Published by @ben in profile revision 1.
Original document: https://hraness.com/deepseek/history
Original credited author: Hraness
AI-drafted at Ben Guo's direct request and credited to Hraness; every claim links to its cataloged source.

## Structured source and record data

````json
{"anchors":[],"provenance":{"draftingDisclosure":"AI-drafted at Ben Guo's direct request and credited to Hraness; every claim links to its cataloged source.","originalAuthor":"Hraness","originalRevision":"7918c03603942cede69dc9da9d07163fc86a7843bf9d9c6caac6adab10011cf1","originalUrl":"https://hraness.com/deepseek/history","source":"hraness"},"records":[{"confidence":"confirmed","date":{"precision":"day","text":"2026-08-13"},"id":"record-e245100d8debeee2e72f","kind":"deepseek-timeline","label":"v4-pro ga and the price hike","original":{"confidence":"confirmed","date":"2026-08-13","detail":"v4-pro goes ga on app, web, and api with peak/off-peak pricing (off-peak at half price). a 'significant' api price increase lands days later — up to ~12x on cache hits. v4.1-flash follows on september 10 — natively multimodal, the smallest of the new architecture family, with v4-pro being phased out in its favor.","era":"incumbent","id":"evt-v4-ga","sourceIds":["src-hp-api-changelog","src-hp-v41-news","src-ci-sedaily-price-hike"],"title":"v4-pro ga and the price hike"},"originalUrl":"https://hraness.com/deepseek/history#incumbent","sourceIds":["source-4a0c5b6f8b16c3e60d88","source-2a3ff17940e8597f812d","source-a2174a4e73c5cbe7a3bd"]},{"confidence":"reported","date":{"precision":"month","text":"2026-09"},"id":"record-b95332f5ec904c0c4afa","kind":"deepseek-timeline","label":"r2 never shipped","original":{"confidence":"reported","date":"2026-09","detail":"as of this writing, r2 has never shipped — never even officially announced. the v-line is the flagship; whether the r-line was folded into it is unknown.","era":"incumbent","id":"evt-r2-never","sourceIds":["src-hp-layer3-r2"],"title":"r2 never shipped"},"originalUrl":"https://hraness.com/deepseek/history#incumbent","sourceIds":["source-913acdbabb9855a55e47"]}],"sources":[{"author":null,"id":"source-a2174a4e73c5cbe7a3bd","note":"up-to-12x cache-hit hike; peak/off-peak split; ipo context","originalId":"src-ci-sedaily-price-hike","published":{"precision":"day","text":"2026-08-14"},"publisher":"en.sedaily.com","title":"up-to-12x cache-hit hike","type":"reporting","url":"https://en.sedaily.com/international/2026/08/14/deepseek-raises-api-prices-up-to-12-fold-as-chinas-ai-firms"},{"author":null,"id":"source-4a0c5b6f8b16c3e60d88","note":"v4-pro ga 8/13/26; vision-exp 8/21/26; v4.1-flash 9/10/26","originalId":"src-hp-api-changelog","published":{"precision":"month","text":"2026-09"},"publisher":"api-docs.deepseek.com","title":"the api changelog: v4-pro ga 2026-08-13","type":"primary","url":"https://api-docs.deepseek.com/updates"},{"author":null,"id":"source-913acdbabb9855a55e47","note":"r2 status: unannounced, unreleased as of jul-2026; delay reporting recap","originalId":"src-hp-layer3-r2","published":{"precision":"month","text":"2026-07"},"publisher":"layer3labs.io","title":"r2 status: unannounced, unreleased as of jul-2026","type":"reporting","url":"https://www.layer3labs.io/guides/deepseek-r2-explained"},{"author":null,"id":"source-2a3ff17940e8597f812d","note":"v4.1-flash, native multimodal; v4-pro phase-out","originalId":"src-hp-v41-news","published":{"precision":"day","text":"2026-09-10"},"publisher":"deepseek.com","title":"the deepseek-v4.1-flash announcement","type":"primary","url":"https://www.deepseek.com/en/news/deepseek-v4-1-flash/"}]}
````