Fast GST Refund
Server Details
Prepare Indian GST refund records, validate entries and generate Statement 3 and Annexure B JSON.
- Status
- Healthy
- Uptime
- 100.0% over the last 24 hours
- Last Tested
- Transport
- Streamable HTTP · MCP 2025-11-25
- URL
- Repository
- syllogismos/fast-gst-refund-mcp
- GitHub Stars
- 0
- ChatGPT
- –
- Claude
- –
TDQS
Scored across 11 tools
Each tool targets a distinct action or resource, with clear parallel tools for Statement 3 and Annexure B (validate, generate, get requirements). The remaining tools (check_receipt_allocation, explain_upload_error, get_refund_checklist, search_refund_guides, read_refund_guide) have non-overlapping purposes. No two tools appear to do the same thing.
All tool names use snake_case with a consistent verb_noun pattern (e.g., validate_statement3, generate_annexure_b, get_refund_checklist). The parallel naming for Statement 3 and Annexure B tools reinforces predictability. No mixing of conventions.
With 11 tools, the set is well-scoped for the domain of GST refund preparation and validation. Each tool earns its place, covering the two main forms (Statement 3 and Annexure B) and supporting activities. The count is neither excessive nor thin.
The tools cover the full lifecycle for both Statement 3 and Annexure B: learning required fields, validating data, generating files, and explaining upload errors. Additional tools for checklists, guides, and receipt allocation checks round out the surface without obvious gaps.
Publisher details
- Operator
- Fast GST Refund (Xeloni Zarakas Private Limited) · Publisher source
- Operator website
- https://fastgstrefund.com/ · Publisher source
- Vendor relationship
- First-party · Publisher source
- Documentation
- https://fastgstrefund.com/for-agents/ · Publisher source
- Trust center
- Not available
- Restrictions
- No paid plan, API key, account or admin approval is required for the current five public tools. Guidance is specific to Indian service-export GST refunds. Full Statement 3 and Annexure B JSON generation is not currently available. · Publisher source
Available Tools
11 toolscheck_receipt_allocationCheck invoice and receipt allocationsARead-onlyIdempotentInspect
Checks how bank receipts are allocated to export invoices: arithmetic, duplicate allocations, missing row references, overallocated receipts and invoice balances. Takes anonymous row numbers and integer INR paise only; names, GSTINs and certificate numbers are not needed. Up to 200 invoices, 200 receipts and 1000 allocations.
Inputs: invoices (required), receipts (required), allocations (required). Returns: unit, issues, sources, summary, +5 more
explain_upload_errorExplain a Statement 3 or Annexure B issueARead-onlyIdempotentInspect
Returns the documented checks and correction steps for one known problem with a Statement 3 or Annexure B file. Statement 3 issues: json_generation, receipt_allocation, corrected_retry, return_mismatch. Annexure B issues: duplicate_document, gstr2b_mismatch, reversals, json_generation.
Inputs: issue (required), document (required). Returns: issue, title, checks, sources, +3 more
generate_annexure_bCreate Annexure B JSONADestructiveInspect
Creates the Annexure B JSON (statement of inward-supply invoices) for a GST refund of accumulated ITC (RFD-01), the file the GST portal otherwise requires from its Excel offline utility, from records that pass validate_annexure_b. Returns openUrl, a link the user opens in a browser to sign in by email, pay once per GSTIN and refund period, and download; the checked records are stored behind the link for 24 hours. With a connected account that has paid, it returns the file. The tool takes no GST portal password or OTP. ITC eligibility, reversal amounts and GSTR-2B periods come from the taxpayer's reviewed records; the tool does not infer them.
Inputs: data (required), link, direct. Returns: file, claim, valid, errors, +15 more
generate_statement3Create Statement 3 JSONADestructiveInspect
Creates the Statement 3 JSON for a GST refund of accumulated ITC on exports without payment of tax (RFD-01), the file the GST portal otherwise requires from its Excel offline utility, from records that pass validate_statement3. Returns openUrl, a link the user opens in a browser to sign in by email, pay once per GSTIN and refund period, and download; the checked records are stored behind the link for 24 hours. With a connected account that has paid, it returns the file. The tool takes no GST portal password or OTP.
Inputs: data (required), link, direct. Returns: file, claim, valid, errors, +15 more
get_annexure_b_requirementsList the fields of Annexure B JSONARead-onlyIdempotentInspect
Returns the fields of the Annexure B JSON (statement of inward-supply invoices) for a GST refund of accumulated ITC (RFD-01), the file the GST portal otherwise requires from its Excel offline utility, and where each value comes from: purchase documents, tax amounts, the GSTR-2B period, reviewed ITC eligibility and the eight GSTR-3B reversal totals, with the fields each supply type leaves empty. Takes no input. Use it before validate_annexure_b to learn which fields to collect.
Inputs: no named parameters. Returns: scope, checks, limits, sha256, +12 more
get_refund_checklistGet a refund preparation checklistARead-onlyIdempotentInspect
Returns the records to gather, the checks to make, the next step and the relevant guides for one stage of a service-export GST refund claim and one preparation topic. Use it when someone asks what to prepare or check.
Inputs: need (required), stage (required). Returns: need, scope, stage, title, +8 more
get_statement3_requirementsList the fields of Statement 3 JSONARead-onlyIdempotentInspect
Returns the fields of the Statement 3 JSON for a GST refund of accumulated ITC on exports without payment of tax (RFD-01), the file the GST portal otherwise requires from its Excel offline utility, and where each value comes from: export invoices and notes, bank BRC/FIRC rows, and shipping details for goods. Takes no input. Use it before validate_statement3 to learn which fields to collect.
Inputs: no named parameters. Returns: scope, checks, limits, sha256, +12 more
read_refund_guideRead a GST refund guideARead-onlyIdempotentInspect
Returns one public guide as Markdown, with its source links and the date its sources were checked. Takes a slug from search_refund_guides.
Inputs: slug (required). Returns: url, slug, title, topic, +4 more
search_refund_guidesFind GST refund guidanceARead-onlyIdempotentInspect
Finds Fast GST Refund's public guides by preparation topic and returns their slugs, titles and descriptions. Takes general keywords; it does not need taxpayer identifiers or document contents.
Inputs: query (required), limit. Returns: guides
validate_annexure_bCheck records for Annexure B JSONARead-onlyIdempotentInspect
Checks records for the Annexure B JSON (statement of inward-supply invoices) for a GST refund of accumulated ITC (RFD-01), the file the GST portal otherwise requires from its Excel offline utility. Applies the offline utility's own checks and returns every error and warning at once, with its row and field. Free; needs no sign-in; stores nothing. A file made by the official utility can be passed as data unchanged. ITC eligibility, reversal amounts and GSTR-2B periods come from the taxpayer's reviewed records; the tool does not infer them.
Inputs: data (required). Returns: claim, valid, errors, message, +8 more
validate_statement3Check records for Statement 3 JSONARead-onlyIdempotentInspect
Checks records for the Statement 3 JSON for a GST refund of accumulated ITC on exports without payment of tax (RFD-01), the file the GST portal otherwise requires from its Excel offline utility. Applies the offline utility's own checks and returns every error and warning at once, with its row and field. Free; needs no sign-in; stores nothing. A file made by the official utility can be passed as data unchanged.
Inputs: data (required). Returns: claim, valid, errors, message, +8 more
Tool Schema Changelog
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