Compare dated releases from OpenAI, DeepSeek, Google and Anthropic. Launches are verifiable events; vendor benchmark claims are not an independent ranking.
Selected releases through September 10, 2026; not an exhaustive model catalog or a best-model ranking.
Dates without a time use the local date of the event.
DeepSeek's dated changelog records the release of V4.1 Flash with native visual input support through its API.
This extends the timeline beyond the initial reasoning-model launches. Published vendor scores remain separate from independent evaluation.
Selected releases through September 10, 2026; not an exhaustive model catalog or a best-model ranking.
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