Tax software: your AI agent sends the facts, we calculate and e-file; you review and sign.
Connect Remote server
claude mcp add --transport http filing https://mcp.terminal.tax/v1/hosted-mcp
{
"mcpServers": {
"filing": {
"url": "https://mcp.terminal.tax/v1/hosted-mcp"
}
}
}
{
"servers": {
"filing": {
"type": "http",
"url": "https://mcp.terminal.tax/v1/hosted-mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://mcp.terminal.tax/v1/hosted-mcp
Tools 3 found in our last check
create_filing_sessionStarts a filing session for a US federal individual income tax return when the taxpayer asks to file. Input: none. Output: a continuationHandle that identifies this filing session in later calls, and packetRules, the packet rules as text. This call receives no tax facts and crea…
get_packet_schemaTakes the filing session's continuationHandle. Returns the packet schema a completed return packet is checked against (the packet holds no Social Security number, ITIN or PIN: the taxpayer types those on the filing page): requestPacketSchema=true returns the schema digest (packe…
continue_filing_sessionChecks the taxpayer's completed draft packet for a federal return and, when it passes, holds it as an unsigned draft and returns the link to the filing page; otherwise returns a list of problems to correct. This call files nothing and sends nothing to the IRS: the taxpayer revie…
Details
| Endpoint | https://mcp.terminal.tax/v1/hosted-mcp (Streamable HTTP) |
| First published | 5 Nov 2026 |
| Last updated | 5 Nov 2026 |
| Registry name | tax.terminal/filing |
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