Release Date: Apr 16, 2026

Developer AnthropicΒ πŸ‡ΊπŸ‡Έ
Context Window 1M
Max Output Tokens 128k
Token Costs (in/out) $5.00/25.00
Weights Private
Input Modalities

Accuracy

56.11 % Β± 1.21

Cost / Test (Vals Index)

$ 12.76

Latency

28 min 26 s

Vals Index
BenchmarksAccuracyRankings

0.0%

Β±1.21
20/57

0.0%

Β±4.22
15/59

0.0%

Β±5.61
18/25

0.0%

Β±3.11
16/57

0.0%

Β±0.49
24/60

0.0%

Β±3.38
21/60

0.0%

Β±2.21
6/92

0.0%

Β±1.98
38/94

0.0%

Β±0.90
3/98

0.0%

Β±3.37
1/81

0.0%

Β±0.84
21/145

0.0%

Β±4.51
22/95

0.0%

Β±1.54
26/138

0.0%

Β±1.01
36/143

0.0%

Β±0.45
21/144

0.0%

Β±0.30
8/138

0.0%

Β±0.84
24/93

0.0%

Β±0.00
20/45

0.0%

Β±1.72
22/88

0.0%

Β±1.30
25/65
Proprietary BenchmarksAcademic BenchmarksIndustry Partners
Vals
Default Provider : Anthropic
Temperature: 1
Top P: Default
Top K: Default
Max Output Tokens: 128,000
Compute Effort: max

Updates

Apr 16, 2026

The newly-released Claude Opus 4.7 has taken first place on both our Vals Index and Vals Multimodal Index, both by substantial margins. Here are our key takeaways:

Congrats to Anthropic on the release!