Repository notes and measured findings

Blog.

Engineering findings, performance experiments, and release notes from Graff, CodeDB, and CodeDB Pro. Where a post makes a performance claim, it includes the method and repository context.

Grok · Evaluations

·6 min

Grok 4.7 uses more tokens per task than 4.6 — and scores higher

CodeDB · Guide

·11 min

How CodeDB works with Graff and your coding agent

Graff · Evaluations

·11 min

Graff on FrontierHarness: coding agent benchmarks, costs and comparisons

Graff · Runtime

·10 min

Graff's RLM runtime: how 135k input tokens became 25.3k

Codedb · Experiments

·9 min

We tested four ways to improve CodeDB retrieval. One earned its way in.

CodeDB Pro · Performance

·9 min

CodeDB Pro v0.2.14: the 50 ms wait that made fast search look slow

CodeDB Pro · Release

·8 min

CodeDB Pro v0.2.12: fail-closed edits and a faster MCP response path

CodeDB Pro · Rebrand

·4 min

Muonry is now CodeDB Pro: same daemon, a name that says what it is

Muonry · Release

·7 min

muonry v0.2.7: 89× smaller edit responses, and reads that flag smuggled text

Codedb · Release

·7 min

codedb v0.2.5824: 3× faster cold start, and a CLI as fast as MCP

Codedb · Release

·8 min

codedb v0.2.5818: SOTA retrieval, and the numbers to prove it

Codedb · Benchmarks

·10 min

codedb on SWE-bench Lite: six backends, deterministic oracle

Codegraff · Release

·8 min

Codegraff v0.2.4: from one replace surface to a daemon that doesn't hang

Muonry · Release

·8 min

muonry v0.1.15: 21 silent failures fixed, and a token-efficiency benchmark

Zig · Performance

·6 min

What Zig 0.16's new stdlib did to our hot paths

Muonry · Performance

·5 min

muonry v0.1.13: 20% faster reads, even with safety scanning on every file

Codedb · Release

·6 min

codedb v0.2.572: 10x faster indexing, 83% less memory

Codedb · Performance

·7 min

codedb's 70x warm-start fix

Codedb · Architecture

·6 min

Why codedb feels instant for agents

Muonry · Tokens

·6 min

78% fewer tokens: how we made muonry edits 4x more efficient

Start with the free tools.

graff runs coding tasks. CodeDB gives any supported coding agent structural repository context. CodeDB Pro adds the persistent local toolchain.