1Court Directory MCP
Provides read-only access to verified U.S. court data including filing fees, e-filing rules, clerk contacts, and case lookup for over 3,100 counties. It enables AI agents to list states and counties, retrieve specific court information, and search for courts using the Model Context Protocol.
Endpoint and access
No sign-in to connect and list tools. Individual tools may still need a vendor account, credentials, or permissions; check the documented prerequisites.
https://state.1court.ai/api/mcpWhat you can do with it
- List all US states and their county counts
- Retrieve clerk contacts and filing fees for a specific county
- Search for courts by county or state name
- Check e-filing mandates and provider details
Source and maintenance
Protocol and capabilities
- Server
- 1Court Directory 1.0.0
- MCP protocol
- 2025-06-18
- Tools
- 6 advertised
- Resources
- Not advertised
- Resource templates
- Not advertised
- Prompts
- Not advertised
{
"tools": {
"listChanged": true
}
}Tools
6 advertised
list_deadline_rules
List the court deadline types 1Court can calculate for a jurisdiction. Available ids: TX; CA (civil), CA-FAM (family), CA-PROB (probate), CA-UD (unlawful detainer), CA-SC (small claims), CA-GOV (government claims), CA-CRIM (criminal), CA-JUV (juvenile dependency and delinquency), CA-PRESUIT (employment, housing and pre-suit clocks: foreclosure, HOA, ADA/Unruh, FEHA, EEOC, PAGA, arbitration fees, med-mal notice, CEQA, mechanics liens), CA-AGENCY (WCAB, OAH, CUIAB, SPB, PERB, Labor Commissioner, Cal/OSHA Appeals Board, Office of Tax Appeals, DMV, CPUC, ALRB, State Bar Court), CA-SPECIAL (eminent domain, elections, LPS, elder abuse, traffic), CA-APP (appeals and writs), CA-SOL (statutes of limitations); US (federal civil and appellate), US-BK (bankruptcy). Add county (California superior court, e.g. los-angeles) or court (cacd, cand, casd, caed, ca9 for US; cacb, canb, casb, caeb for US-BK; 1dca to 6dca for CA-APP) to include local rules. Returns each deadline with the governing rule citation for each. Use before calculate_deadline to get valid deadline_type ids.
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"required": [
"state"
],
"properties": {
"court": {
"type": "string",
"description": "Court for local rules: cacd, cand, casd, caed, ca9 (US); cacb, canb, casb, caeb (US-BK); 1dca, 2dca, 3dca, 4dca, 5dca, 6dca (CA-APP)"
},
"state": {
"type": "string",
"description": "Rule-set id: TX, CA, CA-FAM, CA-PROB, CA-UD, CA-SC, CA-GOV, CA-CRIM, CA-JUV, CA-PRESUIT, CA-AGENCY, CA-SPECIAL, CA-APP, CA-SOL, US, or US-BK"
},
"county": {
"type": "string",
"description": "California county slug for local rules, e.g. \"los-angeles\", \"san-diego\" (CA sets only)"
}
}
}{
"title": "List court deadline types",
"readOnlyHint": true,
"openWorldHint": false
}calculate_deadline
Calculate a court deadline deterministically from cited rules (weekends, legal holidays, short-period and mail-service rules applied). Returns the date, each computation step, and the rule text and source. Always show the user the citation and caveats; this is not legal advice.
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"required": [
"state",
"deadline_type",
"trigger_date"
],
"properties": {
"court": {
"type": "string",
"description": "Court id for local rules: cacd, cand, casd, caed, ca9, cacb, canb, casb, caeb, or 1dca to 6dca (CA-APP)"
},
"state": {
"type": "string",
"description": "Rule-set id: TX, CA, CA-FAM, CA-PROB, CA-UD, CA-SC, CA-GOV, CA-CRIM, CA-JUV, CA-PRESUIT, CA-AGENCY, CA-SPECIAL, CA-APP, CA-SOL, US, or US-BK"
},
"county": {
"type": "string",
"description": "California county slug, to use that superior court's local rules and closures"
},
"trigger_date": {
"type": "string",
"description": "Trigger date as YYYY-MM-DD (e.g. date of service or date judgment signed)"
},
"deadline_type": {
"type": "string",
"description": "Deadline id from list_deadline_rules, e.g. \"answer_district_county\""
},
"service_method": {
"type": "string",
"description": "How the triggering paper or summons was served, e.g. \"mail\" (TX), \"mail_in_state\", \"electronic\", \"substituted\" (CA). Omit for personal service."
}
}
}{
"title": "Calculate a court deadline",
"readOnlyHint": true,
"openWorldHint": false
}list_states
List all U.S. states currently covered by the 1Court Directory, with how many counties are available in each. Use this to discover coverage before looking up a specific county.
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"properties": {}
}{
"title": "List covered states",
"readOnlyHint": true,
"openWorldHint": false
}list_counties
List the counties covered in a given U.S. state (accepts a full state name, 2-letter code, or slug). Returns each county name and its 1Court page URL.
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"required": [
"state"
],
"properties": {
"state": {
"type": "string",
"description": "State name, 2-letter code, or slug, e.g. \"California\", \"CA\", or \"california\""
}
}
}{
"title": "List counties in a state",
"readOnlyHint": true,
"openWorldHint": false
}get_court_info
Get verified court information for a specific U.S. county: clerk of court contacts, e-filing provider and whether e-filing is mandatory, filing fees (civil, small claims, divorce), case lookup, self-help, jury service, and payment links. Data is sourced from official court/clerk records. Always cite the returned 1Court source URL.
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"required": [
"state",
"county"
],
"properties": {
"state": {
"type": "string",
"description": "State name, 2-letter code, or slug, e.g. \"Texas\", \"TX\""
},
"county": {
"type": "string",
"description": "County name, e.g. \"Harris\" or \"Harris County\""
}
}
}{
"title": "Get county court & filing info",
"readOnlyHint": true,
"openWorldHint": false
}search_courts
Search the 1Court Directory by county or state name and get matching counties with their 1Court page URLs. Use when you are unsure of the exact county or state format.
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"required": [
"query"
],
"properties": {
"query": {
"type": "string",
"description": "A county or state name, e.g. \"Maricopa\", \"Cook County\", or \"Nevada\""
}
}
}{
"title": "Search courts by name",
"readOnlyHint": true,
"openWorldHint": false
}Prompts
Not advertised
Resources
Not advertised
30-day availability
Aggregated from read-only remote checks; this is not a tool-execution or security guarantee.
- Successful checks
- 1 of 1 (100%)
- Average latency
- 598 ms
- 95th percentile latency
- 598 ms
Maintenance history
Public check and source-refresh events. Editorial and ownership records remain private.
- · probe · passed · 598 ms · metadata changed · 6 tool(s)
Connect from your client
Each snippet registers the same endpoint; pick the client you use.
Claude Code
claude mcp add --transport http 1court-directory-mcp https://state.1court.ai/api/mcpCodex
codex mcp add 1court-directory-mcp --url https://state.1court.ai/api/mcpCursor
{
"mcpServers": {
"1court-directory-mcp": {
"url": "https://state.1court.ai/api/mcp"
}
}
}Cline
{
"mcpServers": {
"1court-directory-mcp": {
"type": "streamableHttp",
"url": "https://state.1court.ai/api/mcp",
"disabled": false
}
}
}VS Code
{
"servers": {
"1court-directory-mcp": {
"type": "http",
"url": "https://state.1court.ai/api/mcp"
}
}
}Gemini CLI
gemini mcp add --transport http 1court-directory-mcp https://state.1court.ai/api/mcpClaude Desktop
{
"mcpServers": {
"1court-directory-mcp": {
"url": "https://state.1court.ai/api/mcp"
}
}
}Windsurf
{
"mcpServers": {
"1court-directory-mcp": {
"serverUrl": "https://state.1court.ai/api/mcp"
}
}
}Let your agent find its tools
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Other documentation and reference servers
Do you run 1Court Directory MCP?
Prove ownership with a DNS record, a well-known file, or your Official MCP Registry entry, and your edits publish immediately. Proofs are re-checked weekly; admins can still hide or remove a listing.