The trajectory, strike per rupee

What we optimise

For fifty years, defence primes were paid to maximise capability per airframe. Each generation added stealth, sensors and integration work; unit costs rose; the quantities bought fell. Recent wars have settled the argument: what decides who can keep fighting is how much can be produced, how fast it can be replaced, and what each round costs to lose.

Apollyon measures something else: strike effect per rupee spent. While the immediate production focus is a family of jet-powered one-way effectors and cruise missiles built on one autopilot baseline and one engineering method, the broader mandate is to leverage this common autonomy, guidance, and manufacturing architecture to rapidly spawn and diversify into new autonomous platforms and domains—relentlessly driving down the cost of delivered effect with every generation.

Two definitions make that measurable, and the rest of this page follows from them.

The unit we count in

Comparing weapons by unit price or range alone obscures delivered effect. A commander buys warhead mass delivered across distance. Combining payload and range yields total delivered strike work:

Two rules qualify this metric: the airframe must clear electronic-warfare and autonomous terminal accuracy gates, and survivability assumes subsonic terrain masking and route planning.

The metric, measured against the field

Today's Apollyon systems sit at roughly ₹3,300–3,500 per kg·km. Hemlock is specified toward ₹55–60 — roughly an order of magnitude below the comparators, and lower than anything currently fielded at its range.

The Ukrainian benchmark we are chasing

Ukraine's FP-5 Flamingo is the honest benchmark for effect per rupee: a 1,150 kg penetrator, a claimed 3,000 km, estimated at $0.5–1M per round on salvaged engines. On this metric it is extraordinary — roughly ₹20/kg·km on the round, or about ₹60 per kg·km on the arriving round at its observed ~1-in-3 hit rate.

That distinction is the strategy. Flamingo buys effect with salvo mass and accepts the misses because its economics permit it; it is also capped by a finite stock of surplus engines, which is why Fire Point is building its own turbojet and why output sits near three rounds a day against a target of seven. Apollyon's route to the same economics is different: keep arrival probability high, remove the subsystems that make cruise missiles expensive, and let the engineering base fall in cost with every generation.

Flamingo, Tomahawk and Barracuda figures from public reporting and manufacturer disclosures; Apollyon costs are internal planning figures, not quotes. Arrival-adjusted cost divides by observed or specified hit probability and is indicative only.

The family, and what each generation costs to run

Each generation inherits what the last one proved and pays only for what is new:

Programme roadmap

Four programmes on one core. Red marks the year in progress, filled bars are production events already committed, and dashed bars are design work still to be earned.

The decisions that set the cost

Three architectural principles dictate our development trajectory. Each represents an intentional departure from traditional defence contractor practices:

1. Preserve the common baseline: The Nightshade configurations share one autopilot baseline and one configuration lineage: guidance modes, control packages, envelope limits, safety logic and telemetry protocols. Apollyon refines the configuration continuously and folds validated changes back across the line; later programmes such as Hemlock inherit the method and the qualification evidence rather than starting from a blank sheet.
2. Compress recurring research and development expenses: The initial flight demonstrator absorbed the capital cost of core development. Subsequent platforms inherit this baseline, directing engineering capital toward airframe tooling, engine integration, and warhead packaging. Capital expenditure yields expanding strike envelopes with each generation, documented through accumulated qualification records.
3. Advance operational doctrine alongside hardware: Nightshade Mk II delivers precision tactical strikes. Hemlock operates as a long-range strike weapon—designed to neutralise hardened infrastructure while mixed salvos exhaust defensive interceptor stockpiles. The same engineering base serves both operational roles without starting a bespoke development programme.

Unit costs are controlled by eliminating expensive legacy subsystems. We avoid proprietary military-grade inertial gyro blocks, custom mechanical gyroscopes, and decade-long component qualifications that elevate legacy cruise missile prices. Instead, we combine progressive metal stamping, commercial automotive servos, out-of-autoclave composites, and hardened edge silicon.

What the requirement sheet has to ask for

India's heavy strike weapons are already in serial production — BrahMos and Pralay at an officially stated 100–200 rounds a year — but at ₹25–35 crore a round they are priced for the highest-value targets. A sovereign attritable layer requires procurement frameworks that incentivize high-tempo manufacturing. Monthly production output, part counts, and domestic supplier depth must serve as formal evaluation criteria.

Apollyon structures Make-II and iDEX defence proposals around volume replenishment metrics. High-intensity modern combat depletes peacetime magazines in weeks. Deterrence requires manufacturing capacity capable of replacing tactical losses in continuous production runs.

Why the mixture wins

Attritable effectors do not eliminate heavy cruise missiles; they optimize their delivery. Standoff strike doctrine requires mixed salvo architectures fired against finite defensive interceptor magazines. In our baseline scenario, an attacker budget is split between attritable effectors and heavy cruise missiles against a defended sector of 120 soft targets and 15 hardened installations. The defending battery maintains 400 interceptor missiles firing two rounds per track with a 75% single-shot kill probability.

Three results emerge consistently across salvo simulations. Salvos of only the most expensive weapons run out too early: a limited missile budget cannot service 135 aim points, meaning 135 separate targets to be hit, so the defending batteries get time to engage all inbound tracks. Salvos of only cheap, disposable weapons can only hit unprotected targets: hardened concrete revetments survive light warhead impacts. Mixed salvos work best: inexpensive effectors fired first overwhelm the radars' ability to track incoming weapons and use up the defending side's surface-to-air missiles, so follow-on cruise missiles can strike hardened installations through the gaps this leaves in the air defence.

Our product architecture reflects this operational firing order: Nightshade loitering effectors strip radar coverage and deplete magazines, while Hemlock heavy effectors neutralize hardened command points. Maintaining high terminal arrival probabilities remains essential—an effector with a 70% arrival rate achieves superior campaign economy compared to platforms landing one in three.

What has to be true

Strategic roadmaps require concrete empirical validation. The following operational milestones define program progress across our product lines:

Read in conjunction with the competitive field and the supply chain, these criteria provide clear, testable verification milestones for technical diligence.