startups as
API.ForSale api.forsale
on-stageprojectionSoftware
For sellers and their agents: define an offer and a mandate in one call; agents work every deal and verified human closers take over where declared, paid on the close.
Define your offer and declare your Mandate in one call. Agents work every deal; verified human closers take over exactly where you declared; you pay only when a deal closes won.
From the Startup card at api.sb/api.forsale · Live · Service, Marketplace.
What it is
| Tier | projection | Inferred · high · portfolio-lens-a.tsv (tier) | |
|---|---|---|---|
| Status | on-stage | Inferred · high · lens A stage top100 | |
| Product kind | Software | Inferred · low · seed rule: name grammar api(s).*/.dev/.studio/.management/.app; product kinds per studio CONTEXT.md (Cloud · Data · Software · Service · Commerce · Marketplace) | |
| Core noun | Deal | Inferred · low · seed rule: the unit noun of lens B abstraction V-deal (portfolio-lens-b.md §1) | |
| Buyer and position | Sellers and agents needing deal execution as an API (demand substrate) | Inferred · high · portfolio-lens-b.tsv (icp_or_position) | |
| Closed set or journey | S15 Sales actors · developer seller | Inferred · high · portfolio-lens-a.tsv (set_or_journey) | |
| Abstraction | V-deal | Inferred · high · portfolio-lens-b.tsv (abstraction) | |
| Role (lens B) | projection | Inferred · high · portfolio-lens-b.tsv (role) | |
| Registrar | porkbun | Inferred · high · holdings ledger (domains repo, read-only) |
Its stack
Outbound.Marketing Audience.ForSale API.Lawyer Gigs.Exchange brands
╲ ╲ ╲ ╱
Gigs.Estate Gigs.Science Allowable.Rent API.Holdings Gigs.Lawyer API.Auction brands
╲ ╲ ╲ ╱ ╱ ╱
API.ForSale centre
╱ ╲
APIs.Mortgage API.Services brands
│ ╱ │
Cod.ng Services.Dev Marketplaces.Dev the abstractions
│
Startups.Management ──────────── Startups.Studio the factory
╱ ╱ │ ╲ ╲
MonthEnd.Finance Objects.do Services.do Workers.do SaaS.Dev ──────────────────── SaaS.Studio the foundation · Do.Industries
╲ ╲ ╱
Gigs.Accountants Headless.ly brands
16 more nodes at these levels; see Neighbours.
Click any node to re-centre the stack on it; the trail above keeps the nesting. Each node's own page is one more click.
Neighbours
Same abstraction (V-deal)
Closers.DealsAudience.ForSaleBookers.SaleClosers.AgencyClosers.SaleCreators.SaleGigs.SaleHeadless.MarketingReferrals.SaleSalesBuilder.DevSells.toSetters.SaleAnalytics.doBdr.doCadences.doChurn.doCommissions.doDeals.doEstimates.doOutbound.doOutreach.doProposals.doProspect.doQualify.doQuotes.doRenewals.doRevops.doRfps.doSdr.doSegment.doUpsell.doWinback.doAdcopy.ClickAdvertis.ngAPIs.PromoAPIs.SaleCallnotes.coCallsummaries.coClosers.ServicesClosers.Team +24 more
In logo rows
- APIs.Mortgage's row buildable
- APIs.Credit's row buildable
- Services.Dev's row buildable
- Headless.ly's row specified
- API.SB's row runs today
- StartupBuilder.Dev's row specified
- Closers.Deals's row specified
Its logo row
- Gigs.Lawyer specified
- API.Auction specified
- Prospectus.Click buildable
- Gigs.Estate buildable
- Insure.Vin specified
- Patent.Click specified
- Offers.Vin buildable
- Closers.Deals specified
- Showings.Properties buildable
- Cola.Beer buildable
- Cinderow.com specified
- APIs.Promo buildable
- API.Holdings buildable
- Makereadies.Properties buildable
- Schoolfood.Deals buildable
- Quoting.Tools specified
- Auto.Dev specified
- Gigs.Science buildable
- Sdrs.Work specified
- Tenants.Properties buildable
- APIs.Tires buildable
- APIs.Repair specified
- Title.Vin specified
- Allowable.Rent buildable
- APIs.Estate buildable
- Spiffs.Money buildable
- APIs.Social buildable
- Escrow.Vin buildable
- Sequences.Email specified
- Callnotes.co buildable
- Stocksync.Trade buildable
- Gigs.Sale specified
- Enriches.Email buildable
- Evictions.Properties buildable
- Kestrel.Markets specified
- Schedul.ng buildable
- SaaS.Studio buildable
- Marlow.Legal specified
- APIs.Contractors specified
- SaaS-Affiliates.com buildable
- Estoppel.Click buildable
- Qbrs.Email buildable
- Emberhold.co specified
- Flintfold.com buildable
- MonthEnd.Finance specified
Relationships (58)
| from | verb | to | provenance | |
|---|---|---|---|---|
| Gigs.Lawyer | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified [row] deck each-other matrix (lab-cover.mdx:2433-2435): gigs.lawyer uses api.forsale; a pitch figure | |
| API.Auction | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified [row] sb def api.auction: built on functions/sales [medium]; api.forsale is its preferred provider [medium] | |
| Prospectus.Click | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def prospectus.click: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| Gigs.Estate | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable [row] sb def gigs.estate: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| Insure.Vin | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified deck each-other matrix (lab-cover.mdx:2433-2435): insure.vin uses api.forsale; a pitch figure | |
| Patent.Click | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified deck each-other matrix (lab-cover.mdx:2433-2435): patent.click uses api.forsale; a pitch figure | |
| Offers.Vin | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable [row] sb def offers.vin: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| Closers.Deals | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) · a drawn line ("runs on" or "made by") | API.ForSale | Inferred · high · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsv; docs/plans/2026-10-24-portfolio-stack-visualization.md "The reference instance"; founder's tree, docs/plans/2026-10-24-builder-brands-sketch.md R11 (final structure)specified sb def api.forsale: supplies closers.deals [high] — The B2B closer pool door; stated by many routes as built on api.forsale, and listed in its llms.txt family. | |
| Showings.Properties | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def showings.properties: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| Cola.Beer | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def cola.beer: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| Cinderow.com | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified sb def cinderow.com: built on api.forsale [medium] — Two routes (live, cascade) place it on api.forsale; a revived deal re-enters api.forsale's deal record and its closers. No call recorded. | |
| APIs.Promo | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def apis.promo: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| API.Holdings | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable [row] buildable: sales by fits api/svc/b2b | |
| Makereadies.Properties | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def makereadies.properties: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| Closers.Services | runs-on a drawn line ("runs on" or "made by") | API.ForSale | Inferred · high · docs/plans/2026-10-24-portfolio-stack-visualization.md "The reference instance"; founder's tree, docs/plans/2026-10-24-builder-brands-sketch.md R11 (final structure) Drawn in The services slice (the reference instance). The seed reads this drawn line as runs-on. | |
| Schoolfood.Deals | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def schoolfood.deals: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| Quoting.Tools | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified sb def api.forsale: supplies quoting.tools [medium] — Stated by three routes as built on api.forsale. | |
| Auto.Dev | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified [row] deck each-other matrix (lab-cover.mdx:2433-2435): auto.dev uses api.forsale; a pitch figure | |
| Gigs.Science | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def gigs.science: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| API.ForSale | listed-by logo row on a catalog venue (listed by) | Earn.AX | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable [row] buildable: agents paid on fits api/svc/b2b/agentic/hitl | |
| Sdrs.Work | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified sb def sdrs.work: built on functions/sales [medium]; api.forsale is its preferred provider [medium] | |
| Tenants.Properties | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def tenants.properties: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| APIs.Tires | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def apis.tires: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| APIs.Repair | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified sb def apis.repair: built on functions/sales [medium]; api.forsale is its preferred provider [medium] | |
| Title.Vin | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified [row] deck each-other matrix (lab-cover.mdx:2433-2435): title.vin uses api.forsale; a pitch figure | |
| API.ForSale | listed-by logo row on a catalog venue (listed by) | API.Services | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified live api.services vertical map: specimen | |
| Allowable.Rent | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def allowable.rent: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| API.ForSale | listed-by logo row on a catalog venue (listed by) | APIs.Directory | Inferred · high · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvruns today listed on live apis.directory (fetched 2026-10-24) | |
| APIs.Estate | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def apis.estate: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| API.ForSale | listed-by logo row on a catalog venue (listed by) | API.QA | Inferred · high · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvruns today sb def api.forsale: checked by functions/qa [high] — Its agents.json links its conformance report at https://api.qa/api.forsale (observed); no grade is recorded. | |
| Spiffs.Money | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def spiffs.money: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| APIs.Social | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def apis.social: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| Escrow.Vin | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable [row] sb def escrow.vin: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| Sequences.Email | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified sb def api.forsale: supplies sequences.email [medium] — Stated by two routes as built on api.forsale. | |
| Callnotes.co | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def callnotes.co: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| API.ForSale | runs-on a drawn line ("runs on" or "made by") | API.Services | Inferred · high · docs/plans/2026-10-24-portfolio-stack-visualization.md "The reference instance"; founder's tree, docs/plans/2026-10-24-builder-brands-sketch.md R11 (final structure) Drawn in The services slice (the reference instance). The seed reads this drawn line as runs-on. | |
| Stocksync.Trade | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def stocksync.trade: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| API.ForSale | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | APIs.Mortgage | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def apis.mortgage: supplies api.forsale [low] — rels.tsv supplies api.forsale's mortgage capacity from apis.mortgage | |
| Gigs.Sale | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified sb def gigs.sale: built on api.forsale [medium] — '"Selling something, rather than selling for someone? api.forsale is the seller-side door"; the gigs themselves are api.forsale''s /gigs. Fo | |
| Enriches.Email | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def enriches.email: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| Evictions.Properties | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def evictions.properties: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| Kestrel.Markets | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified deck each-other matrix (lab-cover.mdx:2433-2435): kestrel.markets uses api.forsale; a pitch figure | |
| API.ForSale | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | APIs.Credit | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable [row] buildable: business data by fits api/svc/b2b/agentic/hitl | |
| Schedul.ng | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def schedul.ng: built on api.forsale [low] — The register's default provider for meeting scheduling sits on the sales spine (r2-horizontal). | |
| SaaS.Studio | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable [row] sb def saas.studio: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| Marlow.Legal | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified deck each-other matrix (lab-cover.mdx:2433-2435): marlow.legal uses api.forsale; a pitch figure | |
| APIs.Contractors | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified sb def apis.contractors: built on functions/sales [medium]; api.forsale is its preferred provider [medium] | |
| API.ForSale | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) · founder statement | Services.Dev | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsv; docs/plans/2026-10-24-builder-brands-sketch.md R8buildable [row] buildable: powered by fits api/svc/b2b/agentic/hitl | |
| SaaS-Affiliates.com | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def saas-affiliates.com: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| Estoppel.Click | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def estoppel.click: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| API.ForSale | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | Headless.ly | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified sb def api.forsale: built on headless.ly [medium] — Deal records live in crm.headless.ly (SALES STRATEGY:18), and the deck's each-other slide pairs "a headless CRM and human closers". No produ | |
| Qbrs.Email | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def qbrs.email: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| API.ForSale | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.SB | Inferred · high · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvruns today api.sb/api.forsale answers (status Live, fetched 2026-10-24) | |
| Emberhold.co | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified deck each-other matrix (lab-cover.mdx:2433-2435): emberhold.co uses api.forsale; a pitch figure | |
| Flintfold.com | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · low · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvbuildable sb def flintfold.com: built on functions/sales [low]; api.forsale is its preferred provider [medium] | |
| API.ForSale | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | StartupBuilder.Dev | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified sb/poc/startup-as-noun/defs/api.forsale/startup.data.mdx | |
| MonthEnd.Finance | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | API.ForSale | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified [row] deck each-other matrix (lab-cover.mdx:2433-2435): monthend.finance uses api.forsale; a pitch figure | |
| API.ForSale | runs-on logo row: "Powering" / "Built on" (customer runs on supplier) | Closers.Deals | Inferred · medium · docs/plans/research/2026-10-24-builder-brands/logo-graph.tsvspecified [row] sb def closers.deals: supplies api.forsale [high] — The verified human closers api.forsale's deal gate hands a deal to; ADR 0001 makes the doors front-door skins over one marketplace substrate |
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