Claude Opus 4.5 vs Claude Opus 4.5 Thinking

Change models
IndexAll categories, out of 100.
52.0 ±2.1
56.3 ±4.2 best
GapIndex points below the top.
−4.3 · no clear gap
Top
CoverageIndex weight that has results.
100% best
95%
SpeedOutput tokens per second.
39/s
—
EloLMArena rating and rank.
1451
—
ReleasedMonth of release.
2025-11
2025-11
Input / 1MUS dollars per 1M input tokens.
$5.00
—
Output / 1MUS dollars per 1M output tokens.
$25.00
—
Batch output / 1MBatch price per 1M output tokens.
$12.50
—
1K chats2K tokens in, 500 out, each.
$22.50
—
1K documents20K tokens in, 1K out, each.
$125.00
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1K agent tasks200K tokens in, 20K out, each.
$1,500.00
—
ContextMaximum tokens in one request.
200K
200K
AgenticMulti-step tasks with tools.
54.7
59.7 best
CodingCode writing and repair.
55.0 best
54.4
ReasoningLogic problems and puzzles.
51.8
54.2 best
MultimodalTasks with images and text.
42.2
57.3 best
KnowledgeFacts and expert knowledge.
54.6
59.0 best
MultilingualTasks in many languages.
56.6
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InstructionTasks with strict prompt rules.
41.2
43.2 best
MathMath problems.
51.3
57.2 best

Benchmarks

24 shared
Only Claude Opus 4.5: 77Only Claude Opus 4.5 Thinking: 13
Claude Opus 4.5
Claude Opus 4.5 Thinking
13.2%132 / 222
30.1% best79 / 222
70.7%110 / 217
77.3% best77 / 217
0.3%137 / 214
4.6% best87 / 214
81.0%96 / 199
86.6% best63 / 199
40.9%47 / 164
46.6% best32 / 164
82.8%65 / 149
84.6% best31 / 149
86.3%51 / 149
89.5% best43 / 149
43.0%94 / 146
58.0% best65 / 146
TaxEval v2Finance
74.3%38 / 143
74.9% best26 / 143
75.0%80 / 142
83.7% best46 / 142
79.5%69 / 135
85.9% best44 / 135
MMLU ProKnowledge
85.6%55 / 135
87.3% best29 / 135
CorpFin v2Finance
61.3%54 / 131
65.1% best32 / 131
71.2%72 / 113
74.0% best61 / 113
MedScribeHealthcare
83.2%47 / 109
85.3% best29 / 109
MedCodeHealthcare
45.2%38 / 106
49.2% best25 / 106
68.7% best11 / 97
67.7%22 / 97
AIMEMath
76.9%50 / 95
95.4% best12 / 95
MedQAHealthcare
93.2%24 / 95
95.9% best10 / 95
MMMU ProMultimodal
81.1%42 / 92
82.9% best36 / 92