NBS Chorus

subscription (Core, Pro, Premium tiers - custom pricing) Produce & Issue Documents

UK-based cloud collaborative specification platform serving 3,400+ architectural practices; provides real-time multi-discipline specification authoring with BIM model integration, manufacturer product database, and Uniclass 2015 classification.

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Hidden Pricing

3.0 /5 composite score

C1 2/5 reflects tiered subscription with custom quotes and no public pricing (RF1); C2 2/5 reflects no documented public API or CLI for agent automation; C3 3/5 reflects cloud self-serve browser-based access with permission controls; C4 4/5 reflects cloud-native architecture with structured data supporting BIM model integration and Uniclass standards; C5 4/5 reflects NBS Source product library, BIM plugin ecosystem, and 92% adoption among AJ Top 100 UK architects.

Solid

Rubric Scorecard

How we grade →

Criterion	Score	Evidence
Value for the price	2/5	subscription (Core, Pro, Premium tiers - custom pricing) Source →
Agent Friendliness	2/5	--
Ease of adoption	3/5	--
Portability & lock-in	4/5	--
Interoperability	4/5	2 integrations

Pricing

Modelsubscription (Core, Pro, Premium tiers - custom pricing)

Free tierno

Visit NBS Chorus →

How we verified this: we checked NBS Chorus against its live site and an independent source — aecmag.com. Nothing on this page is listed from memory. See how we grade. Verified 2026-09-02.

Evidence

Integrations

NBS Source BIM plugins

Sources

Pricing

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