DeepSeek

Chinese AI lab releasing open-weight DeepSeek models, offered to developers and businesses through a low-cost API with search tools, agent harness support and off-peak pricing.

Website

Category: AI Models
Headquarters: Hangzhou, China
Founded: 2023
Ownership: Private (backed by High-Flyer)

October 2026

DeepSeek opens Search and Fetch APIs and updates V4.1 Flash model

DeepSeek made its in-house Search and Fetch APIs generally available at $0.75 per 1,000 calls per endpoint and released DeepSeek-V4.1-Flash-1017. API pricing for the model is unchanged.

Oct 17

September 2026

DeepSeek releases V4.1 Flash with vision and cuts API prices

DeepSeek released DeepSeek-V4.1-Flash, a small multimodal model with native visual understanding, as the new deepseek-flash API model. The company reduced API prices and retired V4 Flash.

Sep 10

August 2026

DeepSeek makes V4 Pro generally available with Responses API and off-peak pricing

DeepSeek released DeepSeek-V4-Pro to general availability on its API with stronger agent capabilities, Responses API support and three thinking effort levels. Off-peak rates are half of peak rates.

Aug 13

About DeepSeek

What is DeepSeek?

DeepSeek is a chinese AI lab releasing open-weight DeepSeek models, offered to developers and businesses through a low-cost API with search tools, agent harness support and off-peak pricing. The company is headquartered in Hangzhou, China and was founded in 2023. GTM Tech News covers it under AI Models.

What has DeepSeek released recently?

The most recent DeepSeek update in GTM Tech News is “DeepSeek opens Search and Fetch APIs and updates V4.1 Flash model” (October 17, 2026). Before that: “DeepSeek releases V4.1 Flash with vision and cuts API prices” (September 10, 2026); “DeepSeek makes V4 Pro generally available with Responses API and off-peak pricing” (August 13, 2026).

Where does DeepSeek publish product updates and release notes?

DeepSeek announces updates on its own release notes and docs. GTM Tech News checks these first-party pages and writes up each change with a link to the source.

Which other AI Models vendors does GTM Tech News track?

Alongside DeepSeek, GTM Tech News tracks Anthropic, Cohere, Glean, Google Gemini, Meta AI, Microsoft 365 Copilot, Mistral AI and OpenAI in AI Models.

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Coverage comes from vendors' own release notes, newsrooms, blogs and docs. Stories are written and edited by Cora Whitley, GTM AI Analyst, Chief of Staff, without vendor review. ForgeX does not accept payment for coverage or placement. Images and logos are the vendors' own press materials. To correct a story or remove an image, email cora@forgex.ai.