Anthropic: Claude 3.5 Sonnet✓ Catalog verified
New Claude 3.5 Sonnet delivers better-than-Opus capabilities, faster-than-Sonnet speeds, at the same Sonnet prices. Sonnet is particularly good at: - Coding: Scores ~49% on SWE-Bench Verified, higher than the last best score, and without any fancy prompt scaffolding - Data science: Augments human data science expertise; navigates unstructured data while using multiple tools for insights - Visual processing: excelling at interpreting charts, graphs, and images, accurately transcribing text to derive insights beyond just the text alone - Agentic tasks: exceptional tool use, making it great at agentic tasks (i.e. complex, multi-step problem solving tasks that require engaging with other systems) #multimodal
Overview
New Claude 3.5 Sonnet delivers better-than-Opus capabilities, faster-than-Sonnet speeds, at the same Sonnet prices. Sonnet is particularly good at: - Coding: Scores ~49% on SWE-Bench Verified, higher than the last best score, and without any fancy prompt scaffolding - Data science: Augments human data science expertise; navigates unstructured data while using multiple tools for insights - Visual processing: excelling at interpreting charts, graphs, and images, accurately transcribing text to derive insights beyond just the text alone - Agentic tasks: exceptional tool use, making it great at agentic tasks (i.e. complex, multi-step problem solving tasks that require engaging with other systems) #multimodal
Access: available through the official Anthropic API. Context window: 200K.
Specifications
| API identifier | anthropic/claude-3.5-sonnet |
| Provider | Anthropic |
| Model type | Multimodal LLM |
| Context window | 200K catalog |
| Input modalities | text · image · file |
| Output modalities | text |
| Released | Oct 22, 2024 |
| Tokenizer | Claude |
| Moderated | Yes |
| Architecture modality | text+image+file->text |
Pricing
Live pricing components for anthropic/claude-3.5-sonnet as published in the catalog.
| Pricing component | Raw unit price | Normalized | Unit |
|---|---|---|---|
| Prompt tokens | $0.000006 | $6.00 / 1M | Per input token |
| Completion tokens | $0.00003 | $30.00 / 1M | Per output token |
| Request fee | N/A | N/A | Per request |
| Image fee | N/A | N/A | Per image unit |
| Web search fee | N/A | N/A | Per search request |
Cost calculator
Estimate monthly spend from your own token volumes.
Estimated Total Cost
$9Calculated from current list pricing in the ModelsAtlas catalog.Capabilities
| Capability | Status | What it means |
|---|---|---|
| Visual Understanding | ✓ Supported | Image and document analysis support |
| Audio Processing | Not advertised | Speech and voice aligned flows |
| Tool Calling | ✓ Supported | Supports tools / function calling |
| Self-Hosting | Not advertised | Deploy outside managed APIs |
Capability signals
Directional signals derived from model metadata and capability tags — not official benchmark submissions.
Quick start
Call Anthropic: Claude 3.5 Sonnet through an OpenAI-compatible client.
from openai import OpenAI
client = OpenAI(
base_url="https://openrouter.ai/api/v1",
api_key="YOUR_API_KEY"
)
response = client.chat.completions.create(
model="anthropic/claude-3.5-sonnet",
messages=[{"role": "user", "content": "Explain quantum physics."}]
)
print(response.choices[0].message.content)Alternatives
Closest models by context window from a different provider.
| Model | Provider | Context | Input /1M | Actions |
|---|---|---|---|---|
| OpenAI: o1 | OpenAI | 200K | $15.00 | View → |
| OpenAI: o1-pro | OpenAI | 200K | $150.00 | View → |
Sources & attribution
Pricing and metadata are maintained in the ModelsAtlas catalog.
Frequently asked questions
How much does Anthropic: Claude 3.5 Sonnet cost?
$6.00 per 1M input tokens and $30.00 per 1M output tokens on the official Anthropic API.
What is the context window of Anthropic: Claude 3.5 Sonnet?
Anthropic: Claude 3.5 Sonnet supports up to 200K tokens of context.
Does Anthropic: Claude 3.5 Sonnet support tool / function calling?
Yes, Anthropic: Claude 3.5 Sonnet supports tool / function calling — you can register tools and the model will emit structured tool calls.
How do I access Anthropic: Claude 3.5 Sonnet?
Use the official Anthropic API with the model id `anthropic/claude-3.5-sonnet`. See the Quick start section above for code examples.