invoice-generation

发票生成

使用 each::sense 生成专业的发票、收据、报价单和财务文件。此技能可创建美观、准确的商务文件，并针对打印和数字交付进行优化。

功能

• 发票：包含明细项目、税费和总额的专业发票
• 收据：已完成付款的交易收据
• 报价单/估价单：包含有效期的售前报价
• 贷项通知单：退款和调整文件
• 采购订单：采购和订购文件
• 多币种：支持多种货币和格式
• 税费计算：自动处理增值税、商品及服务税和销售税
• 公司品牌：自定义 Logo、颜色和版式
• 周期性模板：用于重复计费的标准化模板

快速入门

curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Generate a professional invoice for web development services, $2,500 total, due in 30 days"}],
    "model": "eachsense/beta",
    "stream": true,
    "mode": "max"
  }'

文件类型和使用场景

文件类型	使用场景	关键要素
发票	商品/服务计费	明细项目、税费、到期日、付款条款
收据	付款确认	交易 ID、付款方式、时间戳
报价单/估价单	售前定价	有效期、可选项目、条款
贷项通知单	退款/调整	对原发票的引用、原因
采购订单	采购	供应商详情、配送信息、审批
形式发票	发货前	与发票类似，标注为形式发票

使用示例

1. 生成基本发票

curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Create a simple invoice: Invoice #INV-2024-001, From: Acme Corp (123 Business St, NY 10001), To: Client Inc (456 Customer Ave, LA 90001), Service: Consulting Services - $1,500. Due date: March 15, 2024. Clean, professional design."}],
    "model": "eachsense/beta",
    "stream": true,
    "mode": "max"
  }'

2. 生成包含明细项目的详细发票

curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Generate a detailed invoice with multiple line items: Invoice #INV-2024-042 From: Digital Solutions LLC To: TechStart Inc Line items: 1) Website Development - 40 hours @ $150/hr = $6,000 2) UI/UX Design - 20 hours @ $125/hr = $2,500 3) SEO Setup - flat rate $800 4) Hosting (Annual) - $480 Subtotal, 8% tax, and grand total. Payment terms: Net 30. Include bank transfer details section."}],
    "model": "eachsense/beta",
    "stream": true,
    "mode": "max"
  }'

3. 生成带有公司品牌元素的发票

curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Create a branded invoice for a creative agency. Company: Pixel Perfect Studios, use modern minimalist design with a navy blue and gold color scheme. Include space for logo at top left. Invoice #PP-2024-089 to MediaMax Corp. Services: Brand Identity Package $4,500, Social Media Templates $1,200, Brand Guidelines Document $800. Total $6,500. Due in 14 days. Include Pay Now button placeholder and QR code area for payment link."}],
    "model": "eachsense/beta",
    "stream": true,
    "mode": "max",
    "image_urls": ["https://example.com/company-logo.png"]
  }'

4. 生成收据

curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Generate a payment receipt: Receipt #REC-78432 From: Cloud Services Pro To: Johnson Enterprises Payment received: $3,250.00 Payment method: Credit Card (Visa ending 4242) Transaction ID: TXN-2024-02-15-98765 Date: February 15, 2024 at 2:34 PM For: Invoice #INV-2024-038 (Annual SaaS Subscription) Status: PAID in full. Include a thank you message and support contact."}],
    "model": "eachsense/beta",
    "stream": true,
    "mode": "max"
  }'

5. 生成报价单/估价单

curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Create a project quote/estimate: Quote #QT-2024-015 From: BuildRight Construction To: Greenfield Properties Project: Office Renovation - 2nd Floor Line items: 1) Demolition and prep - $8,500 2) Electrical work - $12,000 3) Plumbing updates - $6,500 4) Flooring (800 sq ft) - $9,600 5) Painting and finishing - $4,200 6) Project management (10%) - $4,080 Total estimate: $44,880 Valid for 30 days. Include terms: 50% deposit required, final payment on completion. Add signature line for acceptance."}],
    "model": "eachsense/beta",
    "stream": true,
    "mode": "max"
  }'

6. 生成多币种发票

curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Generate an international invoice in Euros: Invoice #EU-2024-0023 From: TechGlobal GmbH (Berlin, Germany, VAT: DE123456789) To: Societe Digitale SARL (Paris, France, VAT: FR987654321) Services: Software License (Enterprise) - 12 months @ 850 EUR/month = 10,200 EUR Implementation Services - 3,500 EUR Training (Remote) - 1,800 EUR Subtotal: 15,500 EUR VAT (19%): 2,945 EUR Total: 18,445 EUR Payment: SEPA transfer, IBAN: DE89 3704 0044 0532 0130 00, BIC: COBADEFFXXX Due: 30 days. Reverse charge note for intra-EU B2B."}],
    "model": "eachsense/beta",
    "stream": true,
    "mode": "max"
  }'

7. 生成含税费计算的发票

curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Create an invoice with complex tax breakdown: Invoice #TAX-2024-156 From: Retail Solutions Inc (GST: 12-3456789) To: Shop & Save Stores Line items with different tax rates: 1) POS Hardware (5 units @ $899) = $4,495 - Standard rate 10% GST 2) Software License = $2,400 - Standard rate 10% GST 3) Installation Services = $1,200 - Standard rate 10% GST 4) Training Materials (books) = $350 - Zero rated 5) Extended Warranty = $600 - Exempt Subtotal: $9,045 GST Summary: Standard rated (10%): $8,095 x 10% = $809.50 Zero rated: $350 x 0% = $0 Exempt: $600 Total GST: $809.50 Grand Total: $9,854.50 Include ABN and tax invoice statement."}],
    "model": "eachsense/beta",
    "stream": true,
    "mode": "max"
  }'

8. 周期性发票模板

curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Design a recurring monthly invoice template: Invoice #[AUTO-NUMBER] From: CloudHost Pro Services To: [CLIENT NAME] Billing Period: [MONTH YEAR] Recurring Services: 1) Dedicated Server Hosting - $299/month 2) Managed Backup Service - $49/month 3) SSL Certificate - $9/month 4) Technical Support (Business) - $149/month Monthly Total: $506 Mark as RECURRING INVOICE. Show billing cycle: Monthly, auto-renews. Next billing date field. Include: Update payment method link, Cancel subscription link. Modern SaaS-style design with clean typography."}],
    "model": "eachsense/beta",
    "stream": true,
    "mode": "max"
  }'

9. 生成贷项通知单/退款文件

curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Generate a credit note: Credit Note #CN-2024-008 From: Premium Supplies Co To: Office Depot Partners Original Invoice: #INV-2024-892 dated January 10, 2024 Reason for credit: Goods returned - defective items Credit items: 1) Ergonomic Chair Model X (2 units @ $450) = -$900 2) Return shipping covered = -$45 Total Credit: $945.00 Original invoice total: $2,340 Remaining balance due: $1,395 Note: Credit has been applied to your account. Future invoices will reflect this adjustment. Authorized by: [Signature line]. Use red accent color to indicate credit/refund."}],
    "model": "eachsense/beta",
    "stream": true,
    "mode": "max"
  }'

10. 生成采购订单

curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Create a purchase order: PO #PO-2024-0456 From (Buyer): MegaCorp Industries, 789 Corporate Blvd, Chicago IL 60601, Purchasing Dept Contact: Jane Smith, [email protected] To (Vendor): Industrial Supplies Ltd, 321 Warehouse Way, Detroit MI 48201 Ship To: MegaCorp Warehouse B, 456 Distribution Dr, Chicago IL 60602 Order Items: 1) Steel Brackets SKU-SB100 - 500 units @ $2.50 = $1,250 2) Mounting Hardware Kit SKU-MH200 - 200 units @ $8.00 = $1,600 3) Safety Cables SKU-SC300 - 1000 units @ $1.25 = $1,250 4) Industrial Adhesive SKU-IA400 - 50 gallons @ $45 = $2,250 Subtotal: $6,350 Shipping: $285 Total: $6,635 Required delivery date: March 1, 2024 Payment terms: Net 45 Special instructions: Deliver to loading dock B, call 30 min before arrival. Include approval signature lines for Requester, Manager, and Purchasing."}],
    "model": "eachsense/beta",
    "stream": true,
    "mode": "max"
  }'

多轮发票迭代

使用 session_id 在多次请求中完善发票：

# Initial invoice creation
curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Create an invoice for marketing services, $5,000 total from Creative Agency to StartupXYZ"}],
    "model": "eachsense/beta",
    "stream": true,
    "session_id": "invoice-project-001"
  }'

# Add more line items
curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Break that down into: Strategy $2,000, Content Creation $1,800, Ad Management $1,200. Add 7% sales tax."}],
    "model": "eachsense/beta",
    "stream": true,
    "session_id": "invoice-project-001"
  }'

# Update styling
curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Update the design to use a green and white color scheme, add payment instructions for Stripe."}],
    "model": "eachsense/beta",
    "stream": true,
    "session_id": "invoice-project-001"
  }'

批量生成文件

生成多个相关文件：

# Generate invoice
curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Create invoice #INV-001 for Project Alpha, $10,000 consulting fee to Acme Corp"}],
    "model": "eachsense/beta",
    "stream": true,
    "session_id": "project-alpha-docs",
    "mode": "eco"
  }'

# Generate matching receipt after payment
curl -X POST https://eachsense-agent.core.eachlabs.run/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "messages": [{"role": "user", "content": "Now create a matching receipt for that invoice, payment received via wire transfer today"}],
    "model": "eachsense/beta",
    "stream": true,
    "session_id": "project-alpha-docs",
    "mode": "eco"
  }'

最佳实践

发票设计

• 层次清晰：公司信息置于顶部，明细项目置于中部，总额突出显示
• 字体易读：使用专业、清晰易读的字体
• 留白充足：避免版面杂乱
• 联系信息：务必注明有疑问时的联系方式

必填信息

• 唯一发票编号：采用连续编号或编码系统
• 开具日期和到期日：明确付款时间安排
• 完整的企业信息：名称、地址、税号
• 逐项列明费用：描述、数量、单价、金额
• 付款说明：银行信息、接受的付款方式

法律合规

• 在需要时填写税务登记号码
• 使用适用于所在司法管辖区的正确税率
• 正确标注文档类型（发票、报价单、形式发票）
• 添加法律规定的免责声明

财务文件提示词建议

生成发票和财务文件时，请提供：

1. 文件类型：发票、收据、报价单、贷项通知单、PO
2. 交易双方：发送方和接收方的完整信息
3. 商品/服务：描述、数量、单价
4. 计算信息：税率、折扣、总额
5. 条款：付款到期日、有效期
6. 品牌元素：颜色、风格偏好、Logo
7. 其他字段：PO 编号、项目参考信息、备注

提示词结构示例

"Create a [document type] #[number]
From: [company name and details]
To: [client name and details]
Items: [list with quantities and prices]
Tax: [rate and type]
Terms: [payment terms]
Style: [design preferences]"

模式选择

生成前请询问用户：

“您想要速度快、成本低，还是质量高？”

模式	适用场景	速度	质量
max	面向最终客户的发票、品牌化文件	较慢	最高
eco	发票草稿、内部文件、批量生成	较快	良好

错误处理

错误	原因	解决方案
Failed to create prediction: HTTP 422	余额不足	在 eachlabs.ai 充值
内容策略违规	内容违规	调整提示词，使其符合相关策略
超时	生成内容复杂	将客户端超时时间设置为至少 10 分钟

相关技能

• each-sense - 核心 API 文档
• document-generation - 通用文档创建
• business-card-generation - 名片设计
• letterhead-generation - 公司信头设计