Anthropic model product
Claude Sonnet 3.5
5 Sonnet is a powerful AI model.
Updated Aug 12, 2026. Default version: Claude 3.5 Sonnet
LLMBoard score32.1Claude 3.5 Sonnet
Coverage100%17 benchmark families
Context window200KTokens
Official input priceN/AOfficial price unavailable
Claude Sonnet 3.5 Specifications
Technical details for the model's default version.
- Version
- Claude 3.5 Sonnet
- Released
- Oct 22, 2024
- Knowledge cutoff
- Apr 30, 2024
- Parameters
- N/A
- Context window
- 200K
- Max output
- 8.2K
- Inputs
- image, pdf, text
- Outputs
- text
- Open weights
- No
- License
- Proprietary
Claude Sonnet 3.5 Capability Profile
This profile uses the model's current scored version. Arena ratings and prices are shown separately.
Claude Sonnet 3.5 Benchmark Results
Benchmark scores for Claude 3.5 Sonnet.
| AI2D | 0.9 | 1 | 32 | 100.0% | C | |
| ChartQA | 0.9 | 1 | 24 | 100.0% | C | |
| OSWorld Extended | 0.2 | 1 | 1 | 100.0% | C | |
| OSWorld Screenshot-only | 0.1 | 1 | 1 | 100.0% | C | |
| BIG-Bench Hard | 0.9 | 2 | 21 | 95.0% | C | |
| DocVQA | 1.0 | 3 | 26 | 92.0% | C | |
| DROP | 0.9 | 3 | 30 | 93.1% | C | |
| HumanEval | 0.9 | 3 | 66 | 96.9% | C | |
| MGSM | 0.9 | 4 | 31 | 90.0% | C | |
| GSM8k | 1.0 | 7 | 48 | 87.2% | C | |
| MMLU | 0.9 | 8 | 100 | 92.9% | C | |
| TAU-bench Retail | 0.7 | 12 | 25 | 54.2% | C | |
| TAU-bench Airline | 0.5 | 16 | 23 | 31.8% | C | |
| MathVista | 0.7 | 20 | 39 | 50.0% | C | |
| MATH | 0.8 | 21 | 71 | 71.4% | C | |
| MMMU | 0.7 | 35 | 63 | 45.2% | C | |
| MMLU-Pro | 0.8 | 62 | 129 | 52.3% | C | |
| SWE-Bench Verified | 0.5 | 90 | 105 | 14.4% | C | |
| GPQA | 0.7 | 138 | 234 | 41.2% | C |
Claude Sonnet 3.5 Arena Results
Preference and agent-evaluation results for the default version.
| vision style control | overall | 90 | 1161.1 | 10,389 | N/A | |
| vision | overall | 104 | 1125.5 | 10,389 | N/A | |
| text style control | overall | 169 | 1373.4 | 88,405 | N/A | |
| text | overall | 222 | 1297.8 | 88,405 | N/A |
Claude Sonnet 3.5 Pricing
Official vendor API pricing appears first, followed by individual provider offers.
- Official API
- N/A
- Official provider
- N/A
- Lowest third-party
- N/A
- Tracked offerings
- 0
No provider prices
The default version has no current input or output token prices.
Official prices use only the vendor's configured official Provider and positive standard USD PAYG rates. Third-party offers remain explicitly labeled.
Claude Sonnet 3.5 Versions
Available versions of this model. The score column identifies the version used in the overall ranking.
| Claude 3.5 Sonnet | 32.1 | N/A | 200K | 8.2K | No | Proprietary | |
| Claude 3.5 Sonnet | N/A | N/A | 200K | 200K | No | Proprietary |
What is Claude Sonnet 3.5?
Key information about Claude Sonnet 3.5 and its available data.
5 Sonnet is a powerful AI model. It excels in graduate-level reasoning, undergraduate-level knowledge, and coding proficiency, with improved understanding of nuance, humor, and complex instructions.
Data as of 2026-08-11.
Claude Sonnet 3.5 vs nearby models
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FAQ
Common questions about Claude Sonnet 3.5.
When was Claude Sonnet 3.5 released?
Claude Sonnet 3.5's default version was released on Oct 22, 2024.
How much does Claude Sonnet 3.5 cost?
No official standard PAYG price is currently available for Claude Sonnet 3.5.
Who created Claude Sonnet 3.5?
Claude Sonnet 3.5 was created by Anthropic.
What is the context window for Claude Sonnet 3.5?
The default version has a 200K token context window.
Is Claude Sonnet 3.5 open weight?
No. The default version is not marked as having publicly available weights.
How many API providers offer Claude Sonnet 3.5?
No provider offering is currently linked to the default version.
What models should I compare Claude Sonnet 3.5 with?
Nearby ranked alternatives include LongCat Flash Lite, Qwen3.5 4B, Nemotron Nano 9B.