Add GCF wire format and GCF Proxy

[blackwell-systems]

Summary

Adds two entries:

• GCF Proxy under LLM Inference Platforms: drop-in proxy for MCP servers that compresses tool responses by 71%. Zero code changes required. Available via pip, npm, and go install.
• GCF under Structured Generation: token-optimized wire format for LLM tool responses. 100% comprehension accuracy on every frontier model across 1,700+ evaluations. Six language implementations (Go, Rust, TypeScript, Python, Swift, Kotlin). MIT licensed.

Both are open source with published benchmarks at https://gcformat.com/guide/benchmarks

Summary by CodeRabbit

• Documentation
  • Added GCF Proxy to the Local Development & Serving tools catalog.
  • Added GCF to the Structured Generation tools catalog.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: 5ec56a13-077e-4778-a476-abe82b4bdfc4

📥 Commits

Reviewing files that changed from the base of the PR and between 266879b and c14c5dd.

📒 Files selected for processing (1)

• README.md

---

📝 Walkthrough

Walkthrough

Two new tool entries are added to the README catalog: a "GCF Proxy" row in the "Local Development & Serving" table and a "GCF" row in the "Structured Generation" table. No existing content is modified.

Changes

README Catalog Updates

Layer / File(s)	Summary
Add GCF Proxy and GCF tool rows README.md	Inserts a "GCF Proxy" row into the Local Development & Serving table (line 231) and a "GCF" row into the Structured Generation table (line 242).

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Possibly related PRs

• Sumanth077/ai-engineering-toolkit#19: Also adds entries to the Structured Generation section in README.md, making it directly related in terms of file and catalog location.

Poem

🐇 Hop, hop, two new tools appear,
In tables neat they land so clear.
GCF Proxy serves with local grace,
GCF structures in its proper place.
The README grows, the catalog shines—
A rabbit's joy in tidy lines! ✨

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The PR title accurately describes the main changes: adding two tools (GCF wire format and GCF Proxy) to the toolkit documentation.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

_{✏️ Tip: You can configure your own custom pre-merge checks in the settings.}

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

---

Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out.

❤️ Share

• X
• Mastodon
• Reddit
• LinkedIn

_{Comment @coderabbitai help to get the list of available commands and usage tips.}

Warning

⚠️ This pull request might be slop. It has been flagged by CodeRabbit slop detection and should be reviewed carefully.