A side-by-side of two agent frameworks for building AI agents — live GitHub data, languages, and what each is best at.
Short answer: LlamaIndex leads LlamaIndex vs Claude Agent SDK by community traction (★ 52k vs ★ 7.9k). Pick LlamaIndex for RAG; pick Claude Agent SDK for Claude-native agents.
✓ Live data verified
| LlamaIndex | Claude Agent SDK | |
|---|---|---|
| GitHub stars | ★ 52k | ★ 7.9k |
| Language | Python | Python |
| Category | Agent frameworks | Agent frameworks |
| Best for | RAG | Claude-native agents |
| Repository | run-llama/llama_index | anthropics/claude-agent-sdk-python |
LlamaIndex and Claude Agent SDK are both credible choices. By community traction, LlamaIndex leads (★ 52k). Pick LlamaIndex for RAG; pick Claude Agent SDK for Claude-native agents.
Both are credible agent frameworks. By community traction LlamaIndex leads (★ 52k). Pick LlamaIndex for RAG; pick Claude Agent SDK for Claude-native agents.
LlamaIndex is Data framework for connecting LLMs to private data — indexing, retrieval, and agentic RAG over your documents.. Claude Agent SDK is Anthropic's SDK for building agents on Claude — the harness behind Claude Code, with in-process tools, hooks, and an interactive client. Formerly the Claude Code SDK..
LlamaIndex has more — ★ 52k vs ★ 7.9k (live counts).
Often yes — many teams combine agent frameworks. Check each tool's docs for interop; they solve overlapping but not identical problems.
LlamaIndex is primarily Python; Claude Agent SDK is primarily Python.
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