Market around Story Engine

An open-source framework for diagnosing and designing sustainable plot progression in long-form fiction, with structured schemas, rule-based analysis, validation, and support for AI or agent workflows.

Visit github.com ↗Pricing page ↗

Explore the market

Prices and medians update for the tier you select.

Compare at

Story Engine · Pro

No Pro plan

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Pro-provider median

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insufficient comparable pricing

vs Pro providers

No comparison

Story Engine doesn't sell Pro

ⓘ Comparisons are same provider type (provider) and same buyer tier (Pro). Never across tiers.

Market density

11th pctile

7 competing vendors

Comparable listings · 30d

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Price spectrum · Pro plans · 3 of 3 providers priced · log scale · $25 → $249/mo

Agents MCP servers◻ shaded = middle 50% · line = median (all types)Story Engine has no comparable Pro price — not plotted

Products in this market

Ranked by how closely each one matches Story Engine's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.

FFrameworks1Ranked by similarity

Story Enginethis listing

● FRAMEWORK

no public price

PPlatforms1Ranked by similarity

NovelForge

● PLATFORM72% similar

no public price

MMCP servers1Ranked by similarity

Burnlore

● MCP70% similar

no public price

OOther1Ranked by similarity

Plot Studio

● OTHER69% similar

no public price

Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.