Anthropic Claude Sonnet Latest✓ Catalog verified
This model always redirects to the latest model in the Anthropic Claude Sonnet family.
Overview
This model always redirects to the latest model in the Anthropic Claude Sonnet family.
Access: available through the official ~anthropic API. Context window: 1M.
Specifications
| API identifier | ~anthropic/claude-sonnet-latest |
| Provider | ~anthropic |
| Model type | Multimodal LLM |
| Context window | 1M catalog |
| Input modalities | text · image · file |
| Output modalities | text |
| Released | Apr 27, 2026 |
| Tokenizer | Router |
| Moderated | Yes |
| Architecture modality | text+image+file->text |
API defaults
{
"top_k": null,
"top_p": null,
"temperature": null,
"presence_penalty": null,
"frequency_penalty": null,
"repetition_penalty": null
}Pricing
Live pricing components for ~anthropic/claude-sonnet-latest as published in the catalog.
| Pricing component | Raw unit price | Normalized | Unit |
|---|---|---|---|
| Prompt tokens | $0.000002 | $2.00 / 1M | Per input token |
| Completion tokens | $0.00001 | $10.00 / 1M | Per output token |
| Request fee | N/A | N/A | Per request |
| Image fee | N/A | N/A | Per image unit |
| Web search fee | $0.01 | $0.010000 | Per search request |
Cost calculator
Estimate monthly spend from your own token volumes.
Estimated Total Cost
$3Calculated 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 Sonnet Latest 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-sonnet-latest",
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 |
|---|---|---|---|---|
| Amazon: Nova 2 Lite | Amazon | 1M | $0.30 | View → |
| Amazon: Nova Premier 1.0 | Amazon | 1M | $2.50 | View → |
Sources & attribution
Pricing and metadata are maintained in the ModelsAtlas catalog.
Frequently asked questions
How much does Anthropic Claude Sonnet Latest cost?
$2.00 per 1M input tokens and $10.00 per 1M output tokens on the official ~anthropic API.
What is the context window of Anthropic Claude Sonnet Latest?
Anthropic Claude Sonnet Latest supports up to 1M tokens of context.
Does Anthropic Claude Sonnet Latest support tool / function calling?
Yes, Anthropic Claude Sonnet Latest supports tool / function calling — you can register tools and the model will emit structured tool calls.
How do I access Anthropic Claude Sonnet Latest?
Use the official ~anthropic API with the model id `~anthropic/claude-sonnet-latest`. See the Quick start section above for code examples.