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Blog Posts

DeepSeek R1, PPO, and GRPO Explained for Devs

GRPO is suddenly the standard RL recipe for reasoning models. A no-prior-knowledge mental model of PPO, GRPO, and how DeepSeek R1's training works under the hood.

Apr 29, 202612 min read

Guides

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Read Tool - Claude Code

Read file contents with line limiting, offset, and binary support.

Guide

Grep Tool - Claude Code

Search file contents by pattern with regex support.

Guide

gh CLI Integration - Claude Code

Full GitHub CLI support for automated PR and issue workflows.

Guide

CLAUDE.md Files - Claude Code

Persistent project instructions loaded every session; supports nested dirs.

Guide

1M Token Context - Claude Code

Extended context window for Opus and Sonnet on supported plans.

Guide

Skill Arguments - Claude Code

Pass arguments to skills with string substitution support.

Guide

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PPO

Blog Posts

DeepSeek R1, PPO, and GRPO Explained for Devs

Guides

Read Tool - Claude Code

Grep Tool - Claude Code

gh CLI Integration - Claude Code

CLAUDE.md Files - Claude Code

1M Token Context - Claude Code

Skill Arguments - Claude Code

Keep exploring PPO

Get Smarter About AI Dev

PPO

Blog Posts

DeepSeek R1, PPO, and GRPO Explained for Devs

Guides

Read Tool - Claude Code

Grep Tool - Claude Code

gh CLI Integration - Claude Code

CLAUDE.md Files - Claude Code

1M Token Context - Claude Code

Skill Arguments - Claude Code

Keep exploring PPO

Get Smarter About AI Dev