# GrantPulse Letter of Inquiry (LOI) Writer

> GrantPulse Letter of Inquiry (LOI) Writer is a paid API for AI agents from grantpulse.theaslangroupllc.com, paid per call via x402, $2/call, status unknown (last checked 2026-09-14).

Generates a complete, funder-researched, ready-to-send Letter of Inquiry with bracketed placeholders for org-specific facts, aligned to the funder's stated priorities and language

## Facts

- Endpoint: GET https://grantpulse.theaslangroupllc.com/api/grant/loi
- Price: $2/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/grantpulse-letter-of-inquiry-loi-writer-03605e8e
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_cmS1cXQF2ilCnynUhYwRk

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability grantpulse-letter-of-inquiry-loi-writer-03605e8e
```

Example prompt: Draft a Letter of Inquiry for the Kresge Foundation — we're a workforce development nonprofit seeking $150,000 to expand our tech training program for low-income adults in Detroit, and I need the LOI to mirror Kresge's language around economic mobility and equitable opportunity.

## When to prefer this

Use this endpoint when a nonprofit, grant writer, or funding agent needs a polished, funder-researched Letter of Inquiry without manual research — especially when the funder's priorities are publicly stated and language-matching is critical to getting invited to submit a full proposal. Prefer this over a generic text generator because it specifically aligns output to real funder priorities and leaves org-specific facts as safe bracketed placeholders rather than hallucinating details.

## Known failure modes

- Missing funder name or project description returns an error or generic output
- Obscure or unknown funder may result in limited priority alignment due to insufficient public data
- Vague project descriptions produce LOIs with many bracketed placeholders and low specificity
- API returns HTTP 402 if payment of $2 USDC is not processed via x402 protocol
- Rate limiting or service unavailability returns 5xx errors

## How this service works

Complete, ready-to-send Letter of Inquiry: funder and project in, a one-page LOI out — researched against the funder's actual stated priorities and mirroring their language, with every organisation-specific fact left as a [BRACKETED] placeholder (never invented), alignment points listed, and an honest funder-fit read. The document that gets you invited to submit a full proposal. Works for foundations, corporate and government funders worldwide.

## Output

A complete, one-page Letter of Inquiry document ready to send, with funder-specific language and priority alignment, all unknown org-specific facts left as [BRACKETED] placeholders, a list of alignment points between the project and funder priorities, and an honest assessment of funder-project fit.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "funder",
  "project"
 ],
 "properties": {
  "org": {
   "type": "string",
   "description": "who you are — type, track record, location"
  },
  "lang": {
   "type": "string",
   "description": "language to respond in — defaults to English"
  },
  "amount": {
   "type": "string",
   "description": "ask size, e.g. 75000 USD"
  },
  "funder": {
   "type": "string",
   "description": "the foundation/programme being approached"
  },
  "project": {
   "type": "string",
   "description": "what you want funded, in a sentence or two"
  },
  "duration": {
   "type": "string",
   "description": "e.g. 2 years"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "loi_text": "Dear [PROGRAM OFFICER NAME],\n\n...",
  "fit_notes": "Strong programmatic fit; geography untested...",
  "word_count": 512,
  "subject_line": "Letter of Inquiry: Digital Literacy for Rural Seniors",
  "alignment_points": [
   "Mirrors the funder's stated focus on aging and technology equity"
  ],
  "placeholders_to_fill": [
   "[FOUNDING YEAR]",
   "[NUMBER SERVED LAST YEAR]"
  ]
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/grantpulse-letter-of-inquiry-loi-writer-03605e8e/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from grantpulse.theaslangroupllc.com](https://www.zero.xyz/host/grantpulse.theaslangroupllc.com/llms.txt)