Auditable US clean-energy tax-credit scenarios for 45Q, 45V, 45Y, 48E, and 45X.
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First seen 2 Oct 2026. One server, whatever directories list it: each directory listing keeps its own page and history.
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5
Tools
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Tools
| Tool | Description | Behaviour |
|---|---|---|
| calculate_tax_credit | Calculate an auditable tax-credit scenario. credit is 45Q, 45V, 45Y, 48E, or 45X. facts must contain the explicit credit-specific eligibility facts; missing facts return indeterminate. This is not tax or filing advice. Price: $2.00 per call after 10 free calls/day. Pay at /x402/taxcredit-engine/calculate_tax_credit with Base USDC, cash-fund payment_ref through escrow_checkout + confirm_escrow_funding, or use /seats. | Not declared |
| describe_agent | Return fleet-standard capabilities, version, and pricing. | Not declared |
| get_rule_pack | Return the bundled rules and official source metadata for one credit. | Not declared |
| list_rule_packs | List supported credits and the current bundled rule-pack digest. | Not declared |
| verify_tax_credit_result | Verify an engine result's audit_sha256. Pass the prior result object as JSON; any changed amount, fact, rule step, or source digest fails. | Not declared |
| Directory | Listing | Tier | First seen |
|---|---|---|---|
| Official MCP Registry | io.github.jdhart81/taxcredit-engine | - | 2 Oct 2026 |
| Smithery | taxcredit-engine | - | 2 Oct 2026 |