Claude Sonnet 5.5 (Adaptive Reasoning, Low Effort, Default Fallback)
AnthropicClaude
Release Date
2026-09-28
Parameters
—
Context Length
1.0M
Modalities
image, pdf, text
Capability Radar
36
general
49
coding
21
reasoning
44
science
29
agents
80
multimodal
Rankings
| Domain | #Rank | Score | Source |
|---|---|---|---|
| Code Ranking | 84 | 86.0 | AA |
| General Ranking | 144 | 60.0 | AA |
| Math Reasoning | 4 | 97.0 | LB |
| Math Reasoning | 8 | 96.0 | LB |
| Reasoning | 4 | 92.0 | LB |
| Reasoning | 24 | 87.0 | LB |
| Science | 160 | 64.0 | AA |
Benchmark Scores (LLM Stats)
(LLM Stats (zeroeval))No benchmark data available
AA Evaluation Indices
(Artificial Analysis)Lcr(Artificial Analysis)76.0
Scicode(UIUC + Argonne National Lab (2024))49.1
Hle(Center for AI Safety + Scale AI (2025))36.2
Intelligence Index(Artificial Analysis)35.8
LLM Stats Category Scores
(LLM Stats (zeroeval))No category score data available
Pricing
Input Price$2 / 1M tokens
Output Price$10 / 1M tokens
Blended Price (3:1)$4 / 1M tokens
Cache Read Price$0.2 / 1M tokens
Cache Write Price$2.5 / 1M tokens
Speed
Tokens/sec89.3
Time to First Token0.86s
Time to Answer0.86s
Provider Price Ranking
Provider Price Ranking
6 providers
Cheapest: AnthropicMost Expensive: Venice AI
ProviderInputOutput
1AnthropicPRIMARY
$2
$10
2OpenCode Zen
$2
$10
3Azure Cognitive Services
$2
$10
4DevPass (LLM Gateway)
$2
$10
5Azure
$2
$10
6Venice AI
$3.75
$18.75
Compare pricing across different API providers for this model.