Agent · Assistive

Claude Code

Name: Claude Code
Author: Anthropic

Claude Code is a command-line coding agent built by Anthropic that lives in your terminal and edits files, runs commands, and searches your codebase with direct Claude model access.

by Anthropic·Closed product·Launched Feb 2025

Website GitHub

Capability

—

no benchmarks

GitHub stars

112.5k

Harness

ReAct loop

Built-in tools

Environments

Terminal · IDE

Capability

No public benchmark submissions · yet

Claude Code has not published benchmark scores on SWE-bench Verified, GAIA, OSWorld or τ-bench. Check the GitHub repo or vendor site for the latest · we track new submissions daily.

Momentum

Awaiting snapshot history · 1 days recorded

Awaiting star history · run scripts/fetch-github-stars.ts to populate.

The Stack

Brain · Harness · Tools · Environment

Brains

Which LLM powers it

claude-opus-4-6claude-sonnet-4-6

Harness

The loop pattern

ReAct loop

Tools

How it acts on the world

Built-in

Environments

Where it lives

TerminalIDE

Frequently asked

Pulled from the dataset · updated daily

What is Claude Code?

Claude Code is a command-line coding agent built by Anthropic that lives in your terminal and edits files, runs commands, and searches your codebase with direct Claude model access.

What model powers Claude Code?

Claude Code runs on claude-opus-4-6 and claude-sonnet-4-6. It uses a react loop pattern with built-in tools.

Is Claude Code open-source?

No · Claude Code is a closed product from Anthropic. You can use it via usage-based billing.

How popular is Claude Code?

Claude Code has 112,515 stars on GitHub across 49 contributors.