Jacquard (formerly Phrasee)

Enterprise AI copywriting platform that generates and optimizes brand-compliant marketing messages at scale.

Enterprise· Custom enterprise pricing; book a demoWritingProprietary 'Language2' architecture

Best for

Pick Jacquard if you run high-volume CRM at a consumer brand and need governed, on-brand copy variants that you can A/B at scale.

Skip if

Skip it if you are a solo marketer, startup or agency looking for a self-serve copy tool - ChatGPT, Jasper or Copy.ai will be cheaper and faster to adopt.

Jacquard, previously known as Phrasee, is an enterprise generative-AI platform built specifically for marketing language. It produces on-brand copy variants for email subject lines, SMS, push notifications, in-app messages, web pushes and now ChatGPT apps, then optimizes them using experimental design rather than vanilla A/B tests. The company calls its underlying stack 'Language2,' a brand-conditioned generation system with deterministic guardrails meant to keep tone, claims and legal language inside a company's approved playbook.

It is firmly aimed at large consumer brands with mature CRM operations - the case studies are Currys, P&O Cruises, TUI Group, Home Chef and similar e-commerce/travel names. Pricing is not published; access is gated behind a 'Book a demo' enterprise sales motion, and there is no self-serve free tier or public API documentation. Compared with generic LLM wrappers, Jacquard's pitch is governance, multi-language reach (27+ languages and dialects) and measurable lift on existing channels, not raw creativity.

The Phrasee.co domain now 301s to jacquard.com following the company's 2024 rebrand. Underlying foundation models are not disclosed; the platform layers proprietary training, brand guardrails and a performance-prediction layer on top of LLMs rather than exposing them directly. Expect a procurement cycle, an onboarding period to ingest brand guidelines, and integration work with your ESP/CDP before you see value.

Editor's take

Phrasee was the original 'AI for subject lines' company and the Jacquard rebrand reflects a broader push into full-funnel brand messaging. It is one of the few generative-AI vendors that actually obsesses over guardrails and measurable channel lift, which is why enterprise CRM teams keep buying it. Just do not expect a tinker-friendly API.

— The AI Tool Bible editorial team