CodeZero vs milliseconds.ai

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

CodeZero compared with milliseconds.ai
Detail	CodeZero	milliseconds.ai
What it does	AI-Native Software Development Extension for VS Code that gives AI structured access to your entire codebase	Small model. Big decisions.
Stage	Not given	Not given
Founded	2023	Not given
Based in	IN	CA
Pricing model	Not given	Freemium
Pricing	Trial: $0 for solo developers with 20k CodeZero tool calls and 100 MB codebase capacity. Starter: $29/user/month with 7.5k tool calls/seat/month and 50 MB/seat capacity. Scale: $39/user/month (most popular) with 13k tool calls/seat/month, 100 MB/seat capacity, and cumulative usage. Enterprise: Custo	Test plan: 125 million free input tokens per month with test_sk keys. Production plan: $0.04 per million input tokens with prod_sk keys (no charge for output tokens). Minimum credit bundle of $10 to unlock production access.
Key features	Git Tree: unified workspace showing all connected repositories with branches, commits and history Code Graph: shows system connectivity across modules, files, data and dependencies Feature Mapping: traces product features from start through files to data read or written Context Graph: repository embeddings and unified graph for AI prompt enhancement Auto, Planned, Normal and Coffee Mode for change execution AI Chat: conversational interface for code exploration and assistance Impact Analysis: understand consequences of changes across codebase Access indexed repositories without checking them out locally Works with Claude Code, Codex and GitHub Copilot	Classification with score distribution and confidence Text and image extraction Yes/no decisions with probability Entity recognition and extraction Field verification against source Multi-level classification (classify-tree) OpenAI SDK compatibility Sentiment or tone rating Question answering with source spans SDK support for TypeScript and Python
What makes it different	~Zero hallucination: AI has right code context attached before drafting execution plans 60% less tokens and 2x faster than alternative approaches Works alongside existing AI coding agents without replacing them	Optimized for bounded decisions with millisecond latency, avoiding slow token-by-token generation Extremely cost-effective at $0.04 per million input tokens with no output token charges 125 million free test tokens monthly with no card required Production-ready with REST API, SDKs, and CLI interfaces Structured responses enable direct application logic without additional parsing
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	17 no change since last check	18 no change since last check
Trust Flow (Majestic)	0	28
Citation Flow (Majestic)	16	31
Referring domains (Majestic)	16	42

5 details filled in for both companies.

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