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tghamm/Anthropic.SDK

An unofficial C#/.NET SDK for accessing the Anthropic Claude API. This package is not affiliated with, endorsed by, or sponsored by Anthropic. Anthropic and Claude are trademarks of Anthropic, PBC.

Commercial OK · MITNeeds paid APIC#
Stars
222
Forks
48
Open issues
7
Last push
8mo ago

Anthropic.SDK star history

+0 this week

222 ★
23 Oct25 Oct
Anthropic.SDK went from 222 to 222 GitHub stars over the last 2 days.

About Anthropic.SDK

Anthropic.SDK is a free, open-source AI developer tool by tghamm, written mainly in C#. An unofficial C#/.NET SDK for accessing the Anthropic Claude API. This package is not affiliated with, endorsed by, or sponsored by Anthropic. Anthropic and Claude are trademarks of Anthropic, PBC. It has 222 GitHub stars and 48 forks, and was last updated 8mo ago. It's released under the MIT license, a standard open-source license.

License
MIT
Commercial use
Commercial OK
Language
C#
Stars
222
Last update
8mo ago
Runs on Mac
Not stated
GPU
Not stated
Paid API key
Required
Self-hostable
Not stated

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Anthropic.SDK FAQ

Can I use Anthropic.SDK commercially?

Yes. MIT is a permissive license: commercial use is allowed as long as you keep the license notice. This is a plain-English summary, not legal advice.

Is Anthropic.SDK free?

Anthropic.SDK is open source, but it needs a paid third-party API key to work. It's released under the MIT license, a standard open-source license.

Does Anthropic.SDK run on a Mac?

The project doesn't say. Check its installation guide before you start.

Does Anthropic.SDK need a GPU?

The project doesn't state hardware needs. AI models generally run much faster with a GPU.

Is Anthropic.SDK still maintained?

It was last updated 8mo ago. Check recent issues on GitHub to judge how active it is.

What are alternatives to Anthropic.SDK?

Similar free, open-source tools include langchain, giskard-oss, open-agent-sdk-typescript, prompt-optimizer.

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