Agent memory and a signed spending ledger: pay any x402 API, keep a provable receipt.
Connect Remote server
claude mcp add --transport http tabularium https://tabularium.matt-3e0.workers.dev/mcp
{
"mcpServers": {
"tabularium": {
"url": "https://tabularium.matt-3e0.workers.dev/mcp"
}
}
}
{
"servers": {
"tabularium": {
"type": "http",
"url": "https://tabularium.matt-3e0.workers.dev/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://tabularium.matt-3e0.workers.dev/mcp
Tools 8 found in our last check
tabularium_menuFree. Prices, payee, network, policy (term, grace, size limits) and the signing key for every call.
tabularium_headFree. Free: signed head (seq + hash, no values), state and expiry for a wallet's workspace
tabularium_writePaid ($0.003 USDC on Base, x402). Append a value under a key in the paying wallet's workspace. Agent memory: save a value under a key in a persistent key-value store owned by the paying wallet. The first write opens a 30-day workspace. Memory survives restarts, new machines and…
tabularium_readPaid ($0.002 USDC on Base, x402). Latest value for a key, with its chain entry. Agent memory: read the latest value for a key from the paying wallet's persistent key-value store, with its signed hash-chain entry. Reads keep working through the 90-day grace period after the term…
tabularium_renewPaid ($0.25 USDC on Base, x402). Extend the workspace by 30 days from the later of now or its expiry. Agent memory: keep the paying wallet's persistent key-value store for 30 more days, counted from the later of now or its current expiry. A free pre-check rejects a wallet with n…
tabularium_exportPaid ($0.01 USDC on Base, x402). Full signed history and current values, verifiable offline. Agent memory: export the full signed history and current values of the paying wallet's persistent key-value store, for backup or proof. The export verifies offline against the public key…
tabularium_snapshot_fetchPaid ($0.005 USDC on Base, x402). Read a web page as markdown as a person sees it, hidden text flagged, with a signed record. Reads a web page as clean markdown, as a person sees it: hidden text and invisible Unicode are kept out of the text and flagged with a prompt-injection v…
tabularium_snapshot_tablesPaid ($0.005 USDC on Base, x402). The tables in a web page, PDF, Word, Excel or CSV file, as JSON, with a signed record. Returns the tables in a web page, PDF, Word, Excel or CSV file as JSON: caption, header row and rows of cells. Rows hidden from people are skipped. Includes t…
Details
| Endpoint | https://tabularium.matt-3e0.workers.dev/mcp (Streamable HTTP) |
| Package | [email protected] (NPM, stdio) |
| First published | 3 Nov 2026 |
| Last updated | 3 Nov 2026 |
| Registry name | io.github.SQLazy/tabularium |
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