Cora vs Spellbook

A side-by-side comparison of capabilities, autonomy, integrations, and pricing to help you choose.

Short answer: choose Cora if you want ai email assistant that screens your inbox and drafts replies in your voice (Copilot, subscription); choose Spellbook if you want ai contract drafting and review inside microsoft word for transactional lawyers (Copilot, contact).

CoraSpellbook
What it isAI email assistant that screens your inbox and drafts replies in your voiceAI contract drafting and review inside Microsoft Word for transactional lawyers
Typeagentproduct-with-agents
AutonomyCopilotCopilot
Pricingsubscription · $12/mocontact
Best forconsumers, smbsmb, mid-market, enterprise
Deploymentsaassaas
Modalitiesemail, texttext
Modelsmodel-agnosticmodel-agnostic, gpt, claude
Protocolsrest-apinone
IntegrationsGmail, Google WorkspaceMicrosoft Word, Slack, Salesforce, iManage
Capabilities4 documented4 documented

Cora

  • +Cuts inbox noise with screening plus twice-daily briefings
  • +Drafts replies in your voice with you approving every send
  • +Privacy-first: does not send/delete, train on data, or keep backdoor access
  • -Copilot only: it will not send or delete email on its own
  • -Gmail/Google Workspace focused
Full Cora profile

Spellbook

  • +Native inside Microsoft Word, where transactional lawyers already work, so there is low workflow friction
  • +Multi-model (GPT plus Claude) with citation-linked answers and playbook-encoded standards
  • +Spellbook Associate extends from single-document copilot to supervised multi-document agentic workflows
  • -Output requires lawyer review; like all legal LLM tools it carries hallucination and wrong-citation risk
  • -Pricing is opaque (demo-gated), with reported enterprise rates high and rising and seat minimums
Full Spellbook profile

Which should you choose?

Cora is ai email assistant that screens your inbox and drafts replies in your voice, best for consumers, smb. Spellbook is ai contract drafting and review inside microsoft word for transactional lawyers, best for smb, mid-market, enterprise. The right choice depends on the autonomy level you want, your existing integrations, and your budget, all compared above.