Claude 3.7 Sonnet
Anthropic Claude 3.7 Sonnet β pricing, 200k context window, API cost calculator and alternatives.
By Anthropic
Specs
- Provider
- Anthropic
- Slug
- anthropic/claude-3-7-sonnet
- Capabilities
- vision, tools
Pricing freshness
- Tier
- standard
- Currency
- USD
- As of
- 2026-05-08 17:08 UTC
Pricing history
Tracking Claude 3.7 Sonnet pricing since 2026-05-08. We'll plot the chart here once it changes.
Quickstart β call Claude 3.7 Sonnet from your app
curl https://api.anthropic.com/v1/messages \
-H "Content-Type: application/json" \
-H "x-api-key: $ANTHROPIC_API_KEY" \
-H "anthropic-version: 2023-06-01" \
-d '{
"model": "claude-3-7-sonnet",
"max_tokens": 1024,
"messages": [{"role": "user", "content": "Hello!"}]
}'
Official docs: https://docs.anthropic.com/en/api/messages
# pip install anthropic
from anthropic import Anthropic
client = Anthropic() # reads ANTHROPIC_API_KEY from env
resp = client.messages.create(
model="claude-3-7-sonnet",
max_tokens=1024,
messages=[{"role": "user", "content": "Hello!"}],
)
print(resp.content[0].text)
Official docs: https://docs.anthropic.com/en/api/messages
// npm install @anthropic-ai/sdk
import Anthropic from "@anthropic-ai/sdk";
const client = new Anthropic(); // reads ANTHROPIC_API_KEY from env
const resp = await client.messages.create({
model: "claude-3-7-sonnet",
max_tokens: 1024,
messages: [{ role: "user", content: "Hello!" }],
});
console.log(resp.content[0].text);
Official docs: https://docs.anthropic.com/en/api/messages
Related models
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Frequently asked questions
What is Claude 3.7 Sonnet?
Claude 3.7 Sonnet is a large language model API from Anthropic with a 200k-token context window. It costs $3 per 1M input tokens and $15 per 1M output tokens.
How much does Claude 3.7 Sonnet cost?
Claude 3.7 Sonnet is priced at $3 per 1M input tokens and $15 per 1M output tokens via the Anthropic API. A 50/50 input/output workload of 1M total tokens costs about $9.
What is the context window of Claude 3.7 Sonnet?
Claude 3.7 Sonnet supports up to 200k tokens of context per request β roughly 400 pages of English text or 25000 lines of code at a typical density.
Does Claude 3.7 Sonnet support vision, tool use, or JSON mode?
Claude 3.7 Sonnet supports image input (vision) and tool/function calling. It does not support structured JSON mode.
Who makes Claude 3.7 Sonnet?
Claude 3.7 Sonnet is built and operated by Anthropic. Pricing, context window, and capabilities on this page are refreshed nightly from Anthropic's public catalog.
Can I self-host Claude 3.7 Sonnet?
Claude 3.7 Sonnet is API-only β its weights are not publicly distributed by Anthropic, so it cannot be self-hosted today.