DocFit vs TestFlows Machine

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

DocFit compared with TestFlows Machine
Detail	DocFit	TestFlows Machine
What it does	Your docs, updated the moment code merges.	Run your programs deterministically. Record, replay, and branch your runs.
Stage	MVP	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free: for public repos (unlimited). Team: $49/month with 200 credits/month. Growth: $149/month with 700 credits/month. Docs PRs use 1–4 credits depending on quality preset (Fast ~1, Balanced ~2, Best ~4); 2 credits with own model key. Credit packs: 100 credits $29, 400 credits $99 (one-time, never e	Free: €0 with ₡3 credits included each month (about 20 vCPU-hours). Starter: €10/month with ₡25 credits (about 166 vCPU-hours). Plus: €25/month with ₡65 credits (about 433 vCPU-hours). Pro: €50/month with ₡150 credits (about 1,000 vCPU-hours). Dedicated: contact sales. Usage credits: €1 a credit, pu
Key features	Reads merged PRs and linked tickets to understand changes Identifies affected documentation pages with reasons Makes minimal targeted edits to documentation Runs build, lint, link checks and OpenAPI validation Opens pull requests for team review and merge Automatic code sample generation and validation Integrates with Jira, GitHub Issues and Slack Configurable quality presets (Fast, Balanced, Best) Dry-run backfill of last 5 merges without charges Nightly drift scan to detect outdated documentation	Record runs with non-deterministic inputs pinned down Replay runs instruction-by-instruction Checkpoint and fork from any point Fault injection for disk, network, clock, containers and system calls Built-in debugger for machine programs Machine client and Python SDK Cloud storage for runs and disk images Multiple simultaneous sessions with configurable vCPUs Configurable session disk up to 256G
What makes it different	Deterministic signals first, not just AI guessing at semantic similarity Your team reviews every change; DocFit never merges directly Usage-based pricing with no per-seat fees Works with your existing docs platform and GitHub workflow Comprehensive verification before PR creation	Deterministic replay of program runs with identical outcomes Fork and branch from any point without losing original timeline Comprehensive fault injection testing built-in Pay-as-you-go usage credits with free plan available
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)	Not checked yet no change since last check	2 no change since last check
Trust Flow (Majestic)	0	4
Citation Flow (Majestic)	0	21
Referring domains (Majestic)	0	27

5 details filled in for both companies.

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