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AI Atlas

A continuously updated, source-attributed map of the global AI ecosystem. Every number links back to its source, tier and observation time; history is never discarded.

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© 2026 Simon-Pierre Boucher · AI Atlas. Data is aggregated from public sources and attributed on every page.

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Timeline of StepFun

Every recorded change for this company, newest first. Back to the entity page →

2 events

Year

Category · events in the last 365 days

All categories Benchmarks4,947 Models2,337 Companies1,601 Research1,104 Releases1,019 Providers & pricing640 Datasets146 Frameworks136 Hardware43 Pricing14 Repositories10

Filtered to one entity. Show the whole atlas

Sept 2026 2

11 Sept 2026
Listed by providerModelStep 3.5 FlashStepFun
OpenRouter lists Step 3.5 Flash at $0.1 in / $0.3 out per 1M tokens
openrouter
openrouter.ai

11 Sept 2026

Listed by providerModelStep 3.7 FlashStepFun

OpenRouter lists Step 3.7 Flash at $0.2 in / $1.15 out per 1M tokens

openrouter

Showing up to 400 events. Narrow by year or category, or use the changes feed for cursor-paged history. Times are UTC.