Sources & verification notes

DeepSeek V4 Pro

• Exact identifier & access

  Identity and lifecycle apply to this exact identifier and serving surface.

  • Your First API Call ↗DeepSeek · provider-authored · checked Sep 13, 2026

• First availability

  Effective Apr 24, 2026. Checked Sep 13, 2026. Re-verification needed.

  First V4 API availability; the GA update was documented on 2026-08-13.

  • Change Log ↗DeepSeek · provider-authored · checked Sep 23, 2026

• Availability status

  Effective date not established; this is an observation. Checked Sep 13, 2026. Re-verification needed.

  • Your First API Call ↗DeepSeek · provider-authored · checked Sep 13, 2026

• Availability status

  Effective date not established; this is an observation. Checked Oct 20, 2026.

  Re-checked against the cited page; unchanged.

  • Models & Pricing ↗DeepSeek · provider-authored · checked Oct 20, 2026

• Capabilities & limits

  Effective date not established; this is an observation. Checked Sep 13, 2026. Re-verification needed.

  • Models & Pricing ↗DeepSeek · provider-authored · checked Sep 23, 2026

• Capabilities & limits

  Effective date not established; this is an observation. Checked Oct 20, 2026.

  Re-checked against the cited page; unchanged.

  • Models & Pricing ↗DeepSeek · provider-authored · checked Oct 20, 2026

• Input price

  Effective Aug 16, 2026. Checked Sep 13, 2026. Re-verification needed.

  Derived from the captured rate card's standard token row.

  • Models & Pricing ↗DeepSeek · provider-authored · checked Sep 23, 2026

• Input price

  Effective Aug 16, 2026. Checked Oct 20, 2026.

  Derived from the captured rate card's standard token row.

  • Models & Pricing ↗DeepSeek · provider-authored · checked Oct 20, 2026

• Output price

  Effective Aug 16, 2026. Checked Sep 13, 2026. Re-verification needed.

  Derived from the captured rate card's standard token row.

  • Models & Pricing ↗DeepSeek · provider-authored · checked Sep 23, 2026

• Output price

  Effective Aug 16, 2026. Checked Oct 20, 2026.

  Derived from the captured rate card's standard token row.

  • Models & Pricing ↗DeepSeek · provider-authored · checked Oct 20, 2026

• Model card

  Effective date not established; this is an observation. Checked Sep 13, 2026. Re-verification needed.

  • DeepSeek V4 Preview Release ↗DeepSeek · provider-authored · checked Sep 23, 2026

• Model card

  Effective date not established; this is an observation. Checked Sep 23, 2026.

  Existing card values re-verified: 1.6T total / 49B active (V4 preview post); DeepSeek-V4-Pro-0813 keeps the preview model structure; the pricing page marks Vision 'Not supported'.

  • DeepSeek V4 Preview Release ↗DeepSeek · provider-authored · checked Sep 23, 2026
  • deepseek-ai/DeepSeek-V4-Pro-0813 model card ↗DeepSeek · provider-authored · checked Sep 23, 2026
  • deepseek-ai/DeepSeek-V4-Pro model card ↗DeepSeek · provider-authored · checked Sep 23, 2026
  • Models & Pricing ↗DeepSeek · provider-authored · checked Sep 23, 2026

• Official announcement

  Effective Apr 24, 2026. Checked Sep 13, 2026. Re-verification needed.

  • DeepSeek V4 Preview Release ↗DeepSeek · provider-authored · checked Sep 23, 2026

• Provider description

  Effective date not established; this is an observation. Checked Oct 1, 2026.

  • deepseek-ai/DeepSeek-V4-Pro-0813 model card ↗DeepSeek · provider-authored · checked Oct 1, 2026

• Provider comparison

  Effective date not established; this is an observation. Checked Sep 13, 2026. Re-verification needed.

  • DeepSeek V4 Preview Release ↗DeepSeek · provider-authored · checked Sep 23, 2026

• Full rate card

  Effective Aug 16, 2026. Checked Sep 13, 2026. Re-verification needed.

  • Models & Pricing ↗DeepSeek · provider-authored · checked Sep 23, 2026

• Full rate card

  Effective Aug 16, 2026. Checked Oct 20, 2026.

  Re-checked against the cited page; unchanged.

  • Models & Pricing ↗DeepSeek · provider-authored · checked Oct 20, 2026

• License

  Effective date not established; this is an observation. Checked Sep 13, 2026. Re-verification needed.

  Not verified. These sources establish the identifier, not this missing fact.

  • Your First API Call ↗DeepSeek · provider-authored · checked Sep 13, 2026