Free forever — install in 60 seconds

Claude Code token saving.
One command.

Install PRECC and cut your Claude API costs by up to 66% with a under 3ms hook — zero workflow changes.

Install
Click to copy curl -fsSL https://raw.githubusercontent.com/yijunyu/precc-cc/main/scripts/install.sh | bash
bash
$ PRECC init
✓ PRECC installed
✓ Hook registered at ~/.claude/hooks/pre-bash.sh
✓ Active for all Claude Code sessions
✓ Licence: Community (free)
1

Run the curl command

Downloads the binary and verifies the SHA256 checksum.

2

Run PRECC init

Registers the hook with Claude Code. No config required.

3

Start Claude Code

PRECC is transparent. Savings appear in your API dashboard within hours.

Get Pro

Simple. No surprises.

Community is free forever. Upgrade to Pro for reporting, the marketplace, and priority support.

Community
$0
Forever free for the community.
  • Up to 66% API cost savings
  • Full built-in skill library
  • RTK compression
  • jj translation (zero config)
  • Fail-open hook guarantee
  • Open source on GitHub
Already installed ↑
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Pro
$5/6 mo
Or $10/year — flat, no surprises.
  • Everything in Community
  • Session-level cost breakdown
  • Personalised tuning advice
  • Machine-bound HMAC licence key
  • Priority support & early access
Get Pro →

You'll save more on Claude API costs than you'll ever pay us.  Get Pro →

FAQ

Claude Code token saving — common questions

How does PRECC save tokens on Claude Code?

PRECC installs a pre-tool-call hook that compresses file reads, shell output, and search results using RTK (Redundancy-aware Token Kompression) before they reach the model. This automatic Claude Code token saving reduces input tokens by up to 66% with no changes to your workflow.

What is the best tool for Claude Code token saving?

PRECC is the leading Claude Code token saving hook. It runs in under 3ms, compresses tokens automatically, and routes built-in skills — reducing Claude API costs by up to 66% without any configuration or API key changes.

How much can I save on Claude API costs?

Users typically see 40–66% reduction in Claude API token costs after installing PRECC. Savings appear in your Anthropic API dashboard within hours of first use.

Is PRECC free for Claude Code token saving?

Yes. PRECC Community is free forever. It includes all core Claude Code token saving features: RTK compression, skill routing, and jj translation. The Pro tier ($5/6 months) adds session cost breakdowns and personalised tuning advice.