Co-Brain Legal Agent vs RAKUS 楽楽電子保存 証憑取得AIエージェント
Quick answer
Co-Brain Legal Agent (playbook contract review and redlining) (Co-Brain (Co-Brain GmbH)) and RAKUS 楽楽電子保存 証憑取得AIエージェント (invoice and receipt collection agent for Japan's Electronic Books Maintenance Act) (RAKUS (株式会社ラクス, RAKUS Co., Ltd.)) are both listed in the Business operations category of Agent Index.
They share no framework tags in our dataset.
This is not a ranking.
Co-Brain Legal Agent (playbook contract review and redlining) (Co-Brain (Co-Brain GmbH)) and RAKUS 楽楽電子保存 証憑取得AIエージェント (invoice and receipt collection agent for Japan's Electronic Books Maintenance Act) (RAKUS (株式会社ラクス, RAKUS Co., Ltd.)) are both listed in the Business operations category of Agent Index. They share no framework tags in our dataset.
| Field |  Co-Brain Legal Agent (playbook contract review and redlining) |  RAKUS 楽楽電子保存 証憑取得AIエージェント (invoice and receipt collection agent for Japan's Electronic Books Maintenance Act) |
|---|---|---|
| Vendor | Co-Brain (Co-Brain GmbH) | RAKUS (株式会社ラクス, RAKUS Co., Ltd.) |
| HQ | Germany · Europe | Japan · Asia Pacific |
| Primary category | Business operations | Business operations |
| Also listed in | Business operations, Risk | Business operations, Compliance |
| Summary | German legal agent that detects contract type, jurisdiction and parties, applies the company's playbook to every clause, flags deviations with page-cited reasoning and produces playbook-compliant redlines in Word, Outlook and Teams. | Tokyo-based RAKUS's evidence-collection AI agent for its 楽楽電子保存 e-bookkeeping system finds invoices and receipts that arrive by email, unlocks password-protected files and ZIPs using passwords it extracts from other emails, registers them in 楽楽電子保存, checks Electronic Books Maintenance Act (電子帳簿保存法) requirements and alerts staff on errors; since Oct 27, 2026 it can read Microsoft 365 mailboxes directly. |
| Frameworks (vendor-stated) | — | — |
| Frameworks (vendor-claimed) | — | Electronic Books Maintenance Act (電子帳簿保存法, Japan) |
| Capabilities / tasks | contract review, workflow automation | process automation, evidence collection, workflow automation |
| Integrations (vendor-listed) | Not recorded in this dataset yet | Microsoft 365 (mailbox connection), 楽楽明細, 楽楽精算 |
| Pricing (as published) | Not published | Paid option from JPY 5,000 (提供価格 5,000円～, RAKUS release Aug 6, 2026); 楽楽電子保存 base pricing on request (checked 2026-10-29). |
| Pricing model | quote | quote |
| Primary source | https://co-brain.ai/en/legal-agent | https://www.rakus.co.jp/news/2026/1027.html |
| Last checked | 2026-10-18 | 2026-10-29 |
| Official site | https://co-brain.ai/en/legal-agent | https://www.rakus.co.jp/rakurakucloud/denshihozon/ |
FAQ (from this dataset)
What is the difference between Co-Brain Legal Agent and RAKUS 楽楽電子保存 証憑取得AIエージェント?
Both are listed under Business operations. Shared tasks: workflow-automation. Co-Brain Legal Agent-only tasks: contract-review. RAKUS 楽楽電子保存 証憑取得AIエージェント-only tasks: process-automation, evidence-collection. Differences are from stored category and task tags, not a ranking.
Which one publishes pricing?
Co-Brain Legal Agent (playbook contract review and redlining): Not published RAKUS 楽楽電子保存 証憑取得AIエージェント (invoice and receipt collection agent for Japan's Electronic Books Maintenance Act): Paid option from JPY 5,000 (提供価格 5,000円～, RAKUS release Aug 6, 2026); 楽楽電子保存 base pricing on request (checked 2026-10-29).
Where are Co-Brain Legal Agent and RAKUS 楽楽電子保存 証憑取得AIエージェント headquartered?
Co-Brain Legal Agent (playbook contract review and redlining) publishes HQ in Germany. RAKUS 楽楽電子保存 証憑取得AIエージェント (invoice and receipt collection agent for Japan's Electronic Books Maintenance Act) publishes HQ in Japan.
Side-by-side data is generated from the open dataset. “Vendor-claimed” frameworks are as marketed by each vendor and not verified by Agent Index; framework tags indicate relevance, not certification. Request current quotes from each vendor before buying. This page does not rank or score vendors. Sponsored comparisons, if any, will be labelled.
Also in this use case
Other verified listings that share a task tag or use-case group with Co-Brain Legal Agent (playbook contract review and redlining) or RAKUS 楽楽電子保存 証憑取得AIエージェント (invoice and receipt collection agent for Japan's Electronic Books Maintenance Act). Open a pair page or the use-case table — this is not a ranking.
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