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Proposal writing handled by a long-context reviewer, with a human signing rather than writing. Aimed at last-mile delivery owner-operators, taking the phone queue off a human entirely.
In short: Proposal Builder for Last-mile delivery, Run by Long context is a long-context reviewer aimed at last-mile delivery owner-operators, covering proposal writing. It scores 72/100 on AltF Ideas, carried by demand (96) and held back by open field (27). Typical pricing is $5.5k–$82k per customer per year, with a first version reachable in six to twelve months for $40k–$135k.
Last-mile delivery teams lose proposals rebuilt from scratch that are 80% identical. It is the kind of task that is too small to fund and too costly to ignore. The error rate is tolerated because measuring it would cost more than the errors.
A long-context reviewer that sits beside the existing system, reads what it already produces, and closes proposal writing. Revenue is data subscription, which suits a buyer who wants the cost to track the value rather than the seat count.
| Total addressable market | $891M |
|---|---|
| Category growth (CAGR) | 23% |
| Annual contract value | $5.5k – $82k |
| Pricing model | Data subscription |
| Time to first revenue | 58 days |
| Startup cost to MVP | $40k – $135k |
| Build effort | 6-12 months |
Million-token context windows made whole-document reasoning possible in one pass. Last-mile delivery is growing at roughly 21% a year, and this job has not been re-tooled since it was designed around paper.
| Who | The gap |
|---|---|
| A generalist AI tool | No domain grounding, so output needs full human review |
| An internal hire | Works until volume doubles, then breaks again |
| A vertical competitor | Priced and scoped for enterprise accounts, not this segment |
The incumbent is a person, and displacing a person is a change-management problem.
An idea you cannot act on is entertainment. Four concrete steps, wired to tools already running on AltFTool.
Score problem urgency, willingness to pay, and reachable audience size before writing any code.
→ AltF IdeaLabAsk how they handle this today and what it costs them. If nobody can quantify the pain, the demand score is optimistic.
→ Survey BuilderCheck availability, DNS, and email authentication in one pass so your first outreach lands in an inbox.
→ AltF DomainOpsStand up intake, the review queue, and billing before you build the clever part.
→ AltF Flow