Woodstitch vs Volans Aquilae

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

Woodstitch compared with Volans Aquilae
Detail	Woodstitch	Volans Aquilae
What it does	Human evaluation for text-to-speech with blinded listening studies	Engineering firm that tests AI agents before customers use them
Stage	Not given	Not given
Founded	Not given	Not given
Based in	US	TH
Pricing model	Paid	Paid
Pricing	$18.00 per hour of audio heard by listeners; $0.30 per judgement on a pair of two 30-second clips; $300.00 for 200 pairs × 5 ratings with 30-second clips (1,000 judgements)	Production readiness review: USD 10,000 (ten working days, up to 10 tools and MCP servers, one re-run within 30 days). Founding-client price for first three: USD 6,000 for published summary. Forward deployed engineers: USD 12,000 per engineer per month (minimum one month, invoiced monthly in advance
Key features	Blinded paired-preference studies with no system names visible API for creating studies and retrieving results Exact price quote before study starts Per-judgement data export as CSV Paid US-based listener panel Attention signals recorded with every judgement Live results streaming as listeners answer Detection template for AI vs human narration Published methodology and platform transparency	Automated tests built from real production failures Security review of tools and MCP servers Signed go/no-go verdict from founder One re-run within 30 days Up to 10 tools and MCP servers per review Forward deployed engineers for go-lives Round-the-clock engineer support Monthly regression testing after model changes Up to 100 production traces per agent per month
What makes it different	Publishes its own listening studies on the same platform with the same methodology as customer studies Forced-choice preference testing answers which system people prefer, not rating scales Fast turnaround with live result streaming and no minimum study size Transparent pricing with no setup fees or minimums, quoted before starting Customer audio stored securely and used only for that study	Founder personally leads and signs every verdict Same price for go and no-go verdicts All code built stays in customer's repository 24/7 engineer shifts to match customer time zones Founding-client price of USD 6,000 for first three reviews
Community votes	0	0
DR (Domain Rating by Ahrefs)	10 +2 (up) since last check	4 no change since last check
Trust Flow (Majestic)	9	0
Citation Flow (Majestic)	24	16
Referring domains (Majestic)	69	5

6 details filled in for both companies.

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