0.532
$0.15 best
Output / 1MUS dollars per 1M output tokens.
$3.32
$0.60 best
1K chats2K tokens in, 500 out, each.
$2.73
$0.60 best
1K documents20K tokens in, 1K out, each.
$13.97
$3.60 best
1K agent tasks200K tokens in, 20K out, each.
$172.90
$42.00 best
ContextMaximum tokens in one request.
262K
524K best
AgenticMulti-step tasks with tools.
49.4
49.9 best
CodingCode writing and repair.
53.9
58.0 best
ReasoningLogic problems and puzzles.
51.6
52.5 best
MultimodalTasks with images and text.
52.4
—
KnowledgeFacts and expert knowledge.
53.7 best
50.1
MultilingualTasks in many languages.
52.7
—
InstructionTasks with strict prompt rules.
53.5
—
MathMath problems.
53.8
53.9 best

Benchmarks

12 shared
Only Kimi K2.5: 77Only Solar Pro 4: 7
Kimi K2.5
Solar Pro 4
30.7% best74 / 222
29.8%81 / 222
78.0% best70 / 217
71.0%108 / 217
3.1%95 / 214
6.3% best77 / 214
87.9%53 / 199
89.1% best47 / 199
35.2% best65 / 164
18.4%137 / 164
17.0%83 / 133
30.3% best63 / 133
76.8% best38 / 114
70.6%68 / 114
87.6%47 / 84
89.0% best41 / 84
87.1% best7 / 75
86.3%11 / 75
BrowseCompAgentic
60.6% best53 / 63
49.2%59 / 63
MCP AtlasAgentic
29.5%52 / 52
61.4% best37 / 52
95.8% best8 / 34
95.3%13 / 34