ImmigrationLayer

com.immigrationlayer由 immigrationlayer.com 发布官方发布者v0.0.0更新于 Oct 24, 2026

USCIS fees, processing times, form editions, alerts, and the Visa Bulletin. Not legal advice.

已验证Streamable HTTP可网页运行

概览

AI 生成的概览

让助手查询 USCIS 表格版本、政府费用、处理时间、新闻公告以及国务院签证公告的截止日期。

可以做什么
该远程服务器提供八个用于美国移民参考数据的工具。它可以查询 USCIS 表格当前接受的版本,列出某日期以来记录的表格版本变更和公告,并返回已公布的政府费用及生效日期。它还按表格、类别和办公室返回 USCIS 处理时间估计,按关键词搜索 USCIS 新闻室和联邦公报通知,并返回签证公告中亲属、职业和多元化签证的截止日期以及公告的提示说明。
适用场景
适用于用户询问 USCIS 接受哪个表格版本、申请费是多少、某表格需要多长时间、优先日期或 DV 案件号是否排到,或近期移民公告有何变化时。
运行要求
远程 streamable HTTP 端点;未声明任何软件包、环境变量或请求头。需要能访问提供商端点的网络连接。
安装前请注意
提供商声明这不构成法律建议,结果应视为参考数据而非指导。回答是已公布数据的带日期快照,可能落后于官方更新;在用于申请前应向官方来源核实。

安装

在 SourceWeft 中

  1. 打开 控制台中的 ImmigrationLayer,将其添加到工作区。
  2. 为需要使用其工具的对话启用该服务。

Web executable,通过 Streamable HTTP。 远程服务在工作区中配置后即可从网页运行时运行。

交给智能体安装

把这段提示词粘贴到 Claude Code、Codex、Cursor 等智能体,或 SourceWeft 对话中。智能体会读取该服务器的安装指南,先向你展示发布者、端点和登录方式,经你同意后再把它添加到你的客户端。密钥不会写进任何命令。

阅读 https://sourceweft.com/mcp/com.immigrationlayer%2Fimmigration-mcp/install.md,并按其中说明把这个 MCP 服务器接入我的客户端。修改任何配置之前,先告诉我它的发布者、端点和登录方式,等我确认。不要把 API 密钥写进命令或我会提交的文件;问我密钥应从哪里获取。

查看智能体所依据的安装指南

其他 MCP 客户端

把它添加到你客户端的 mcpServers 配置中。

{
  "mcpServers": {
    "immigrationlayer": {
      "type": "http",
      "url": "https://immigrationlayer.com/mcp"
    }
  }
}

工具

8

check_form_edition

Check form edition

Returns the edition of one USCIS form that USCIS accepts today, with its accept-from and reject-from dates. Use it to check which edition of a form USCIS accepts, with the date of that answer. If USCIS has announced a newer edition it does not accept yet, announced_edition gives that edition and its accept-from date. For edition changes across all forms since a date, use list_form_changes. Covers I-90, I-129, I-130, I-131, I-140, I-485, I-539, I-765, and N-400; any other form returns not_found. Free, no sign-in required. Limit: 20 calls per minute per IP, then rate_limited. Not legal advice. Source: the form's page on uscis.gov, or a dated web.archive.org capture of that page.

输入参数form必填

list_form_changes

List form changes

Lists the form edition changes and the USCIS newsroom and Federal Register alerts ImmigrationLayer has recorded on or after a date, newest first. Edition changes cover the forms check_form_edition lists. Use it to catch up on what changed since a last check. For one form's current edition, use check_form_edition. To find alerts by keyword, use search_alerts. Returns at most 100 form edition changes and 100 alerts per page. Pass next_cursor as cursor, with the same since, to continue until next_cursor is null. Empty lists on the first page mean nothing was recorded since that date. Free, no sign-in required. Limit: 20 calls per minute per IP, then rate_limited. Not legal advice. Sources: uscis.gov form pages or dated web.archive.org captures of them, USCIS newsroom alerts, and Federal Register notices. The top-level source URL identifies the exact aggregate query, including the page cursor. Each alert and form change keeps its own source URL and content hash.

输入参数since必填cursor

get_fee

Get filing fee

Returns a published government fee and its effective date. For US (the default), the general filing fee for a USCIS form and filing method; category-specific US fees are unavailable, so omit category. US covers I-90, I-130, I-140, I-485, I-539, I-765, and N-400, paper and online; any other form returns not_found. For GB, the fee for a published Home Office fee category; pass the section heading as category when the name appears in more than one section. amount_cents is in the minor unit of currency. filing is "unspecified" when the source states no filing channel. It does not say which fee applies to a case. For a USCIS form's current edition, use check_form_edition. Requires sign-in at https://immigrationlayer.com/login and an active plan. Without a plan it returns subscription_required. Limit: 30 calls per minute per account, shared by all paid tools, then rate_limited. Not legal advice. Sources: for US, the USCIS fee schedule (Form G-1055) and the 2024 USCIS fee rule (89 FR 6194); for GB, the Home Office visa regulations revised table on gov.uk, used under the Open Government Licence v3.0.

输入参数form必填filingcountrycategory

get_processing_time

Get processing time

Returns the USCIS processing-time estimate for one form, eligibility category, and office: the time within which 80% of cases were completed, in months, weeks, or days. Use it when the user asks for USCIS's published processing time for a form. It reports past completions, not how long a given case will take. Pass form, category, and office exactly as the USCIS processing times tool lists them. Every estimate on file has both a category and an office, so omitting either returns not_found. For Visa Bulletin waits, use get_visa_bulletin. Requires sign-in at https://immigrationlayer.com/login and an active plan. Without a plan it returns subscription_required. Limit: 30 calls per minute per account, shared by all paid tools, then rate_limited. Not legal advice. Source: the USCIS processing times tool (egov.uscis.gov).

输入参数form必填officecategory

get_visa_bulletin

Get Visa Bulletin chart entry

Returns one family- or employment-based cutoff from a month's State Department Visa Bulletin: the Final Action Date or Date for Filing for a preference category and chargeability country. Use it when the user asks whether a priority date is current. date_or_status is a YYYY-MM-DD cutoff, "C" (current), or "U" (unavailable). For Diversity Visa lottery cutoffs, use get_visa_bulletin_dv. For the bulletin's advisory notes on future movement, use get_visa_bulletin_notes. A month or combination not on file returns not_found. Requires sign-in at https://immigrationlayer.com/login and an active plan. Without a plan it returns subscription_required. Limit: 30 calls per minute per account, shared by all paid tools, then rate_limited. Not legal advice. Source: the Department of State Visa Bulletin (travel.state.gov).

输入参数chart必填month必填country必填category必填

search_alerts

Search alerts

Searches USCIS newsroom alerts and Federal Register notices by keyword, newest first. Use it to find announcements about a form or topic, e.g. "I-765" or "fee". To list everything published since a date without a keyword, use list_form_changes, which is free. Returns at most 100 matches per page. Pass next_cursor as cursor to continue until next_cursor is null. No match returns an empty list, not an error. Requires sign-in at https://immigrationlayer.com/login and an active plan. Without a plan it returns subscription_required. Limit: 30 calls per minute per account, shared by all paid tools, then rate_limited. Not legal advice. Sources: USCIS newsroom alerts and Federal Register notices. The top-level source URL identifies the exact aggregate query, including the page cursor; each result preserves its government URL, source, and content hash.

输入参数query必填sincecursor

get_visa_bulletin_dv

Get Diversity Visa lottery cutoff

Returns the Diversity Visa (DV lottery) rank cutoff for one region in a month's Visa Bulletin, or a country exception the bulletin lists within that region. Use it when a DV selectee asks whether their case number is current. For family and employment chart dates, use get_visa_bulletin. For the bulletin's advisory notes, use get_visa_bulletin_notes. A month or region not on file returns not_found. Free, no sign-in required. Limit: 20 calls per minute per IP, then rate_limited. Not legal advice. Source: the Department of State Visa Bulletin (travel.state.gov).

输入参数month必填region必填country

get_visa_bulletin_notes

Get Visa Bulletin advisory notes

Returns every lettered advisory note in a month's Visa Bulletin: the forward-looking text, e.g. "EB-1 India may become unavailable". Use it when the user asks whether dates are expected to advance, hold, or retrogress. For the chart dates themselves, use get_visa_bulletin or get_visa_bulletin_dv. An empty list means the month was loaded and had no notes; a month not on file returns not_found. Free, no sign-in required. Limit: 20 calls per minute per IP, then rate_limited. Not legal advice. Source: the Department of State Visa Bulletin (travel.state.gov).

输入参数month必填

版本历史

1
  1. v0.0.0最新Oct 15, 2026

评分

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  • 图标10 分
  • 文档15 分

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