Piebald-AI/claude-code-system-prompts
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All parts of Claude Code's system prompt, 27 builtin tool descriptions, sub agent prompts (Plan/Explore/Task), utility prompts (CLAUDE.md, compact, statusline, magic docs, WebFetch, Bash cmd, security review, agent creation). Updated for each Claude Code version.
18 mentions on Hacker News by 16 people: 2 stories, 16 comments · first 2025-12-29 · latest 2026-10-31
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Specifically, see this commit: https://github.com/Piebald-AI/claude-code-system-prompts/com...
comment by odo1242 · 2026-10-31 · in Claude Code regularly sends each background agent’s transcript to its model -
…sent over the wire and add my own. here is a collection of public system prompts from claude code: https://github.com/Piebald-AI/claude-code-system-prompts
comment by boorang · 2026-10-09 · in Why isn't the industry freaking out about DeepSeek 4.1 Flash? -
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We're lying to Claude in almost every sessionstory by soletta · 2026-08-25 · 1 comment
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…a logging proxy. For those interested in the Claude Code tool descriptions, they're collected here: https://github.com/Piebald-AI/claude-code-system-prompts/tre... As for the tool implementations, there are still remnants from the Claude…
comment by btown · 2026-08-17 · in Claude: System Prompts -
The full Claude Code system prompts are extracted every update and posted here, all 670 of them. https://github.com/Piebald-AI/claude-code-system-prompts/tre...
comment by Shakahs · 2026-08-16 · in Claude: System Prompts -
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Claude Code's system prompts, extracted and tracked across 237 versionsstory by opwizardx · 2026-07-16 · 0 comments
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It's interesting that (for example for the explore agent https://github.com/Piebald-AI/claude-code-system-prompts/blo... ) they use a personality "you are a file search specialist" and "your strengths" framing. I thought that was largely…
comment by schmorptron · 2026-05-29 · in Claude Opus 4.8 -
https://github.com/Piebald-AI/claude-code-system-prompts
comment by selcuka · 2026-05-29 · in Claude Opus 4.8 -
…existing code, write reports, or answer questions about the code behavior. </system-reminder> https://github.com/Piebald-AI/claude-code-system-prompts/blo...
comment by Tiberium · 2026-04-18 · in Claude Code Opus 4.7 keeps checking on malware -
…outright replacing it will cause us to miss out on updates. Patching is probably the best solution. https://github.com/Piebald-AI/claude-code-system-prompts https://github.com/Piebald-AI/tweakcc
comment by matheusmoreira · 2026-04-07 · in Issue: Claude Code is unusable for complex engineering tasks with Feb updates -
I originally took my prompts from Claude Code≈ ( https://github.com/Piebald-AI/claude-code-system-prompts ) https://github.com/Piebald-AI/claude-code-system-prompts and subsequently edited them to remove guardrails and and output…
comment by verdverm · 2026-03-31 · in Universal Claude.md – cut Claude output tokens -
…https://lambdaland.org/posts/2026-01-21_tree-sitter_vs_lsp/ Claude Code's instructions for LSP: https://github.com/Piebald-AI/claude-code-system-prompts/blo... I'm not convinced that ASTs are meaningfully helpful in the grand scheme and…
comment by verdverm · 2026-03-31 -
…box, and obviously should be expected to change over time You may want to review that statement. https://github.com/Piebald-AI/claude-code-system-prompts
comment by skeledrew · 2026-03-14 · in Please do not A/B test my workflow -
This is the prompt that Claude Code adds when you use /btw https://github.com/Piebald-AI/claude-code-system-prompts/blo...
comment by JSR_FDED · 2026-03-13 · in Shall I implement it? No -
…CC prompts. 1/10 the price 1/10 the cycle time. I find waiting 30s for the next turn painful now https://github.com/Piebald-AI/claude-code-system-prompts One nice bonus to doing this is that you can remove the guardrail statements that…
comment by verdverm · 2026-03-12 · in Shall I implement it? No -
https://github.com/Piebald-AI/claude-code-system-prompts/blo... They seem to use XML-esque tags here in the first prompt I looked at
comment by its-summertime · 2026-03-02 · in Why XML tags are so fundamental to Claude -
If this is true, the why does Claude Code's own system prompt not use this style? https://github.com/Piebald-AI/claude-code-system-prompts/tre...
comment by arbirk · 2026-03-02 · in Why XML tags are so fundamental to Claude -
…with failures manually. [1] https://code.claude.com/docs/en/sandboxing#configure-sandbox... [2] https://github.com/Piebald-AI/claude-code-system-prompts/blo...
comment by _23sd · 2025-12-29 · in Karpathy on Programming: “I've never felt this much behind”